1548148909.401 * [misc]progress: [Phase 1 of 3] Setting up. 1548148909.401 * * * [misc]progress: [1/2] Preparing points 1548148909.447 * * * [misc]progress: [2/2] Setting up program. 1548148909.451 * [misc]progress: [Phase 2 of 3] Improving. 1548148909.451 * * * * [misc]progress: [ 1 / 1 ] simplifiying candidate # 1548148909.451 * [enter]simplify: Simplifying (/ a (- (acos a))) 1548148909.451 * * [misc]simplify: iters left: 5 (4 enodes) 1548148909.453 * [exit]simplify: Simplified to (/ a (- (acos a))) 1548148909.453 * [misc]simplify: Simplified (2) to (λ (a) (/ a (- (acos a)))) 1548148909.457 * * [misc]progress: iteration 1 / 4 1548148909.457 * * * [misc]progress: picking best candidate 1548148909.461 * * * * [misc]pick: Picked # 1548148909.461 * * * [misc]progress: localizing error 1548148909.476 * * * [misc]progress: generating rewritten candidates 1548148909.476 * * * * [misc]progress: [ 1 / 1 ] rewriting at (2) 1548148909.478 * * * [misc]progress: generating series expansions 1548148909.478 * * * * [misc]progress: [ 1 / 1 ] generating series at (2) 1548148909.478 * [misc]backup-simplify: Simplify (/ a (- (acos a))) into (* -1 (/ a (acos a))) 1548148909.478 * [misc]approximate: Taking taylor expansion of (* -1 (/ a (acos a))) in (a) around 0 1548148909.478 * [misc]taylor: Taking taylor expansion of (* -1 (/ a (acos a))) in a 1548148909.478 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.478 * [misc]backup-simplify: Simplify -1 into -1 1548148909.478 * [misc]taylor: Taking taylor expansion of (/ a (acos a)) in a 1548148909.478 * [misc]taylor: Taking taylor expansion of a in a 1548148909.478 * [misc]backup-simplify: Simplify 0 into 0 1548148909.478 * [misc]backup-simplify: Simplify 1 into 1 1548148909.478 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148909.480 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148909.481 * [misc]backup-simplify: Simplify (/ 1 (acos a)) into (/ 1 (acos a)) 1548148909.481 * [misc]taylor: Taking taylor expansion of (* -1 (/ a (acos a))) in a 1548148909.481 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.481 * [misc]backup-simplify: Simplify -1 into -1 1548148909.481 * [misc]taylor: Taking taylor expansion of (/ a (acos a)) in a 1548148909.481 * [misc]taylor: Taking taylor expansion of a in a 1548148909.481 * [misc]backup-simplify: Simplify 0 into 0 1548148909.481 * [misc]backup-simplify: Simplify 1 into 1 1548148909.481 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148909.481 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148909.481 * [misc]backup-simplify: Simplify (/ 1 (acos a)) into (/ 1 (acos a)) 1548148909.481 * [misc]backup-simplify: Simplify (* -1 (/ 1 (acos a))) into (/ -1 (acos a)) 1548148909.481 * [misc]backup-simplify: Simplify (/ -1 (acos a)) into (/ -1 (acos a)) 1548148909.481 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0 1548148909.482 * [misc]backup-simplify: Simplify (+ (* -1 0) (* 0 (/ 1 (acos a)))) into 0 1548148909.482 * [misc]backup-simplify: Simplify 0 into 0 1548148909.482 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.483 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))) into 0 1548148909.483 * [misc]backup-simplify: Simplify 0 into 0 1548148909.483 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.483 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))) into 0 1548148909.483 * [misc]backup-simplify: Simplify 0 into 0 1548148909.484 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.484 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))) into 0 1548148909.485 * [misc]backup-simplify: Simplify 0 into 0 1548148909.485 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.486 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))))) into 0 1548148909.486 * [misc]backup-simplify: Simplify 0 into 0 1548148909.486 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.487 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))))) into 0 1548148909.487 * [misc]backup-simplify: Simplify 0 into 0 1548148909.487 * [misc]backup-simplify: Simplify (* (/ -1 (acos a)) a) into (* -1 (/ a (acos a))) 1548148909.487 * [misc]backup-simplify: Simplify (/ (/ 1 a) (- (acos (/ 1 a)))) into (/ -1 (* a (acos (/ 1 a)))) 1548148909.487 * [misc]approximate: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in (a) around 0 1548148909.487 * [misc]taylor: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a 1548148909.487 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.487 * [misc]backup-simplify: Simplify -1 into -1 1548148909.487 * [misc]taylor: Taking taylor expansion of (* a (acos (/ 1 a))) in a 1548148909.487 * [misc]taylor: Taking taylor expansion of a in a 1548148909.487 * [misc]backup-simplify: Simplify 0 into 0 1548148909.487 * [misc]backup-simplify: Simplify 1 into 1 1548148909.488 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148909.488 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148909.488 * [misc]backup-simplify: Simplify (* 0 (acos (/ 1 a))) into 0 1548148909.488 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a)) 1548148909.488 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148909.488 * [misc]taylor: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a 1548148909.488 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.488 * [misc]backup-simplify: Simplify -1 into -1 1548148909.488 * [misc]taylor: Taking taylor expansion of (* a (acos (/ 1 a))) in a 1548148909.488 * [misc]taylor: Taking taylor expansion of a in a 1548148909.488 * [misc]backup-simplify: Simplify 0 into 0 1548148909.488 * [misc]backup-simplify: Simplify 1 into 1 1548148909.488 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148909.488 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148909.488 * [misc]backup-simplify: Simplify (* 0 (acos (/ 1 a))) into 0 1548148909.489 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a)) 1548148909.489 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148909.489 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148909.489 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0 1548148909.490 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0 1548148909.490 * [misc]backup-simplify: Simplify 0 into 0 1548148909.490 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0 1548148909.490 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.490 * [misc]backup-simplify: Simplify 0 into 0 1548148909.491 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0 1548148909.491 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.491 * [misc]backup-simplify: Simplify 0 into 0 1548148909.492 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0 1548148909.492 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.493 * [misc]backup-simplify: Simplify 0 into 0 1548148909.493 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0 1548148909.494 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.494 * [misc]backup-simplify: Simplify 0 into 0 1548148909.495 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0 1548148909.495 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.496 * [misc]backup-simplify: Simplify 0 into 0 1548148909.496 * [misc]backup-simplify: Simplify (* (/ -1 (acos (/ 1 (/ 1 a)))) (/ 1 (/ 1 a))) into (* -1 (/ a (acos a))) 1548148909.496 * [misc]backup-simplify: Simplify (/ (/ 1 (- a)) (- (acos (/ 1 (- a))))) into (/ 1 (* a (acos (/ -1 a)))) 1548148909.496 * [misc]approximate: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in (a) around 0 1548148909.496 * [misc]taylor: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a 1548148909.496 * [misc]taylor: Taking taylor expansion of (* a (acos (/ -1 a))) in a 1548148909.496 * [misc]taylor: Taking taylor expansion of a in a 1548148909.496 * [misc]backup-simplify: Simplify 0 into 0 1548148909.496 * [misc]backup-simplify: Simplify 1 into 1 1548148909.496 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148909.496 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148909.496 * [misc]backup-simplify: Simplify (* 0 (acos (/ -1 a))) into 0 1548148909.496 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a)) 1548148909.497 * [misc]backup-simplify: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a))) 1548148909.497 * [misc]taylor: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a 1548148909.497 * [misc]taylor: Taking taylor expansion of (* a (acos (/ -1 a))) in a 1548148909.497 * [misc]taylor: Taking taylor expansion of a in a 1548148909.497 * [misc]backup-simplify: Simplify 0 into 0 1548148909.497 * [misc]backup-simplify: Simplify 1 into 1 1548148909.497 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148909.497 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148909.497 * [misc]backup-simplify: Simplify (* 0 (acos (/ -1 a))) into 0 1548148909.497 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a)) 1548148909.497 * [misc]backup-simplify: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a))) 1548148909.497 * [misc]backup-simplify: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a))) 1548148909.498 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0 1548148909.498 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0 1548148909.498 * [misc]backup-simplify: Simplify 0 into 0 1548148909.498 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0 1548148909.499 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.499 * [misc]backup-simplify: Simplify 0 into 0 1548148909.499 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0 1548148909.500 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.500 * [misc]backup-simplify: Simplify 0 into 0 1548148909.500 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0 1548148909.501 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.501 * [misc]backup-simplify: Simplify 0 into 0 1548148909.502 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0 1548148909.502 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.502 * [misc]backup-simplify: Simplify 0 into 0 1548148909.503 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0 1548148909.504 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.504 * [misc]backup-simplify: Simplify 0 into 0 1548148909.504 * [misc]backup-simplify: Simplify (* (/ 1 (acos (/ -1 (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (* -1 (/ a (acos a))) 1548148909.504 * * * [misc]progress: simplifying candidates 1548148909.504 * * * * [misc]progress: [ 1 / 23 ] simplifiying candidate # 1548148909.504 * * * * [misc]progress: [ 2 / 23 ] simplifiying candidate # 1548148909.504 * * * * [misc]progress: [ 3 / 23 ] simplifiying candidate # 1548148909.504 * * * * [misc]progress: [ 4 / 23 ] simplifiying candidate # 1548148909.504 * * * * [misc]progress: [ 5 / 23 ] simplifiying candidate # 1548148909.504 * * * * [misc]progress: [ 6 / 23 ] simplifiying candidate # 1548148909.504 * * * * [misc]progress: [ 7 / 23 ] simplifiying candidate # 1548148909.504 * * * * [misc]progress: [ 8 / 23 ] simplifiying candidate # 1548148909.504 * * * * [misc]progress: [ 9 / 23 ] simplifiying candidate # 1548148909.504 * * * * [misc]progress: [ 10 / 23 ] simplifiying candidate # 1548148909.505 * * * * [misc]progress: [ 11 / 23 ] simplifiying candidate # 1548148909.505 * [enter]simplify: Simplifying (cbrt (- (acos a))) 1548148909.505 * * [misc]simplify: iters left: 4 (4 enodes) 1548148909.506 * [exit]simplify: Simplified to (cbrt (- (acos a))) 1548148909.506 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ a (* (cbrt (- (acos a))) (cbrt (- (acos a))))) (cbrt (- (acos a))))) 1548148909.506 * * * * [misc]progress: [ 12 / 23 ] simplifiying candidate # 1548148909.506 * [enter]simplify: Simplifying (sqrt (- (acos a))) 1548148909.506 * * [misc]simplify: iters left: 4 (4 enodes) 1548148909.507 * [exit]simplify: Simplified to (sqrt (- (acos a))) 1548148909.507 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ a (sqrt (- (acos a)))) (sqrt (- (acos a))))) 1548148909.507 * * * * [misc]progress: [ 13 / 23 ] simplifiying candidate # 1548148909.508 * [enter]simplify: Simplifying (- (acos a)) 1548148909.508 * * [misc]simplify: iters left: 3 (3 enodes) 1548148909.509 * [exit]simplify: Simplified to (- (acos a)) 1548148909.509 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ a 1) (- (acos a)))) 1548148909.509 * * * * [misc]progress: [ 14 / 23 ] simplifiying candidate # 1548148909.509 * [enter]simplify: Simplifying (acos a) 1548148909.509 * * [misc]simplify: iters left: 1 (2 enodes) 1548148909.509 * [exit]simplify: Simplified to (acos a) 1548148909.509 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ a -1) (acos a))) 1548148909.509 * * * * [misc]progress: [ 15 / 23 ] simplifiying candidate # 1548148909.510 * [enter]simplify: Simplifying (cbrt (acos a)) 1548148909.510 * * [misc]simplify: iters left: 2 (3 enodes) 1548148909.510 * [exit]simplify: Simplified to (cbrt (acos a)) 1548148909.510 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ a (- (* (cbrt (acos a)) (cbrt (acos a))))) (cbrt (acos a)))) 1548148909.510 * * * * [misc]progress: [ 16 / 23 ] simplifiying candidate # 1548148909.511 * [enter]simplify: Simplifying (sqrt (acos a)) 1548148909.511 * * [misc]simplify: iters left: 2 (3 enodes) 1548148909.511 * [exit]simplify: Simplified to (sqrt (acos a)) 1548148909.512 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ a (- (sqrt (acos a)))) (sqrt (acos a)))) 1548148909.512 * * * * [misc]progress: [ 17 / 23 ] simplifiying candidate # 1548148909.512 * [enter]simplify: Simplifying (acos a) 1548148909.512 * * [misc]simplify: iters left: 1 (2 enodes) 1548148909.512 * [exit]simplify: Simplified to (acos a) 1548148909.512 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ a (- 1)) (acos a))) 1548148909.512 * * * * [misc]progress: [ 18 / 23 ] simplifiying candidate # 1548148909.513 * [enter]simplify: Simplifying (- (cbrt (acos a))) 1548148909.513 * * [misc]simplify: iters left: 4 (4 enodes) 1548148909.514 * [exit]simplify: Simplified to (- (cbrt (acos a))) 1548148909.514 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ a (* (cbrt (acos a)) (cbrt (acos a)))) (- (cbrt (acos a))))) 1548148909.514 * * * * [misc]progress: [ 19 / 23 ] simplifiying candidate # 1548148909.514 * [enter]simplify: Simplifying (- (sqrt (acos a))) 1548148909.514 * * [misc]simplify: iters left: 4 (4 enodes) 1548148909.515 * [exit]simplify: Simplified to (- (sqrt (acos a))) 1548148909.515 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ a (sqrt (acos a))) (- (sqrt (acos a))))) 1548148909.515 * * * * [misc]progress: [ 20 / 23 ] simplifiying candidate # 1548148909.515 * [enter]simplify: Simplifying (- (acos a)) 1548148909.516 * * [misc]simplify: iters left: 3 (3 enodes) 1548148909.516 * [exit]simplify: Simplified to (- (acos a)) 1548148909.516 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ a 1) (- (acos a)))) 1548148909.516 * * * * [misc]progress: [ 21 / 23 ] simplifiying candidate # 1548148909.517 * [enter]simplify: Simplifying (* -1 (/ a (acos a))) 1548148909.517 * * [misc]simplify: iters left: 5 (5 enodes) 1548148909.518 * * [misc]simplify: iters left: 4 (9 enodes) 1548148909.521 * * [misc]simplify: iters left: 3 (14 enodes) 1548148909.524 * * [misc]simplify: iters left: 2 (16 enodes) 1548148909.528 * * [misc]simplify: iters left: 1 (18 enodes) 1548148909.532 * [exit]simplify: Simplified to (/ (- a) (acos a)) 1548148909.532 * [misc]simplify: Simplified (2) to (λ (a) (/ (- a) (acos a))) 1548148909.533 * * * * [misc]progress: [ 22 / 23 ] simplifiying candidate # 1548148909.533 * [enter]simplify: Simplifying (* -1 (/ a (acos a))) 1548148909.533 * * [misc]simplify: iters left: 5 (5 enodes) 1548148909.546 * * [misc]simplify: iters left: 4 (9 enodes) 1548148909.549 * * [misc]simplify: iters left: 3 (14 enodes) 1548148909.552 * * [misc]simplify: iters left: 2 (16 enodes) 1548148909.555 * * [misc]simplify: iters left: 1 (18 enodes) 1548148909.559 * [exit]simplify: Simplified to (/ (- a) (acos a)) 1548148909.559 * [misc]simplify: Simplified (2) to (λ (a) (/ (- a) (acos a))) 1548148909.559 * * * * [misc]progress: [ 23 / 23 ] simplifiying candidate # 1548148909.560 * [enter]simplify: Simplifying (* -1 (/ a (acos a))) 1548148909.560 * * [misc]simplify: iters left: 5 (5 enodes) 1548148909.561 * * [misc]simplify: iters left: 4 (9 enodes) 1548148909.564 * * [misc]simplify: iters left: 3 (14 enodes) 1548148909.566 * * [misc]simplify: iters left: 2 (16 enodes) 1548148909.570 * * [misc]simplify: iters left: 1 (18 enodes) 1548148909.574 * [exit]simplify: Simplified to (/ (- a) (acos a)) 1548148909.574 * [misc]simplify: Simplified (2) to (λ (a) (/ (- a) (acos a))) 1548148909.574 * * * [misc]progress: adding candidates to table 1548148909.718 * * [misc]progress: iteration 2 / 4 1548148909.718 * * * [misc]progress: picking best candidate 1548148909.743 * * * * [misc]pick: Picked # 1548148909.743 * * * [misc]progress: localizing error 1548148909.754 * * * [misc]progress: generating rewritten candidates 1548148909.754 * * * * [misc]progress: [ 1 / 2 ] rewriting at (2) 1548148909.757 * * * * [misc]progress: [ 2 / 2 ] rewriting at (2 2) 1548148909.759 * * * [misc]progress: generating series expansions 1548148909.759 * * * * [misc]progress: [ 1 / 2 ] generating series at (2) 1548148909.760 * [misc]backup-simplify: Simplify (* a (/ 1 (- (acos a)))) into (* -1 (/ a (acos a))) 1548148909.760 * [misc]approximate: Taking taylor expansion of (* -1 (/ a (acos a))) in (a) around 0 1548148909.760 * [misc]taylor: Taking taylor expansion of (* -1 (/ a (acos a))) in a 1548148909.760 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.760 * [misc]backup-simplify: Simplify -1 into -1 1548148909.760 * [misc]taylor: Taking taylor expansion of (/ a (acos a)) in a 1548148909.760 * [misc]taylor: Taking taylor expansion of a in a 1548148909.760 * [misc]backup-simplify: Simplify 0 into 0 1548148909.760 * [misc]backup-simplify: Simplify 1 into 1 1548148909.760 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148909.760 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148909.760 * [misc]backup-simplify: Simplify (/ 1 (acos a)) into (/ 1 (acos a)) 1548148909.760 * [misc]taylor: Taking taylor expansion of (* -1 (/ a (acos a))) in a 1548148909.760 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.760 * [misc]backup-simplify: Simplify -1 into -1 1548148909.760 * [misc]taylor: Taking taylor expansion of (/ a (acos a)) in a 1548148909.760 * [misc]taylor: Taking taylor expansion of a in a 1548148909.760 * [misc]backup-simplify: Simplify 0 into 0 1548148909.760 * [misc]backup-simplify: Simplify 1 into 1 1548148909.760 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148909.760 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148909.760 * [misc]backup-simplify: Simplify (/ 1 (acos a)) into (/ 1 (acos a)) 1548148909.760 * [misc]backup-simplify: Simplify (* -1 (/ 1 (acos a))) into (/ -1 (acos a)) 1548148909.760 * [misc]backup-simplify: Simplify (/ -1 (acos a)) into (/ -1 (acos a)) 1548148909.761 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0 1548148909.761 * [misc]backup-simplify: Simplify (+ (* -1 0) (* 0 (/ 1 (acos a)))) into 0 1548148909.761 * [misc]backup-simplify: Simplify 0 into 0 1548148909.761 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.762 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))) into 0 1548148909.762 * [misc]backup-simplify: Simplify 0 into 0 1548148909.762 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.763 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))) into 0 1548148909.763 * [misc]backup-simplify: Simplify 0 into 0 1548148909.763 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.764 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))) into 0 1548148909.764 * [misc]backup-simplify: Simplify 0 into 0 1548148909.764 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.765 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))))) into 0 1548148909.765 * [misc]backup-simplify: Simplify 0 into 0 1548148909.765 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.766 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))))) into 0 1548148909.766 * [misc]backup-simplify: Simplify 0 into 0 1548148909.766 * [misc]backup-simplify: Simplify (* (/ -1 (acos a)) a) into (* -1 (/ a (acos a))) 1548148909.767 * [misc]backup-simplify: Simplify (* (/ 1 a) (/ 1 (- (acos (/ 1 a))))) into (/ -1 (* a (acos (/ 1 a)))) 1548148909.767 * [misc]approximate: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in (a) around 0 1548148909.767 * [misc]taylor: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a 1548148909.767 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.767 * [misc]backup-simplify: Simplify -1 into -1 1548148909.767 * [misc]taylor: Taking taylor expansion of (* a (acos (/ 1 a))) in a 1548148909.767 * [misc]taylor: Taking taylor expansion of a in a 1548148909.767 * [misc]backup-simplify: Simplify 0 into 0 1548148909.767 * [misc]backup-simplify: Simplify 1 into 1 1548148909.767 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148909.767 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148909.767 * [misc]backup-simplify: Simplify (* 0 (acos (/ 1 a))) into 0 1548148909.767 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a)) 1548148909.767 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148909.767 * [misc]taylor: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a 1548148909.767 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.768 * [misc]backup-simplify: Simplify -1 into -1 1548148909.768 * [misc]taylor: Taking taylor expansion of (* a (acos (/ 1 a))) in a 1548148909.768 * [misc]taylor: Taking taylor expansion of a in a 1548148909.768 * [misc]backup-simplify: Simplify 0 into 0 1548148909.768 * [misc]backup-simplify: Simplify 1 into 1 1548148909.768 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148909.768 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148909.768 * [misc]backup-simplify: Simplify (* 0 (acos (/ 1 a))) into 0 1548148909.768 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a)) 1548148909.768 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148909.768 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148909.769 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0 1548148909.769 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0 1548148909.769 * [misc]backup-simplify: Simplify 0 into 0 1548148909.769 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0 1548148909.770 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.770 * [misc]backup-simplify: Simplify 0 into 0 1548148909.770 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0 1548148909.771 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.771 * [misc]backup-simplify: Simplify 0 into 0 1548148909.772 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0 1548148909.772 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.772 * [misc]backup-simplify: Simplify 0 into 0 1548148909.773 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0 1548148909.773 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.773 * [misc]backup-simplify: Simplify 0 into 0 1548148909.774 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0 1548148909.775 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.775 * [misc]backup-simplify: Simplify 0 into 0 1548148909.775 * [misc]backup-simplify: Simplify (* (/ -1 (acos (/ 1 (/ 1 a)))) (/ 1 (/ 1 a))) into (* -1 (/ a (acos a))) 1548148909.775 * [misc]backup-simplify: Simplify (* (/ 1 (- a)) (/ 1 (- (acos (/ 1 (- a)))))) into (/ 1 (* a (acos (/ -1 a)))) 1548148909.775 * [misc]approximate: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in (a) around 0 1548148909.776 * [misc]taylor: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a 1548148909.776 * [misc]taylor: Taking taylor expansion of (* a (acos (/ -1 a))) in a 1548148909.776 * [misc]taylor: Taking taylor expansion of a in a 1548148909.776 * [misc]backup-simplify: Simplify 0 into 0 1548148909.776 * [misc]backup-simplify: Simplify 1 into 1 1548148909.776 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148909.776 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148909.776 * [misc]backup-simplify: Simplify (* 0 (acos (/ -1 a))) into 0 1548148909.776 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a)) 1548148909.776 * [misc]backup-simplify: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a))) 1548148909.776 * [misc]taylor: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a 1548148909.776 * [misc]taylor: Taking taylor expansion of (* a (acos (/ -1 a))) in a 1548148909.776 * [misc]taylor: Taking taylor expansion of a in a 1548148909.776 * [misc]backup-simplify: Simplify 0 into 0 1548148909.776 * [misc]backup-simplify: Simplify 1 into 1 1548148909.776 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148909.776 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148909.777 * [misc]backup-simplify: Simplify (* 0 (acos (/ -1 a))) into 0 1548148909.777 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a)) 1548148909.777 * [misc]backup-simplify: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a))) 1548148909.777 * [misc]backup-simplify: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a))) 1548148909.777 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0 1548148909.778 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0 1548148909.778 * [misc]backup-simplify: Simplify 0 into 0 1548148909.778 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0 1548148909.778 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.778 * [misc]backup-simplify: Simplify 0 into 0 1548148909.779 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0 1548148909.779 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.779 * [misc]backup-simplify: Simplify 0 into 0 1548148909.780 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0 1548148909.781 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.781 * [misc]backup-simplify: Simplify 0 into 0 1548148909.782 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0 1548148909.782 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.782 * [misc]backup-simplify: Simplify 0 into 0 1548148909.783 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0 1548148909.784 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.784 * [misc]backup-simplify: Simplify 0 into 0 1548148909.784 * [misc]backup-simplify: Simplify (* (/ 1 (acos (/ -1 (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (* -1 (/ a (acos a))) 1548148909.784 * * * * [misc]progress: [ 2 / 2 ] generating series at (2 2) 1548148909.784 * [misc]backup-simplify: Simplify (/ 1 (- (acos a))) into (/ -1 (acos a)) 1548148909.784 * [misc]approximate: Taking taylor expansion of (/ -1 (acos a)) in (a) around 0 1548148909.784 * [misc]taylor: Taking taylor expansion of (/ -1 (acos a)) in a 1548148909.784 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.784 * [misc]backup-simplify: Simplify -1 into -1 1548148909.784 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148909.784 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148909.784 * [misc]backup-simplify: Simplify (/ -1 (acos a)) into (/ -1 (acos a)) 1548148909.784 * [misc]taylor: Taking taylor expansion of (/ -1 (acos a)) in a 1548148909.784 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.784 * [misc]backup-simplify: Simplify -1 into -1 1548148909.784 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148909.785 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148909.785 * [misc]backup-simplify: Simplify (/ -1 (acos a)) into (/ -1 (acos a)) 1548148909.785 * [misc]backup-simplify: Simplify (/ -1 (acos a)) into (/ -1 (acos a)) 1548148909.785 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ -1 (acos a)) (/ 0 (acos a))))) into 0 1548148909.785 * [misc]backup-simplify: Simplify 0 into 0 1548148909.785 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ -1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.785 * [misc]backup-simplify: Simplify 0 into 0 1548148909.786 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ -1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.786 * [misc]backup-simplify: Simplify 0 into 0 1548148909.786 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ -1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.786 * [misc]backup-simplify: Simplify 0 into 0 1548148909.786 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ -1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.786 * [misc]backup-simplify: Simplify 0 into 0 1548148909.787 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ -1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148909.787 * [misc]backup-simplify: Simplify 0 into 0 1548148909.787 * [misc]backup-simplify: Simplify (/ -1 (acos a)) into (/ -1 (acos a)) 1548148909.787 * [misc]backup-simplify: Simplify (/ 1 (- (acos (/ 1 a)))) into (/ -1 (acos (/ 1 a))) 1548148909.787 * [misc]approximate: Taking taylor expansion of (/ -1 (acos (/ 1 a))) in (a) around 0 1548148909.787 * [misc]taylor: Taking taylor expansion of (/ -1 (acos (/ 1 a))) in a 1548148909.787 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.787 * [misc]backup-simplify: Simplify -1 into -1 1548148909.787 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148909.787 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148909.787 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148909.787 * [misc]taylor: Taking taylor expansion of (/ -1 (acos (/ 1 a))) in a 1548148909.787 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.787 * [misc]backup-simplify: Simplify -1 into -1 1548148909.787 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148909.788 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148909.788 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148909.788 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148909.788 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0 1548148909.788 * [misc]backup-simplify: Simplify 0 into 0 1548148909.788 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.788 * [misc]backup-simplify: Simplify 0 into 0 1548148909.789 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.789 * [misc]backup-simplify: Simplify 0 into 0 1548148909.789 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.789 * [misc]backup-simplify: Simplify 0 into 0 1548148909.790 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.790 * [misc]backup-simplify: Simplify 0 into 0 1548148909.790 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148909.791 * [misc]backup-simplify: Simplify 0 into 0 1548148909.791 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 (/ 1 a)))) into (/ -1 (acos a)) 1548148909.791 * [misc]backup-simplify: Simplify (/ 1 (- (acos (/ 1 (- a))))) into (/ -1 (acos (/ -1 a))) 1548148909.791 * [misc]approximate: Taking taylor expansion of (/ -1 (acos (/ -1 a))) in (a) around 0 1548148909.791 * [misc]taylor: Taking taylor expansion of (/ -1 (acos (/ -1 a))) in a 1548148909.791 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.791 * [misc]backup-simplify: Simplify -1 into -1 1548148909.791 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148909.791 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148909.791 * [misc]backup-simplify: Simplify (/ -1 (acos (/ -1 a))) into (/ -1 (acos (/ -1 a))) 1548148909.791 * [misc]taylor: Taking taylor expansion of (/ -1 (acos (/ -1 a))) in a 1548148909.791 * [misc]taylor: Taking taylor expansion of -1 in a 1548148909.791 * [misc]backup-simplify: Simplify -1 into -1 1548148909.791 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148909.791 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148909.791 * [misc]backup-simplify: Simplify (/ -1 (acos (/ -1 a))) into (/ -1 (acos (/ -1 a))) 1548148909.791 * [misc]backup-simplify: Simplify (/ -1 (acos (/ -1 a))) into (/ -1 (acos (/ -1 a))) 1548148909.792 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ -1 a))) (+ (* (/ -1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0 1548148909.792 * [misc]backup-simplify: Simplify 0 into 0 1548148909.792 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ -1 a))) (+ (* (/ -1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.792 * [misc]backup-simplify: Simplify 0 into 0 1548148909.792 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ -1 a))) (+ (* (/ -1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.793 * [misc]backup-simplify: Simplify 0 into 0 1548148909.793 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ -1 a))) (+ (* (/ -1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.793 * [misc]backup-simplify: Simplify 0 into 0 1548148909.793 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ -1 a))) (+ (* (/ -1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.794 * [misc]backup-simplify: Simplify 0 into 0 1548148909.794 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ -1 a))) (+ (* (/ -1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148909.794 * [misc]backup-simplify: Simplify 0 into 0 1548148909.794 * [misc]backup-simplify: Simplify (/ -1 (acos (/ -1 (/ 1 (- a))))) into (/ -1 (acos a)) 1548148909.794 * * * [misc]progress: simplifying candidates 1548148909.794 * * * * [misc]progress: [ 1 / 43 ] simplifiying candidate # 1548148909.794 * * * * [misc]progress: [ 2 / 43 ] simplifiying candidate # 1548148909.794 * * * * [misc]progress: [ 3 / 43 ] simplifiying candidate # 1548148909.795 * * * * [misc]progress: [ 4 / 43 ] simplifiying candidate # 1548148909.795 * * * * [misc]progress: [ 5 / 43 ] simplifiying candidate # 1548148909.795 * * * * [misc]progress: [ 6 / 43 ] simplifiying candidate # 1548148909.795 * * * * [misc]progress: [ 7 / 43 ] simplifiying candidate # 1548148909.795 * * * * [misc]progress: [ 8 / 43 ] simplifiying candidate # 1548148909.795 * [enter]simplify: Simplifying (- (acos a)) 1548148909.795 * * [misc]simplify: iters left: 3 (3 enodes) 1548148909.796 * [exit]simplify: Simplified to (- (acos a)) 1548148909.796 * [misc]simplify: Simplified (2 2) to (λ (a) (/ a (- (acos a)))) 1548148909.796 * * * * [misc]progress: [ 9 / 43 ] simplifiying candidate # 1548148909.797 * [enter]simplify: Simplifying (cbrt (/ 1 (- (acos a)))) 1548148909.797 * * [misc]simplify: iters left: 6 (6 enodes) 1548148909.798 * * [misc]simplify: iters left: 5 (8 enodes) 1548148909.800 * [exit]simplify: Simplified to (cbrt (/ 1 (- (acos a)))) 1548148909.800 * [misc]simplify: Simplified (2 2) to (λ (a) (* (* a (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a)))))) (cbrt (/ 1 (- (acos a)))))) 1548148909.801 * * * * [misc]progress: [ 10 / 43 ] simplifiying candidate # 1548148909.801 * [enter]simplify: Simplifying (sqrt (/ 1 (- (acos a)))) 1548148909.801 * * [misc]simplify: iters left: 6 (6 enodes) 1548148909.803 * * [misc]simplify: iters left: 5 (8 enodes) 1548148909.805 * [exit]simplify: Simplified to (sqrt (/ 1 (- (acos a)))) 1548148909.805 * [misc]simplify: Simplified (2 2) to (λ (a) (* (* a (sqrt (/ 1 (- (acos a))))) (sqrt (/ 1 (- (acos a)))))) 1548148909.805 * * * * [misc]progress: [ 11 / 43 ] simplifiying candidate # 1548148909.805 * [enter]simplify: Simplifying (/ 1 (- (acos a))) 1548148909.805 * * [misc]simplify: iters left: 5 (5 enodes) 1548148909.806 * * [misc]simplify: iters left: 4 (7 enodes) 1548148909.808 * [exit]simplify: Simplified to (/ 1 (- (acos a))) 1548148909.808 * [misc]simplify: Simplified (2 2) to (λ (a) (* (* a 1) (/ 1 (- (acos a))))) 1548148909.808 * * * * [misc]progress: [ 12 / 43 ] simplifiying candidate # 1548148909.808 * [enter]simplify: Simplifying (/ 1 (- (acos a))) 1548148909.809 * * [misc]simplify: iters left: 5 (5 enodes) 1548148909.810 * * [misc]simplify: iters left: 4 (7 enodes) 1548148909.812 * [exit]simplify: Simplified to (/ 1 (- (acos a))) 1548148909.812 * [misc]simplify: Simplified (2 2) to (λ (a) (* (* a 1) (/ 1 (- (acos a))))) 1548148909.812 * * * * [misc]progress: [ 13 / 43 ] simplifiying candidate # 1548148909.812 * [enter]simplify: Simplifying (- (acos a)) 1548148909.812 * * [misc]simplify: iters left: 3 (3 enodes) 1548148909.813 * [exit]simplify: Simplified to (- (acos a)) 1548148909.813 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (* a 1) (- (acos a)))) 1548148909.813 * * * * [misc]progress: [ 14 / 43 ] simplifiying candidate # 1548148909.813 * * * * [misc]progress: [ 15 / 43 ] simplifiying candidate # 1548148909.813 * * * * [misc]progress: [ 16 / 43 ] simplifiying candidate # 1548148909.813 * [enter]simplify: Simplifying (- 1) 1548148909.813 * * [misc]simplify: iters left: 2 (2 enodes) 1548148909.814 * * [misc]simplify: iters left: 1 (5 enodes) 1548148909.815 * [exit]simplify: Simplified to -1 1548148909.815 * [misc]simplify: Simplified (2 2 2) to (λ (a) (* a (pow (- (acos a)) -1))) 1548148909.815 * * * * [misc]progress: [ 17 / 43 ] simplifiying candidate # 1548148909.815 * * * * [misc]progress: [ 18 / 43 ] simplifiying candidate # 1548148909.815 * * * * [misc]progress: [ 19 / 43 ] simplifiying candidate # 1548148909.815 * * * * [misc]progress: [ 20 / 43 ] simplifiying candidate # 1548148909.815 * * * * [misc]progress: [ 21 / 43 ] simplifiying candidate # 1548148909.816 * * * * [misc]progress: [ 22 / 43 ] simplifiying candidate # 1548148909.816 * * * * [misc]progress: [ 23 / 43 ] simplifiying candidate # 1548148909.816 * * * * [misc]progress: [ 24 / 43 ] simplifiying candidate # 1548148909.816 * * * * [misc]progress: [ 25 / 43 ] simplifiying candidate # 1548148909.816 * * * * [misc]progress: [ 26 / 43 ] simplifiying candidate # 1548148909.816 * * * * [misc]progress: [ 27 / 43 ] simplifiying candidate # 1548148909.816 * * * * [misc]progress: [ 28 / 43 ] simplifiying candidate # 1548148909.816 * [enter]simplify: Simplifying (cbrt (- (acos a))) 1548148909.816 * * [misc]simplify: iters left: 4 (4 enodes) 1548148909.817 * [exit]simplify: Simplified to (cbrt (- (acos a))) 1548148909.817 * [misc]simplify: Simplified (2 2 2) to (λ (a) (* a (/ (/ 1 (* (cbrt (- (acos a))) (cbrt (- (acos a))))) (cbrt (- (acos a)))))) 1548148909.817 * * * * [misc]progress: [ 29 / 43 ] simplifiying candidate # 1548148909.818 * [enter]simplify: Simplifying (sqrt (- (acos a))) 1548148909.818 * * [misc]simplify: iters left: 4 (4 enodes) 1548148909.819 * [exit]simplify: Simplified to (sqrt (- (acos a))) 1548148909.819 * [misc]simplify: Simplified (2 2 2) to (λ (a) (* a (/ (/ 1 (sqrt (- (acos a)))) (sqrt (- (acos a)))))) 1548148909.819 * * * * [misc]progress: [ 30 / 43 ] simplifiying candidate # 1548148909.819 * [enter]simplify: Simplifying (- (acos a)) 1548148909.819 * * [misc]simplify: iters left: 3 (3 enodes) 1548148909.820 * [exit]simplify: Simplified to (- (acos a)) 1548148909.820 * [misc]simplify: Simplified (2 2 2) to (λ (a) (* a (/ (/ 1 1) (- (acos a))))) 1548148909.820 * * * * [misc]progress: [ 31 / 43 ] simplifiying candidate # 1548148909.820 * [enter]simplify: Simplifying (acos a) 1548148909.820 * * [misc]simplify: iters left: 1 (2 enodes) 1548148909.821 * [exit]simplify: Simplified to (acos a) 1548148909.821 * [misc]simplify: Simplified (2 2 2) to (λ (a) (* a (/ (/ 1 -1) (acos a)))) 1548148909.821 * * * * [misc]progress: [ 32 / 43 ] simplifiying candidate # 1548148909.821 * [enter]simplify: Simplifying (cbrt (acos a)) 1548148909.821 * * [misc]simplify: iters left: 2 (3 enodes) 1548148909.822 * [exit]simplify: Simplified to (cbrt (acos a)) 1548148909.822 * [misc]simplify: Simplified (2 2 2) to (λ (a) (* a (/ (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a))))) (cbrt (acos a))))) 1548148909.822 * * * * [misc]progress: [ 33 / 43 ] simplifiying candidate # 1548148909.822 * [enter]simplify: Simplifying (sqrt (acos a)) 1548148909.822 * * [misc]simplify: iters left: 2 (3 enodes) 1548148909.823 * [exit]simplify: Simplified to (sqrt (acos a)) 1548148909.823 * [misc]simplify: Simplified (2 2 2) to (λ (a) (* a (/ (/ 1 (- (sqrt (acos a)))) (sqrt (acos a))))) 1548148909.823 * * * * [misc]progress: [ 34 / 43 ] simplifiying candidate # 1548148909.823 * [enter]simplify: Simplifying (acos a) 1548148909.823 * * [misc]simplify: iters left: 1 (2 enodes) 1548148909.824 * [exit]simplify: Simplified to (acos a) 1548148909.824 * [misc]simplify: Simplified (2 2 2) to (λ (a) (* a (/ (/ 1 (- 1)) (acos a)))) 1548148909.824 * * * * [misc]progress: [ 35 / 43 ] simplifiying candidate # 1548148909.824 * [enter]simplify: Simplifying (- (cbrt (acos a))) 1548148909.824 * * [misc]simplify: iters left: 4 (4 enodes) 1548148909.825 * [exit]simplify: Simplified to (- (cbrt (acos a))) 1548148909.825 * [misc]simplify: Simplified (2 2 2) to (λ (a) (* a (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (cbrt (acos a)))))) 1548148909.825 * * * * [misc]progress: [ 36 / 43 ] simplifiying candidate # 1548148909.826 * [enter]simplify: Simplifying (- (sqrt (acos a))) 1548148909.826 * * [misc]simplify: iters left: 4 (4 enodes) 1548148909.827 * [exit]simplify: Simplified to (- (sqrt (acos a))) 1548148909.827 * [misc]simplify: Simplified (2 2 2) to (λ (a) (* a (/ (/ 1 (sqrt (acos a))) (- (sqrt (acos a)))))) 1548148909.827 * * * * [misc]progress: [ 37 / 43 ] simplifiying candidate # 1548148909.827 * [enter]simplify: Simplifying (- (acos a)) 1548148909.827 * * [misc]simplify: iters left: 3 (3 enodes) 1548148909.828 * [exit]simplify: Simplified to (- (acos a)) 1548148909.828 * [misc]simplify: Simplified (2 2 2) to (λ (a) (* a (/ (/ 1 1) (- (acos a))))) 1548148909.828 * * * * [misc]progress: [ 38 / 43 ] simplifiying candidate # 1548148909.828 * [enter]simplify: Simplifying (* -1 (/ a (acos a))) 1548148909.828 * * [misc]simplify: iters left: 5 (5 enodes) 1548148909.830 * * [misc]simplify: iters left: 4 (9 enodes) 1548148909.832 * * [misc]simplify: iters left: 3 (14 enodes) 1548148909.835 * * [misc]simplify: iters left: 2 (16 enodes) 1548148909.839 * * [misc]simplify: iters left: 1 (18 enodes) 1548148909.843 * [exit]simplify: Simplified to (/ (- a) (acos a)) 1548148909.843 * [misc]simplify: Simplified (2) to (λ (a) (/ (- a) (acos a))) 1548148909.843 * * * * [misc]progress: [ 39 / 43 ] simplifiying candidate # 1548148909.843 * [enter]simplify: Simplifying (* -1 (/ a (acos a))) 1548148909.843 * * [misc]simplify: iters left: 5 (5 enodes) 1548148909.845 * * [misc]simplify: iters left: 4 (9 enodes) 1548148909.847 * * [misc]simplify: iters left: 3 (14 enodes) 1548148909.850 * * [misc]simplify: iters left: 2 (16 enodes) 1548148909.854 * * [misc]simplify: iters left: 1 (18 enodes) 1548148909.858 * [exit]simplify: Simplified to (/ (- a) (acos a)) 1548148909.858 * [misc]simplify: Simplified (2) to (λ (a) (/ (- a) (acos a))) 1548148909.858 * * * * [misc]progress: [ 40 / 43 ] simplifiying candidate # 1548148909.858 * [enter]simplify: Simplifying (* -1 (/ a (acos a))) 1548148909.858 * * [misc]simplify: iters left: 5 (5 enodes) 1548148909.860 * * [misc]simplify: iters left: 4 (9 enodes) 1548148909.862 * * [misc]simplify: iters left: 3 (14 enodes) 1548148909.865 * * [misc]simplify: iters left: 2 (16 enodes) 1548148909.869 * * [misc]simplify: iters left: 1 (18 enodes) 1548148909.873 * [exit]simplify: Simplified to (/ (- a) (acos a)) 1548148909.873 * [misc]simplify: Simplified (2) to (λ (a) (/ (- a) (acos a))) 1548148909.873 * * * * [misc]progress: [ 41 / 43 ] simplifiying candidate # 1548148909.873 * [enter]simplify: Simplifying (/ -1 (acos a)) 1548148909.873 * * [misc]simplify: iters left: 3 (4 enodes) 1548148909.875 * [exit]simplify: Simplified to (/ -1 (acos a)) 1548148909.875 * [misc]simplify: Simplified (2 2) to (λ (a) (* a (/ -1 (acos a)))) 1548148909.875 * * * * [misc]progress: [ 42 / 43 ] simplifiying candidate # 1548148909.875 * [enter]simplify: Simplifying (/ -1 (acos a)) 1548148909.875 * * [misc]simplify: iters left: 3 (4 enodes) 1548148909.876 * [exit]simplify: Simplified to (/ -1 (acos a)) 1548148909.876 * [misc]simplify: Simplified (2 2) to (λ (a) (* a (/ -1 (acos a)))) 1548148909.876 * * * * [misc]progress: [ 43 / 43 ] simplifiying candidate # 1548148909.876 * [enter]simplify: Simplifying (/ -1 (acos a)) 1548148909.876 * * [misc]simplify: iters left: 3 (4 enodes) 1548148909.877 * [exit]simplify: Simplified to (/ -1 (acos a)) 1548148909.878 * [misc]simplify: Simplified (2 2) to (λ (a) (* a (/ -1 (acos a)))) 1548148909.878 * * * [misc]progress: adding candidates to table 1548148910.140 * * [misc]progress: iteration 3 / 4 1548148910.140 * * * [misc]progress: picking best candidate 1548148910.150 * * * * [misc]pick: Picked # 1548148910.150 * * * [misc]progress: localizing error 1548148910.155 * * * [misc]progress: generating rewritten candidates 1548148910.155 * * * * [misc]progress: [ 1 / 2 ] rewriting at (2) 1548148910.156 * * * * [misc]progress: [ 2 / 2 ] rewriting at (2 2) 1548148910.160 * * * [misc]progress: generating series expansions 1548148910.160 * * * * [misc]progress: [ 1 / 2 ] generating series at (2) 1548148910.160 * [misc]backup-simplify: Simplify (/ 1 (/ (- (acos a)) a)) into (* -1 (/ a (acos a))) 1548148910.160 * [misc]approximate: Taking taylor expansion of (* -1 (/ a (acos a))) in (a) around 0 1548148910.160 * [misc]taylor: Taking taylor expansion of (* -1 (/ a (acos a))) in a 1548148910.160 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.160 * [misc]backup-simplify: Simplify -1 into -1 1548148910.160 * [misc]taylor: Taking taylor expansion of (/ a (acos a)) in a 1548148910.160 * [misc]taylor: Taking taylor expansion of a in a 1548148910.160 * [misc]backup-simplify: Simplify 0 into 0 1548148910.160 * [misc]backup-simplify: Simplify 1 into 1 1548148910.160 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148910.160 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148910.160 * [misc]backup-simplify: Simplify (/ 1 (acos a)) into (/ 1 (acos a)) 1548148910.160 * [misc]taylor: Taking taylor expansion of (* -1 (/ a (acos a))) in a 1548148910.160 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.160 * [misc]backup-simplify: Simplify -1 into -1 1548148910.160 * [misc]taylor: Taking taylor expansion of (/ a (acos a)) in a 1548148910.160 * [misc]taylor: Taking taylor expansion of a in a 1548148910.160 * [misc]backup-simplify: Simplify 0 into 0 1548148910.160 * [misc]backup-simplify: Simplify 1 into 1 1548148910.160 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148910.160 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148910.160 * [misc]backup-simplify: Simplify (/ 1 (acos a)) into (/ 1 (acos a)) 1548148910.160 * [misc]backup-simplify: Simplify (* -1 (/ 1 (acos a))) into (/ -1 (acos a)) 1548148910.160 * [misc]backup-simplify: Simplify (/ -1 (acos a)) into (/ -1 (acos a)) 1548148910.161 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0 1548148910.161 * [misc]backup-simplify: Simplify (+ (* -1 0) (* 0 (/ 1 (acos a)))) into 0 1548148910.161 * [misc]backup-simplify: Simplify 0 into 0 1548148910.161 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.161 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))) into 0 1548148910.161 * [misc]backup-simplify: Simplify 0 into 0 1548148910.161 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.162 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))) into 0 1548148910.162 * [misc]backup-simplify: Simplify 0 into 0 1548148910.162 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.162 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))) into 0 1548148910.162 * [misc]backup-simplify: Simplify 0 into 0 1548148910.163 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.163 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))))) into 0 1548148910.163 * [misc]backup-simplify: Simplify 0 into 0 1548148910.163 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.164 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))))) into 0 1548148910.164 * [misc]backup-simplify: Simplify 0 into 0 1548148910.164 * [misc]backup-simplify: Simplify (* (/ -1 (acos a)) a) into (* -1 (/ a (acos a))) 1548148910.164 * [misc]backup-simplify: Simplify (/ 1 (/ (- (acos (/ 1 a))) (/ 1 a))) into (/ -1 (* a (acos (/ 1 a)))) 1548148910.164 * [misc]approximate: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in (a) around 0 1548148910.164 * [misc]taylor: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a 1548148910.164 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.164 * [misc]backup-simplify: Simplify -1 into -1 1548148910.164 * [misc]taylor: Taking taylor expansion of (* a (acos (/ 1 a))) in a 1548148910.164 * [misc]taylor: Taking taylor expansion of a in a 1548148910.164 * [misc]backup-simplify: Simplify 0 into 0 1548148910.164 * [misc]backup-simplify: Simplify 1 into 1 1548148910.164 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148910.164 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148910.164 * [misc]backup-simplify: Simplify (* 0 (acos (/ 1 a))) into 0 1548148910.165 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a)) 1548148910.165 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148910.165 * [misc]taylor: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a 1548148910.165 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.165 * [misc]backup-simplify: Simplify -1 into -1 1548148910.165 * [misc]taylor: Taking taylor expansion of (* a (acos (/ 1 a))) in a 1548148910.165 * [misc]taylor: Taking taylor expansion of a in a 1548148910.165 * [misc]backup-simplify: Simplify 0 into 0 1548148910.165 * [misc]backup-simplify: Simplify 1 into 1 1548148910.165 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148910.165 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148910.165 * [misc]backup-simplify: Simplify (* 0 (acos (/ 1 a))) into 0 1548148910.165 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a)) 1548148910.165 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148910.165 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148910.165 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0 1548148910.165 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0 1548148910.165 * [misc]backup-simplify: Simplify 0 into 0 1548148910.166 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0 1548148910.166 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.166 * [misc]backup-simplify: Simplify 0 into 0 1548148910.166 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0 1548148910.167 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.167 * [misc]backup-simplify: Simplify 0 into 0 1548148910.167 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0 1548148910.167 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.167 * [misc]backup-simplify: Simplify 0 into 0 1548148910.168 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0 1548148910.168 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.168 * [misc]backup-simplify: Simplify 0 into 0 1548148910.169 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0 1548148910.169 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.169 * [misc]backup-simplify: Simplify 0 into 0 1548148910.169 * [misc]backup-simplify: Simplify (* (/ -1 (acos (/ 1 (/ 1 a)))) (/ 1 (/ 1 a))) into (* -1 (/ a (acos a))) 1548148910.169 * [misc]backup-simplify: Simplify (/ 1 (/ (- (acos (/ 1 (- a)))) (/ 1 (- a)))) into (/ 1 (* a (acos (/ -1 a)))) 1548148910.169 * [misc]approximate: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in (a) around 0 1548148910.169 * [misc]taylor: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a 1548148910.169 * [misc]taylor: Taking taylor expansion of (* a (acos (/ -1 a))) in a 1548148910.169 * [misc]taylor: Taking taylor expansion of a in a 1548148910.169 * [misc]backup-simplify: Simplify 0 into 0 1548148910.169 * [misc]backup-simplify: Simplify 1 into 1 1548148910.169 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148910.169 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148910.169 * [misc]backup-simplify: Simplify (* 0 (acos (/ -1 a))) into 0 1548148910.170 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a)) 1548148910.170 * [misc]backup-simplify: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a))) 1548148910.170 * [misc]taylor: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a 1548148910.170 * [misc]taylor: Taking taylor expansion of (* a (acos (/ -1 a))) in a 1548148910.170 * [misc]taylor: Taking taylor expansion of a in a 1548148910.170 * [misc]backup-simplify: Simplify 0 into 0 1548148910.170 * [misc]backup-simplify: Simplify 1 into 1 1548148910.170 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148910.170 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148910.170 * [misc]backup-simplify: Simplify (* 0 (acos (/ -1 a))) into 0 1548148910.170 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a)) 1548148910.170 * [misc]backup-simplify: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a))) 1548148910.170 * [misc]backup-simplify: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a))) 1548148910.171 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0 1548148910.171 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0 1548148910.171 * [misc]backup-simplify: Simplify 0 into 0 1548148910.171 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0 1548148910.171 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.171 * [misc]backup-simplify: Simplify 0 into 0 1548148910.172 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0 1548148910.172 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.172 * [misc]backup-simplify: Simplify 0 into 0 1548148910.172 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0 1548148910.173 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.173 * [misc]backup-simplify: Simplify 0 into 0 1548148910.173 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0 1548148910.174 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.174 * [misc]backup-simplify: Simplify 0 into 0 1548148910.174 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0 1548148910.175 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.175 * [misc]backup-simplify: Simplify 0 into 0 1548148910.175 * [misc]backup-simplify: Simplify (* (/ 1 (acos (/ -1 (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (* -1 (/ a (acos a))) 1548148910.175 * * * * [misc]progress: [ 2 / 2 ] generating series at (2 2) 1548148910.175 * [misc]backup-simplify: Simplify (/ (- (acos a)) a) into (* -1 (/ (acos a) a)) 1548148910.175 * [misc]approximate: Taking taylor expansion of (* -1 (/ (acos a) a)) in (a) around 0 1548148910.175 * [misc]taylor: Taking taylor expansion of (* -1 (/ (acos a) a)) in a 1548148910.175 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.175 * [misc]backup-simplify: Simplify -1 into -1 1548148910.175 * [misc]taylor: Taking taylor expansion of (/ (acos a) a) in a 1548148910.175 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148910.175 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148910.175 * [misc]taylor: Taking taylor expansion of a in a 1548148910.175 * [misc]backup-simplify: Simplify 0 into 0 1548148910.175 * [misc]backup-simplify: Simplify 1 into 1 1548148910.175 * [misc]backup-simplify: Simplify (/ (acos a) 1) into (acos a) 1548148910.175 * [misc]taylor: Taking taylor expansion of (* -1 (/ (acos a) a)) in a 1548148910.175 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.175 * [misc]backup-simplify: Simplify -1 into -1 1548148910.175 * [misc]taylor: Taking taylor expansion of (/ (acos a) a) in a 1548148910.175 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148910.175 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148910.175 * [misc]taylor: Taking taylor expansion of a in a 1548148910.175 * [misc]backup-simplify: Simplify 0 into 0 1548148910.175 * [misc]backup-simplify: Simplify 1 into 1 1548148910.175 * [misc]backup-simplify: Simplify (/ (acos a) 1) into (acos a) 1548148910.175 * [misc]backup-simplify: Simplify (* -1 (acos a)) into (* -1 (acos a)) 1548148910.175 * [misc]backup-simplify: Simplify (* -1 (acos a)) into (* -1 (acos a)) 1548148910.176 * [misc]backup-simplify: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)))) into 0 1548148910.176 * [misc]backup-simplify: Simplify (+ (* -1 0) (* 0 (acos a))) into 0 1548148910.176 * [misc]backup-simplify: Simplify 0 into 0 1548148910.176 * [misc]backup-simplify: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)))) into 0 1548148910.176 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (acos a)))) into 0 1548148910.176 * [misc]backup-simplify: Simplify 0 into 0 1548148910.177 * [misc]backup-simplify: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1548148910.177 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos a))))) into 0 1548148910.177 * [misc]backup-simplify: Simplify 0 into 0 1548148910.177 * [misc]backup-simplify: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1548148910.178 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos a)))))) into 0 1548148910.178 * [misc]backup-simplify: Simplify 0 into 0 1548148910.178 * [misc]backup-simplify: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1548148910.179 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos a))))))) into 0 1548148910.179 * [misc]backup-simplify: Simplify 0 into 0 1548148910.179 * [misc]backup-simplify: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1548148910.180 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos a)))))))) into 0 1548148910.180 * [misc]backup-simplify: Simplify 0 into 0 1548148910.180 * [misc]backup-simplify: Simplify (* (* -1 (acos a)) (/ 1 a)) into (* -1 (/ (acos a) a)) 1548148910.180 * [misc]backup-simplify: Simplify (/ (- (acos (/ 1 a))) (/ 1 a)) into (* -1 (* a (acos (/ 1 a)))) 1548148910.180 * [misc]approximate: Taking taylor expansion of (* -1 (* a (acos (/ 1 a)))) in (a) around 0 1548148910.180 * [misc]taylor: Taking taylor expansion of (* -1 (* a (acos (/ 1 a)))) in a 1548148910.180 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.180 * [misc]backup-simplify: Simplify -1 into -1 1548148910.180 * [misc]taylor: Taking taylor expansion of (* a (acos (/ 1 a))) in a 1548148910.180 * [misc]taylor: Taking taylor expansion of a in a 1548148910.180 * [misc]backup-simplify: Simplify 0 into 0 1548148910.180 * [misc]backup-simplify: Simplify 1 into 1 1548148910.180 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148910.180 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148910.180 * [misc]taylor: Taking taylor expansion of (* -1 (* a (acos (/ 1 a)))) in a 1548148910.180 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.180 * [misc]backup-simplify: Simplify -1 into -1 1548148910.180 * [misc]taylor: Taking taylor expansion of (* a (acos (/ 1 a))) in a 1548148910.180 * [misc]taylor: Taking taylor expansion of a in a 1548148910.180 * [misc]backup-simplify: Simplify 0 into 0 1548148910.180 * [misc]backup-simplify: Simplify 1 into 1 1548148910.180 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148910.180 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148910.181 * [misc]backup-simplify: Simplify (* 0 (acos (/ 1 a))) into 0 1548148910.181 * [misc]backup-simplify: Simplify (* -1 0) into 0 1548148910.181 * [misc]backup-simplify: Simplify 0 into 0 1548148910.181 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a)) 1548148910.181 * [misc]backup-simplify: Simplify (+ (* -1 (acos (/ 1 a))) (* 0 0)) into (- (acos (/ 1 a))) 1548148910.181 * [misc]backup-simplify: Simplify (- (acos (/ 1 a))) into (- (acos (/ 1 a))) 1548148910.181 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0 1548148910.182 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 (acos (/ 1 a))) (* 0 0))) into 0 1548148910.182 * [misc]backup-simplify: Simplify 0 into 0 1548148910.182 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0 1548148910.182 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0)))) into 0 1548148910.182 * [misc]backup-simplify: Simplify 0 into 0 1548148910.183 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0 1548148910.183 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0))))) into 0 1548148910.183 * [misc]backup-simplify: Simplify 0 into 0 1548148910.183 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0 1548148910.184 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0)))))) into 0 1548148910.184 * [misc]backup-simplify: Simplify 0 into 0 1548148910.184 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0 1548148910.185 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0))))))) into 0 1548148910.185 * [misc]backup-simplify: Simplify 0 into 0 1548148910.186 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0 1548148910.186 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0)))))))) into 0 1548148910.186 * [misc]backup-simplify: Simplify 0 into 0 1548148910.186 * [misc]backup-simplify: Simplify (* (- (acos (/ 1 (/ 1 a)))) (/ 1 a)) into (* -1 (/ (acos a) a)) 1548148910.186 * [misc]backup-simplify: Simplify (/ (- (acos (/ 1 (- a)))) (/ 1 (- a))) into (* a (acos (/ -1 a))) 1548148910.186 * [misc]approximate: Taking taylor expansion of (* a (acos (/ -1 a))) in (a) around 0 1548148910.186 * [misc]taylor: Taking taylor expansion of (* a (acos (/ -1 a))) in a 1548148910.186 * [misc]taylor: Taking taylor expansion of a in a 1548148910.186 * [misc]backup-simplify: Simplify 0 into 0 1548148910.186 * [misc]backup-simplify: Simplify 1 into 1 1548148910.186 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148910.186 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148910.187 * [misc]taylor: Taking taylor expansion of (* a (acos (/ -1 a))) in a 1548148910.187 * [misc]taylor: Taking taylor expansion of a in a 1548148910.187 * [misc]backup-simplify: Simplify 0 into 0 1548148910.187 * [misc]backup-simplify: Simplify 1 into 1 1548148910.187 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148910.187 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148910.187 * [misc]backup-simplify: Simplify (* 0 (acos (/ -1 a))) into 0 1548148910.187 * [misc]backup-simplify: Simplify 0 into 0 1548148910.187 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a)) 1548148910.187 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148910.187 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0 1548148910.187 * [misc]backup-simplify: Simplify 0 into 0 1548148910.187 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0 1548148910.187 * [misc]backup-simplify: Simplify 0 into 0 1548148910.188 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0 1548148910.188 * [misc]backup-simplify: Simplify 0 into 0 1548148910.188 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0 1548148910.188 * [misc]backup-simplify: Simplify 0 into 0 1548148910.189 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0 1548148910.189 * [misc]backup-simplify: Simplify 0 into 0 1548148910.189 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0 1548148910.190 * [misc]backup-simplify: Simplify 0 into 0 1548148910.190 * [misc]backup-simplify: Simplify (* (acos (/ -1 (/ 1 (- a)))) (/ 1 (- a))) into (* -1 (/ (acos a) a)) 1548148910.190 * * * [misc]progress: simplifying candidates 1548148910.190 * * * * [misc]progress: [ 1 / 46 ] simplifiying candidate # 1548148910.190 * * * * [misc]progress: [ 2 / 46 ] simplifiying candidate # 1548148910.190 * [enter]simplify: Simplifying (- 1) 1548148910.190 * * [misc]simplify: iters left: 2 (2 enodes) 1548148910.191 * * [misc]simplify: iters left: 1 (5 enodes) 1548148910.191 * [exit]simplify: Simplified to -1 1548148910.191 * [misc]simplify: Simplified (2 2) to (λ (a) (pow (/ (- (acos a)) a) -1)) 1548148910.191 * * * * [misc]progress: [ 3 / 46 ] simplifiying candidate # 1548148910.191 * * * * [misc]progress: [ 4 / 46 ] simplifiying candidate # 1548148910.191 * * * * [misc]progress: [ 5 / 46 ] simplifiying candidate # 1548148910.191 * * * * [misc]progress: [ 6 / 46 ] simplifiying candidate # 1548148910.191 * * * * [misc]progress: [ 7 / 46 ] simplifiying candidate # 1548148910.191 * * * * [misc]progress: [ 8 / 46 ] simplifiying candidate # 1548148910.191 * * * * [misc]progress: [ 9 / 46 ] simplifiying candidate # 1548148910.191 * * * * [misc]progress: [ 10 / 46 ] simplifiying candidate # 1548148910.191 * * * * [misc]progress: [ 11 / 46 ] simplifiying candidate # 1548148910.191 * * * * [misc]progress: [ 12 / 46 ] simplifiying candidate # 1548148910.191 * * * * [misc]progress: [ 13 / 46 ] simplifiying candidate # 1548148910.191 * * * * [misc]progress: [ 14 / 46 ] simplifiying candidate # 1548148910.192 * [enter]simplify: Simplifying (cbrt (/ (- (acos a)) a)) 1548148910.192 * * [misc]simplify: iters left: 6 (5 enodes) 1548148910.192 * * [misc]simplify: iters left: 5 (7 enodes) 1548148910.193 * [exit]simplify: Simplified to (cbrt (- (/ (acos a) a))) 1548148910.193 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ 1 (* (cbrt (/ (- (acos a)) a)) (cbrt (/ (- (acos a)) a)))) (cbrt (- (/ (acos a) a))))) 1548148910.193 * * * * [misc]progress: [ 15 / 46 ] simplifiying candidate # 1548148910.193 * [enter]simplify: Simplifying (sqrt (/ (- (acos a)) a)) 1548148910.193 * * [misc]simplify: iters left: 6 (5 enodes) 1548148910.194 * * [misc]simplify: iters left: 5 (7 enodes) 1548148910.195 * [exit]simplify: Simplified to (sqrt (- (/ (acos a) a))) 1548148910.195 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ 1 (sqrt (/ (- (acos a)) a))) (sqrt (- (/ (acos a) a))))) 1548148910.195 * * * * [misc]progress: [ 16 / 46 ] simplifiying candidate # 1548148910.195 * [enter]simplify: Simplifying (/ (- (acos a)) a) 1548148910.195 * * [misc]simplify: iters left: 5 (4 enodes) 1548148910.196 * * [misc]simplify: iters left: 4 (6 enodes) 1548148910.197 * [exit]simplify: Simplified to (- (/ (acos a) a)) 1548148910.197 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ 1 1) (- (/ (acos a) a)))) 1548148910.197 * * * * [misc]progress: [ 17 / 46 ] simplifiying candidate # 1548148910.197 * [enter]simplify: Simplifying (/ 1 a) 1548148910.197 * * [misc]simplify: iters left: 2 (3 enodes) 1548148910.198 * * [misc]simplify: iters left: 1 (5 enodes) 1548148910.199 * [exit]simplify: Simplified to (/ 1 a) 1548148910.199 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ 1 (- (acos a))) (/ 1 a))) 1548148910.199 * * * * [misc]progress: [ 18 / 46 ] simplifiying candidate # 1548148910.199 * * * * [misc]progress: [ 19 / 46 ] simplifiying candidate # 1548148910.199 * * * * [misc]progress: [ 20 / 46 ] simplifiying candidate # 1548148910.199 * * * * [misc]progress: [ 21 / 46 ] simplifiying candidate # 1548148910.200 * * * * [misc]progress: [ 22 / 46 ] simplifiying candidate # 1548148910.200 * * * * [misc]progress: [ 23 / 46 ] simplifiying candidate # 1548148910.200 * * * * [misc]progress: [ 24 / 46 ] simplifiying candidate # 1548148910.200 * * * * [misc]progress: [ 25 / 46 ] simplifiying candidate # 1548148910.200 * * * * [misc]progress: [ 26 / 46 ] simplifiying candidate # 1548148910.200 * [enter]simplify: Simplifying (/ 0 a) 1548148910.200 * * [misc]simplify: iters left: 2 (3 enodes) 1548148910.201 * [exit]simplify: Simplified to 0 1548148910.201 * [misc]simplify: Simplified (2 2 1) to (λ (a) (/ 1 (- 0 (/ (acos a) a)))) 1548148910.201 * * * * [misc]progress: [ 27 / 46 ] simplifiying candidate # 1548148910.201 * * * * [misc]progress: [ 28 / 46 ] simplifiying candidate # 1548148910.201 * * * * [misc]progress: [ 29 / 46 ] simplifiying candidate # 1548148910.201 * * * * [misc]progress: [ 30 / 46 ] simplifiying candidate # 1548148910.201 * [enter]simplify: Simplifying (/ (acos a) a) 1548148910.201 * * [misc]simplify: iters left: 3 (3 enodes) 1548148910.202 * [exit]simplify: Simplified to (/ (acos a) a) 1548148910.202 * [misc]simplify: Simplified (2 2 1) to (λ (a) (/ 1 (- (/ (acos a) a)))) 1548148910.202 * * * * [misc]progress: [ 31 / 46 ] simplifiying candidate # 1548148910.203 * [enter]simplify: Simplifying (* (cbrt (- (acos a))) (cbrt (- (acos a)))) 1548148910.203 * * [misc]simplify: iters left: 6 (5 enodes) 1548148910.204 * [exit]simplify: Simplified to (* (cbrt (- (acos a))) (cbrt (- (acos a)))) 1548148910.204 * [misc]simplify: Simplified (2 2 1) to (λ (a) (/ 1 (/ (* (cbrt (- (acos a))) (cbrt (- (acos a)))) (/ a (cbrt (- (acos a))))))) 1548148910.204 * * * * [misc]progress: [ 32 / 46 ] simplifiying candidate # 1548148910.205 * [enter]simplify: Simplifying (sqrt (- (acos a))) 1548148910.205 * * [misc]simplify: iters left: 4 (4 enodes) 1548148910.206 * [exit]simplify: Simplified to (sqrt (- (acos a))) 1548148910.206 * [misc]simplify: Simplified (2 2 1) to (λ (a) (/ 1 (/ (sqrt (- (acos a))) (/ a (sqrt (- (acos a))))))) 1548148910.206 * * * * [misc]progress: [ 33 / 46 ] simplifiying candidate # 1548148910.206 * * * * [misc]progress: [ 34 / 46 ] simplifiying candidate # 1548148910.206 * * * * [misc]progress: [ 35 / 46 ] simplifiying candidate # 1548148910.206 * [enter]simplify: Simplifying (- (* (cbrt (acos a)) (cbrt (acos a)))) 1548148910.206 * * [misc]simplify: iters left: 6 (5 enodes) 1548148910.208 * * [misc]simplify: iters left: 5 (8 enodes) 1548148910.210 * [exit]simplify: Simplified to (* (cbrt (acos a)) (- (cbrt (acos a)))) 1548148910.210 * [misc]simplify: Simplified (2 2 1) to (λ (a) (/ 1 (/ (* (cbrt (acos a)) (- (cbrt (acos a)))) (/ a (cbrt (acos a)))))) 1548148910.210 * * * * [misc]progress: [ 36 / 46 ] simplifiying candidate # 1548148910.210 * [enter]simplify: Simplifying (- (sqrt (acos a))) 1548148910.210 * * [misc]simplify: iters left: 4 (4 enodes) 1548148910.211 * [exit]simplify: Simplified to (- (sqrt (acos a))) 1548148910.211 * [misc]simplify: Simplified (2 2 1) to (λ (a) (/ 1 (/ (- (sqrt (acos a))) (/ a (sqrt (acos a)))))) 1548148910.211 * * * * [misc]progress: [ 37 / 46 ] simplifiying candidate # 1548148910.212 * [enter]simplify: Simplifying (- 1) 1548148910.212 * * [misc]simplify: iters left: 2 (2 enodes) 1548148910.213 * * [misc]simplify: iters left: 1 (5 enodes) 1548148910.214 * [exit]simplify: Simplified to -1 1548148910.214 * [misc]simplify: Simplified (2 2 1) to (λ (a) (/ 1 (/ -1 (/ a (acos a))))) 1548148910.214 * * * * [misc]progress: [ 38 / 46 ] simplifiying candidate # 1548148910.214 * [enter]simplify: Simplifying (* (cbrt (acos a)) (cbrt (acos a))) 1548148910.214 * * [misc]simplify: iters left: 4 (4 enodes) 1548148910.215 * [exit]simplify: Simplified to (* (cbrt (acos a)) (cbrt (acos a))) 1548148910.215 * [misc]simplify: Simplified (2 2 1) to (λ (a) (/ 1 (/ (* (cbrt (acos a)) (cbrt (acos a))) (/ a (- (cbrt (acos a))))))) 1548148910.215 * * * * [misc]progress: [ 39 / 46 ] simplifiying candidate # 1548148910.216 * [enter]simplify: Simplifying (sqrt (acos a)) 1548148910.216 * * [misc]simplify: iters left: 2 (3 enodes) 1548148910.216 * [exit]simplify: Simplified to (sqrt (acos a)) 1548148910.216 * [misc]simplify: Simplified (2 2 1) to (λ (a) (/ 1 (/ (sqrt (acos a)) (/ a (- (sqrt (acos a))))))) 1548148910.217 * * * * [misc]progress: [ 40 / 46 ] simplifiying candidate # 1548148910.217 * * * * [misc]progress: [ 41 / 46 ] simplifiying candidate # 1548148910.217 * [enter]simplify: Simplifying (* -1 (/ a (acos a))) 1548148910.217 * * [misc]simplify: iters left: 5 (5 enodes) 1548148910.218 * * [misc]simplify: iters left: 4 (9 enodes) 1548148910.221 * * [misc]simplify: iters left: 3 (14 enodes) 1548148910.227 * * [misc]simplify: iters left: 2 (16 enodes) 1548148910.230 * * [misc]simplify: iters left: 1 (18 enodes) 1548148910.234 * [exit]simplify: Simplified to (/ (- a) (acos a)) 1548148910.234 * [misc]simplify: Simplified (2) to (λ (a) (/ (- a) (acos a))) 1548148910.235 * * * * [misc]progress: [ 42 / 46 ] simplifiying candidate # 1548148910.235 * [enter]simplify: Simplifying (* -1 (/ a (acos a))) 1548148910.235 * * [misc]simplify: iters left: 5 (5 enodes) 1548148910.237 * * [misc]simplify: iters left: 4 (9 enodes) 1548148910.239 * * [misc]simplify: iters left: 3 (14 enodes) 1548148910.242 * * [misc]simplify: iters left: 2 (16 enodes) 1548148910.246 * * [misc]simplify: iters left: 1 (18 enodes) 1548148910.250 * [exit]simplify: Simplified to (/ (- a) (acos a)) 1548148910.250 * [misc]simplify: Simplified (2) to (λ (a) (/ (- a) (acos a))) 1548148910.250 * * * * [misc]progress: [ 43 / 46 ] simplifiying candidate # 1548148910.250 * [enter]simplify: Simplifying (* -1 (/ a (acos a))) 1548148910.250 * * [misc]simplify: iters left: 5 (5 enodes) 1548148910.252 * * [misc]simplify: iters left: 4 (9 enodes) 1548148910.253 * * [misc]simplify: iters left: 3 (14 enodes) 1548148910.255 * * [misc]simplify: iters left: 2 (16 enodes) 1548148910.257 * * [misc]simplify: iters left: 1 (18 enodes) 1548148910.259 * [exit]simplify: Simplified to (/ (- a) (acos a)) 1548148910.259 * [misc]simplify: Simplified (2) to (λ (a) (/ (- a) (acos a))) 1548148910.259 * * * * [misc]progress: [ 44 / 46 ] simplifiying candidate # 1548148910.259 * [enter]simplify: Simplifying (* -1 (/ (acos a) a)) 1548148910.259 * * [misc]simplify: iters left: 5 (5 enodes) 1548148910.260 * * [misc]simplify: iters left: 4 (9 enodes) 1548148910.261 * * [misc]simplify: iters left: 3 (14 enodes) 1548148910.263 * * [misc]simplify: iters left: 2 (16 enodes) 1548148910.264 * * [misc]simplify: iters left: 1 (18 enodes) 1548148910.266 * [exit]simplify: Simplified to (/ (acos a) (/ a -1)) 1548148910.266 * [misc]simplify: Simplified (2 2) to (λ (a) (/ 1 (/ (acos a) (/ a -1)))) 1548148910.266 * * * * [misc]progress: [ 45 / 46 ] simplifiying candidate # 1548148910.266 * [enter]simplify: Simplifying (* -1 (/ (acos a) a)) 1548148910.266 * * [misc]simplify: iters left: 5 (5 enodes) 1548148910.267 * * [misc]simplify: iters left: 4 (9 enodes) 1548148910.268 * * [misc]simplify: iters left: 3 (14 enodes) 1548148910.270 * * [misc]simplify: iters left: 2 (16 enodes) 1548148910.272 * * [misc]simplify: iters left: 1 (18 enodes) 1548148910.274 * [exit]simplify: Simplified to (/ (acos a) (/ a -1)) 1548148910.274 * [misc]simplify: Simplified (2 2) to (λ (a) (/ 1 (/ (acos a) (/ a -1)))) 1548148910.274 * * * * [misc]progress: [ 46 / 46 ] simplifiying candidate # 1548148910.274 * [enter]simplify: Simplifying (* -1 (/ (acos a) a)) 1548148910.274 * * [misc]simplify: iters left: 5 (5 enodes) 1548148910.275 * * [misc]simplify: iters left: 4 (9 enodes) 1548148910.276 * * [misc]simplify: iters left: 3 (14 enodes) 1548148910.277 * * [misc]simplify: iters left: 2 (16 enodes) 1548148910.279 * * [misc]simplify: iters left: 1 (18 enodes) 1548148910.281 * [exit]simplify: Simplified to (/ (acos a) (/ a -1)) 1548148910.281 * [misc]simplify: Simplified (2 2) to (λ (a) (/ 1 (/ (acos a) (/ a -1)))) 1548148910.281 * * * [misc]progress: adding candidates to table 1548148910.584 * * [misc]progress: iteration 4 / 4 1548148910.584 * * * [misc]progress: picking best candidate 1548148910.602 * * * * [misc]pick: Picked # 1548148910.602 * * * [misc]progress: localizing error 1548148910.612 * * * [misc]progress: generating rewritten candidates 1548148910.612 * * * * [misc]progress: [ 1 / 2 ] rewriting at (2) 1548148910.620 * * * * [misc]progress: [ 2 / 2 ] rewriting at (2 1) 1548148910.623 * * * [misc]progress: generating series expansions 1548148910.623 * * * * [misc]progress: [ 1 / 2 ] generating series at (2) 1548148910.624 * [misc]backup-simplify: Simplify (/ (/ 1 (- (acos a))) (/ 1 a)) into (* -1 (/ a (acos a))) 1548148910.624 * [misc]approximate: Taking taylor expansion of (* -1 (/ a (acos a))) in (a) around 0 1548148910.624 * [misc]taylor: Taking taylor expansion of (* -1 (/ a (acos a))) in a 1548148910.624 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.624 * [misc]backup-simplify: Simplify -1 into -1 1548148910.624 * [misc]taylor: Taking taylor expansion of (/ a (acos a)) in a 1548148910.624 * [misc]taylor: Taking taylor expansion of a in a 1548148910.624 * [misc]backup-simplify: Simplify 0 into 0 1548148910.624 * [misc]backup-simplify: Simplify 1 into 1 1548148910.624 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148910.624 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148910.624 * [misc]backup-simplify: Simplify (/ 1 (acos a)) into (/ 1 (acos a)) 1548148910.624 * [misc]taylor: Taking taylor expansion of (* -1 (/ a (acos a))) in a 1548148910.624 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.624 * [misc]backup-simplify: Simplify -1 into -1 1548148910.624 * [misc]taylor: Taking taylor expansion of (/ a (acos a)) in a 1548148910.624 * [misc]taylor: Taking taylor expansion of a in a 1548148910.624 * [misc]backup-simplify: Simplify 0 into 0 1548148910.624 * [misc]backup-simplify: Simplify 1 into 1 1548148910.624 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148910.624 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148910.625 * [misc]backup-simplify: Simplify (/ 1 (acos a)) into (/ 1 (acos a)) 1548148910.625 * [misc]backup-simplify: Simplify (* -1 (/ 1 (acos a))) into (/ -1 (acos a)) 1548148910.625 * [misc]backup-simplify: Simplify (/ -1 (acos a)) into (/ -1 (acos a)) 1548148910.625 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0 1548148910.625 * [misc]backup-simplify: Simplify (+ (* -1 0) (* 0 (/ 1 (acos a)))) into 0 1548148910.625 * [misc]backup-simplify: Simplify 0 into 0 1548148910.626 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.626 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))) into 0 1548148910.626 * [misc]backup-simplify: Simplify 0 into 0 1548148910.626 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.627 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))) into 0 1548148910.627 * [misc]backup-simplify: Simplify 0 into 0 1548148910.627 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.628 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))) into 0 1548148910.628 * [misc]backup-simplify: Simplify 0 into 0 1548148910.628 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.629 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))))) into 0 1548148910.629 * [misc]backup-simplify: Simplify 0 into 0 1548148910.629 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.630 * [misc]backup-simplify: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))))) into 0 1548148910.630 * [misc]backup-simplify: Simplify 0 into 0 1548148910.631 * [misc]backup-simplify: Simplify (* (/ -1 (acos a)) a) into (* -1 (/ a (acos a))) 1548148910.631 * [misc]backup-simplify: Simplify (/ (/ 1 (- (acos (/ 1 a)))) (/ 1 (/ 1 a))) into (/ -1 (* a (acos (/ 1 a)))) 1548148910.631 * [misc]approximate: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in (a) around 0 1548148910.631 * [misc]taylor: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a 1548148910.631 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.631 * [misc]backup-simplify: Simplify -1 into -1 1548148910.631 * [misc]taylor: Taking taylor expansion of (* a (acos (/ 1 a))) in a 1548148910.631 * [misc]taylor: Taking taylor expansion of a in a 1548148910.631 * [misc]backup-simplify: Simplify 0 into 0 1548148910.631 * [misc]backup-simplify: Simplify 1 into 1 1548148910.631 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148910.631 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148910.631 * [misc]backup-simplify: Simplify (* 0 (acos (/ 1 a))) into 0 1548148910.631 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a)) 1548148910.631 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148910.632 * [misc]taylor: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a 1548148910.632 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.632 * [misc]backup-simplify: Simplify -1 into -1 1548148910.632 * [misc]taylor: Taking taylor expansion of (* a (acos (/ 1 a))) in a 1548148910.632 * [misc]taylor: Taking taylor expansion of a in a 1548148910.632 * [misc]backup-simplify: Simplify 0 into 0 1548148910.632 * [misc]backup-simplify: Simplify 1 into 1 1548148910.632 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148910.632 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148910.632 * [misc]backup-simplify: Simplify (* 0 (acos (/ 1 a))) into 0 1548148910.632 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a)) 1548148910.632 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148910.632 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148910.633 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0 1548148910.633 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0 1548148910.633 * [misc]backup-simplify: Simplify 0 into 0 1548148910.633 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0 1548148910.634 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.634 * [misc]backup-simplify: Simplify 0 into 0 1548148910.634 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0 1548148910.635 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.635 * [misc]backup-simplify: Simplify 0 into 0 1548148910.635 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0 1548148910.636 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.636 * [misc]backup-simplify: Simplify 0 into 0 1548148910.637 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0 1548148910.637 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.637 * [misc]backup-simplify: Simplify 0 into 0 1548148910.638 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0 1548148910.639 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.639 * [misc]backup-simplify: Simplify 0 into 0 1548148910.639 * [misc]backup-simplify: Simplify (* (/ -1 (acos (/ 1 (/ 1 a)))) (/ 1 (/ 1 a))) into (* -1 (/ a (acos a))) 1548148910.639 * [misc]backup-simplify: Simplify (/ (/ 1 (- (acos (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (/ 1 (* a (acos (/ -1 a)))) 1548148910.639 * [misc]approximate: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in (a) around 0 1548148910.639 * [misc]taylor: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a 1548148910.639 * [misc]taylor: Taking taylor expansion of (* a (acos (/ -1 a))) in a 1548148910.639 * [misc]taylor: Taking taylor expansion of a in a 1548148910.639 * [misc]backup-simplify: Simplify 0 into 0 1548148910.639 * [misc]backup-simplify: Simplify 1 into 1 1548148910.639 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148910.639 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148910.639 * [misc]backup-simplify: Simplify (* 0 (acos (/ -1 a))) into 0 1548148910.640 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a)) 1548148910.640 * [misc]backup-simplify: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a))) 1548148910.640 * [misc]taylor: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a 1548148910.640 * [misc]taylor: Taking taylor expansion of (* a (acos (/ -1 a))) in a 1548148910.640 * [misc]taylor: Taking taylor expansion of a in a 1548148910.640 * [misc]backup-simplify: Simplify 0 into 0 1548148910.640 * [misc]backup-simplify: Simplify 1 into 1 1548148910.640 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148910.640 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148910.640 * [misc]backup-simplify: Simplify (* 0 (acos (/ -1 a))) into 0 1548148910.640 * [misc]backup-simplify: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a)) 1548148910.640 * [misc]backup-simplify: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a))) 1548148910.640 * [misc]backup-simplify: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a))) 1548148910.641 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0 1548148910.641 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0 1548148910.641 * [misc]backup-simplify: Simplify 0 into 0 1548148910.641 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0 1548148910.642 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.642 * [misc]backup-simplify: Simplify 0 into 0 1548148910.642 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0 1548148910.642 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.643 * [misc]backup-simplify: Simplify 0 into 0 1548148910.643 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0 1548148910.643 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.644 * [misc]backup-simplify: Simplify 0 into 0 1548148910.644 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0 1548148910.645 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.645 * [misc]backup-simplify: Simplify 0 into 0 1548148910.646 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0 1548148910.646 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.646 * [misc]backup-simplify: Simplify 0 into 0 1548148910.647 * [misc]backup-simplify: Simplify (* (/ 1 (acos (/ -1 (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (* -1 (/ a (acos a))) 1548148910.647 * * * * [misc]progress: [ 2 / 2 ] generating series at (2 1) 1548148910.647 * [misc]backup-simplify: Simplify (/ 1 (- (acos a))) into (/ -1 (acos a)) 1548148910.647 * [misc]approximate: Taking taylor expansion of (/ -1 (acos a)) in (a) around 0 1548148910.647 * [misc]taylor: Taking taylor expansion of (/ -1 (acos a)) in a 1548148910.647 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.647 * [misc]backup-simplify: Simplify -1 into -1 1548148910.647 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148910.647 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148910.647 * [misc]backup-simplify: Simplify (/ -1 (acos a)) into (/ -1 (acos a)) 1548148910.647 * [misc]taylor: Taking taylor expansion of (/ -1 (acos a)) in a 1548148910.647 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.647 * [misc]backup-simplify: Simplify -1 into -1 1548148910.647 * [misc]taylor: Taking taylor expansion of (acos a) in a 1548148910.647 * [misc]backup-simplify: Simplify (acos a) into (acos a) 1548148910.647 * [misc]backup-simplify: Simplify (/ -1 (acos a)) into (/ -1 (acos a)) 1548148910.647 * [misc]backup-simplify: Simplify (/ -1 (acos a)) into (/ -1 (acos a)) 1548148910.648 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ -1 (acos a)) (/ 0 (acos a))))) into 0 1548148910.648 * [misc]backup-simplify: Simplify 0 into 0 1548148910.648 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ -1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.648 * [misc]backup-simplify: Simplify 0 into 0 1548148910.648 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ -1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.648 * [misc]backup-simplify: Simplify 0 into 0 1548148910.649 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ -1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.649 * [misc]backup-simplify: Simplify 0 into 0 1548148910.649 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ -1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.649 * [misc]backup-simplify: Simplify 0 into 0 1548148910.649 * [misc]backup-simplify: Simplify (- (/ 0 (acos a)) (+ (* (/ -1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0 1548148910.649 * [misc]backup-simplify: Simplify 0 into 0 1548148910.649 * [misc]backup-simplify: Simplify (/ -1 (acos a)) into (/ -1 (acos a)) 1548148910.650 * [misc]backup-simplify: Simplify (/ 1 (- (acos (/ 1 a)))) into (/ -1 (acos (/ 1 a))) 1548148910.650 * [misc]approximate: Taking taylor expansion of (/ -1 (acos (/ 1 a))) in (a) around 0 1548148910.650 * [misc]taylor: Taking taylor expansion of (/ -1 (acos (/ 1 a))) in a 1548148910.650 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.650 * [misc]backup-simplify: Simplify -1 into -1 1548148910.650 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148910.650 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148910.650 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148910.650 * [misc]taylor: Taking taylor expansion of (/ -1 (acos (/ 1 a))) in a 1548148910.650 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.650 * [misc]backup-simplify: Simplify -1 into -1 1548148910.650 * [misc]taylor: Taking taylor expansion of (acos (/ 1 a)) in a 1548148910.650 * [misc]backup-simplify: Simplify (acos (/ 1 a)) into (acos (/ 1 a)) 1548148910.650 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148910.650 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a))) 1548148910.650 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0 1548148910.650 * [misc]backup-simplify: Simplify 0 into 0 1548148910.651 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.651 * [misc]backup-simplify: Simplify 0 into 0 1548148910.651 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.651 * [misc]backup-simplify: Simplify 0 into 0 1548148910.651 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.651 * [misc]backup-simplify: Simplify 0 into 0 1548148910.652 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.652 * [misc]backup-simplify: Simplify 0 into 0 1548148910.652 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0 1548148910.652 * [misc]backup-simplify: Simplify 0 into 0 1548148910.653 * [misc]backup-simplify: Simplify (/ -1 (acos (/ 1 (/ 1 a)))) into (/ -1 (acos a)) 1548148910.653 * [misc]backup-simplify: Simplify (/ 1 (- (acos (/ 1 (- a))))) into (/ -1 (acos (/ -1 a))) 1548148910.653 * [misc]approximate: Taking taylor expansion of (/ -1 (acos (/ -1 a))) in (a) around 0 1548148910.653 * [misc]taylor: Taking taylor expansion of (/ -1 (acos (/ -1 a))) in a 1548148910.653 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.653 * [misc]backup-simplify: Simplify -1 into -1 1548148910.653 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148910.653 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148910.653 * [misc]backup-simplify: Simplify (/ -1 (acos (/ -1 a))) into (/ -1 (acos (/ -1 a))) 1548148910.653 * [misc]taylor: Taking taylor expansion of (/ -1 (acos (/ -1 a))) in a 1548148910.653 * [misc]taylor: Taking taylor expansion of -1 in a 1548148910.653 * [misc]backup-simplify: Simplify -1 into -1 1548148910.653 * [misc]taylor: Taking taylor expansion of (acos (/ -1 a)) in a 1548148910.653 * [misc]backup-simplify: Simplify (acos (/ -1 a)) into (acos (/ -1 a)) 1548148910.653 * [misc]backup-simplify: Simplify (/ -1 (acos (/ -1 a))) into (/ -1 (acos (/ -1 a))) 1548148910.653 * [misc]backup-simplify: Simplify (/ -1 (acos (/ -1 a))) into (/ -1 (acos (/ -1 a))) 1548148910.653 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ -1 a))) (+ (* (/ -1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0 1548148910.654 * [misc]backup-simplify: Simplify 0 into 0 1548148910.654 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ -1 a))) (+ (* (/ -1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.654 * [misc]backup-simplify: Simplify 0 into 0 1548148910.654 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ -1 a))) (+ (* (/ -1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.654 * [misc]backup-simplify: Simplify 0 into 0 1548148910.655 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ -1 a))) (+ (* (/ -1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.655 * [misc]backup-simplify: Simplify 0 into 0 1548148910.655 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ -1 a))) (+ (* (/ -1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.655 * [misc]backup-simplify: Simplify 0 into 0 1548148910.656 * [misc]backup-simplify: Simplify (- (/ 0 (acos (/ -1 a))) (+ (* (/ -1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0 1548148910.656 * [misc]backup-simplify: Simplify 0 into 0 1548148910.656 * [misc]backup-simplify: Simplify (/ -1 (acos (/ -1 (/ 1 (- a))))) into (/ -1 (acos a)) 1548148910.656 * * * [misc]progress: simplifying candidates 1548148910.656 * * * * [misc]progress: [ 1 / 68 ] simplifiying candidate # 1548148910.656 * * * * [misc]progress: [ 2 / 68 ] simplifiying candidate # 1548148910.656 * [enter]simplify: Simplifying (- (- (log (- (acos a)))) (log (/ 1 a))) 1548148910.656 * * [misc]simplify: iters left: 6 (9 enodes) 1548148910.659 * * [misc]simplify: iters left: 5 (17 enodes) 1548148910.662 * * [misc]simplify: iters left: 4 (20 enodes) 1548148910.666 * * [misc]simplify: iters left: 3 (23 enodes) 1548148910.671 * * [misc]simplify: iters left: 2 (29 enodes) 1548148910.677 * * [misc]simplify: iters left: 1 (43 enodes) 1548148910.685 * [exit]simplify: Simplified to (- (log a) (log (- (acos a)))) 1548148910.685 * [misc]simplify: Simplified (2 1) to (λ (a) (exp (- (log a) (log (- (acos a)))))) 1548148910.685 * * * * [misc]progress: [ 3 / 68 ] simplifiying candidate # 1548148910.686 * [enter]simplify: Simplifying (- (log (/ 1 (- (acos a)))) (log (/ 1 a))) 1548148910.686 * * [misc]simplify: iters left: 6 (9 enodes) 1548148910.687 * * [misc]simplify: iters left: 5 (20 enodes) 1548148910.689 * * [misc]simplify: iters left: 4 (23 enodes) 1548148910.692 * * [misc]simplify: iters left: 3 (31 enodes) 1548148910.695 * * [misc]simplify: iters left: 2 (41 enodes) 1548148910.709 * * [misc]simplify: iters left: 1 (86 enodes) 1548148910.721 * [exit]simplify: Simplified to (- (log a) (log (- (acos a)))) 1548148910.721 * [misc]simplify: Simplified (2 1) to (λ (a) (exp (- (log a) (log (- (acos a)))))) 1548148910.721 * * * * [misc]progress: [ 4 / 68 ] simplifiying candidate # 1548148910.721 * * * * [misc]progress: [ 5 / 68 ] simplifiying candidate # 1548148910.721 * * * * [misc]progress: [ 6 / 68 ] simplifiying candidate # 1548148910.721 * [enter]simplify: Simplifying (/ (* (* (/ 1 (- (acos a))) (/ 1 (- (acos a)))) (/ 1 (- (acos a)))) (* (* (/ 1 a) (/ 1 a)) (/ 1 a))) 1548148910.721 * * [misc]simplify: iters left: 6 (11 enodes) 1548148910.725 * * [misc]simplify: iters left: 5 (34 enodes) 1548148910.739 * * [misc]simplify: iters left: 4 (100 enodes) 1548148910.798 * * [misc]simplify: iters left: 3 (414 enodes) 1548148911.630 * [exit]simplify: Simplified to (pow (/ a (- (acos a))) 3) 1548148911.630 * [misc]simplify: Simplified (2 1) to (λ (a) (cbrt (pow (/ a (- (acos a))) 3))) 1548148911.630 * * * * [misc]progress: [ 7 / 68 ] simplifiying candidate # 1548148911.631 * * * * [misc]progress: [ 8 / 68 ] simplifiying candidate # 1548148911.631 * * * * [misc]progress: [ 9 / 68 ] simplifiying candidate # 1548148911.631 * * * * [misc]progress: [ 10 / 68 ] simplifiying candidate # 1548148911.631 * * * * [misc]progress: [ 11 / 68 ] simplifiying candidate # 1548148911.631 * [enter]simplify: Simplifying (/ (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) 1548148911.631 * * [misc]simplify: iters left: 6 (11 enodes) 1548148911.635 * * [misc]simplify: iters left: 5 (19 enodes) 1548148911.640 * * [misc]simplify: iters left: 4 (28 enodes) 1548148911.647 * * [misc]simplify: iters left: 3 (31 enodes) 1548148911.655 * * [misc]simplify: iters left: 2 (34 enodes) 1548148911.664 * [exit]simplify: Simplified to (* (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a))) (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a)))) 1548148911.664 * [misc]simplify: Simplified (2 1) to (λ (a) (* (* (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a))) (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a)))) (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a))))) 1548148911.664 * [enter]simplify: Simplifying (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a))) 1548148911.664 * * [misc]simplify: iters left: 6 (9 enodes) 1548148911.667 * * [misc]simplify: iters left: 5 (11 enodes) 1548148911.671 * [exit]simplify: Simplified to (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a))) 1548148911.671 * [misc]simplify: Simplified (2 2) to (λ (a) (* (/ (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a))))) 1548148911.671 * * * * [misc]progress: [ 12 / 68 ] simplifiying candidate # 1548148911.671 * [enter]simplify: Simplifying (/ (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) (sqrt (/ 1 a))) 1548148911.671 * * [misc]simplify: iters left: 6 (10 enodes) 1548148911.674 * * [misc]simplify: iters left: 5 (14 enodes) 1548148911.678 * * [misc]simplify: iters left: 4 (16 enodes) 1548148911.682 * * [misc]simplify: iters left: 3 (17 enodes) 1548148911.685 * [exit]simplify: Simplified to (* (/ (cbrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))) (cbrt (/ 1 (- (acos a))))) 1548148911.685 * [misc]simplify: Simplified (2 1) to (λ (a) (* (* (/ (cbrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))) (cbrt (/ 1 (- (acos a))))) (/ (cbrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))))) 1548148911.686 * [enter]simplify: Simplifying (/ (cbrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))) 1548148911.686 * * [misc]simplify: iters left: 6 (9 enodes) 1548148911.690 * * [misc]simplify: iters left: 5 (11 enodes) 1548148911.691 * [exit]simplify: Simplified to (/ (cbrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))) 1548148911.691 * [misc]simplify: Simplified (2 2) to (λ (a) (* (/ (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) (sqrt (/ 1 a))) (/ (cbrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))))) 1548148911.692 * * * * [misc]progress: [ 13 / 68 ] simplifiying candidate # 1548148911.692 * [enter]simplify: Simplifying (/ (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) 1) 1548148911.692 * * [misc]simplify: iters left: 6 (8 enodes) 1548148911.693 * * [misc]simplify: iters left: 5 (12 enodes) 1548148911.695 * * [misc]simplify: iters left: 4 (18 enodes) 1548148911.697 * * [misc]simplify: iters left: 3 (20 enodes) 1548148911.699 * * [misc]simplify: iters left: 2 (25 enodes) 1548148911.701 * [exit]simplify: Simplified to (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) 1548148911.701 * [misc]simplify: Simplified (2 1) to (λ (a) (* (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) (/ (cbrt (/ 1 (- (acos a)))) (/ 1 a)))) 1548148911.702 * [enter]simplify: Simplifying (/ (cbrt (/ 1 (- (acos a)))) (/ 1 a)) 1548148911.702 * * [misc]simplify: iters left: 6 (8 enodes) 1548148911.703 * * [misc]simplify: iters left: 5 (12 enodes) 1548148911.704 * * [misc]simplify: iters left: 4 (15 enodes) 1548148911.706 * * [misc]simplify: iters left: 3 (25 enodes) 1548148911.709 * * [misc]simplify: iters left: 2 (27 enodes) 1548148911.711 * * [misc]simplify: iters left: 1 (32 enodes) 1548148911.717 * [exit]simplify: Simplified to (* (cbrt (/ 1 (- (acos a)))) a) 1548148911.717 * [misc]simplify: Simplified (2 2) to (λ (a) (* (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) (* (cbrt (/ 1 (- (acos a)))) a))) 1548148911.717 * * * * [misc]progress: [ 14 / 68 ] simplifiying candidate # 1548148911.717 * [enter]simplify: Simplifying (/ (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) 1) 1548148911.717 * * [misc]simplify: iters left: 6 (8 enodes) 1548148911.720 * * [misc]simplify: iters left: 5 (12 enodes) 1548148911.723 * * [misc]simplify: iters left: 4 (18 enodes) 1548148911.727 * * [misc]simplify: iters left: 3 (20 enodes) 1548148911.731 * * [misc]simplify: iters left: 2 (25 enodes) 1548148911.737 * [exit]simplify: Simplified to (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) 1548148911.737 * [misc]simplify: Simplified (2 1) to (λ (a) (* (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) (/ (cbrt (/ 1 (- (acos a)))) (/ 1 a)))) 1548148911.738 * [enter]simplify: Simplifying (/ (cbrt (/ 1 (- (acos a)))) (/ 1 a)) 1548148911.738 * * [misc]simplify: iters left: 6 (8 enodes) 1548148911.740 * * [misc]simplify: iters left: 5 (12 enodes) 1548148911.743 * * [misc]simplify: iters left: 4 (15 enodes) 1548148911.747 * * [misc]simplify: iters left: 3 (25 enodes) 1548148911.753 * * [misc]simplify: iters left: 2 (27 enodes) 1548148911.757 * * [misc]simplify: iters left: 1 (32 enodes) 1548148911.764 * [exit]simplify: Simplified to (* (cbrt (/ 1 (- (acos a)))) a) 1548148911.764 * [misc]simplify: Simplified (2 2) to (λ (a) (* (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) (* (cbrt (/ 1 (- (acos a)))) a))) 1548148911.764 * * * * [misc]progress: [ 15 / 68 ] simplifiying candidate # 1548148911.764 * [enter]simplify: Simplifying (/ (sqrt (/ 1 (- (acos a)))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) 1548148911.764 * * [misc]simplify: iters left: 6 (10 enodes) 1548148911.767 * * [misc]simplify: iters left: 5 (14 enodes) 1548148911.771 * [exit]simplify: Simplified to (/ (sqrt (/ 1 (- (acos a)))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) 1548148911.771 * [misc]simplify: Simplified (2 1) to (λ (a) (* (/ (sqrt (/ 1 (- (acos a)))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) (/ (sqrt (/ 1 (- (acos a)))) (cbrt (/ 1 a))))) 1548148911.771 * [enter]simplify: Simplifying (/ (sqrt (/ 1 (- (acos a)))) (cbrt (/ 1 a))) 1548148911.771 * * [misc]simplify: iters left: 6 (9 enodes) 1548148911.773 * * [misc]simplify: iters left: 5 (11 enodes) 1548148911.776 * [exit]simplify: Simplified to (/ (sqrt (/ 1 (- (acos a)))) (cbrt (/ 1 a))) 1548148911.776 * [misc]simplify: Simplified (2 2) to (λ (a) (* (/ (sqrt (/ 1 (- (acos a)))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) (/ (sqrt (/ 1 (- (acos a)))) (cbrt (/ 1 a))))) 1548148911.776 * * * * [misc]progress: [ 16 / 68 ] simplifiying candidate # 1548148911.776 * [enter]simplify: Simplifying (/ (sqrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))) 1548148911.777 * * [misc]simplify: iters left: 6 (9 enodes) 1548148911.779 * * [misc]simplify: iters left: 5 (11 enodes) 1548148911.782 * [exit]simplify: Simplified to (/ (sqrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))) 1548148911.782 * [misc]simplify: Simplified (2 1) to (λ (a) (* (/ (sqrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))) (/ (sqrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))))) 1548148911.782 * [enter]simplify: Simplifying (/ (sqrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))) 1548148911.782 * * [misc]simplify: iters left: 6 (9 enodes) 1548148911.785 * * [misc]simplify: iters left: 5 (11 enodes) 1548148911.787 * [exit]simplify: Simplified to (/ (sqrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))) 1548148911.787 * [misc]simplify: Simplified (2 2) to (λ (a) (* (/ (sqrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))) (/ (sqrt (/ 1 (- (acos a)))) (sqrt (/ 1 a))))) 1548148911.788 * * * * [misc]progress: [ 17 / 68 ] simplifiying candidate # 1548148911.788 * [enter]simplify: Simplifying (/ (sqrt (/ 1 (- (acos a)))) 1) 1548148911.788 * * [misc]simplify: iters left: 6 (7 enodes) 1548148911.790 * * [misc]simplify: iters left: 5 (9 enodes) 1548148911.793 * * [misc]simplify: iters left: 4 (11 enodes) 1548148911.795 * [exit]simplify: Simplified to (sqrt (/ 1 (- (acos a)))) 1548148911.795 * [misc]simplify: Simplified (2 1) to (λ (a) (* (sqrt (/ 1 (- (acos a)))) (/ (sqrt (/ 1 (- (acos a)))) (/ 1 a)))) 1548148911.795 * [enter]simplify: Simplifying (/ (sqrt (/ 1 (- (acos a)))) (/ 1 a)) 1548148911.795 * * [misc]simplify: iters left: 6 (8 enodes) 1548148911.797 * * [misc]simplify: iters left: 5 (12 enodes) 1548148911.801 * * [misc]simplify: iters left: 4 (15 enodes) 1548148911.805 * * [misc]simplify: iters left: 3 (25 enodes) 1548148911.813 * * [misc]simplify: iters left: 2 (27 enodes) 1548148911.818 * * [misc]simplify: iters left: 1 (32 enodes) 1548148911.825 * [exit]simplify: Simplified to (* (sqrt (/ 1 (- (acos a)))) a) 1548148911.825 * [misc]simplify: Simplified (2 2) to (λ (a) (* (sqrt (/ 1 (- (acos a)))) (* (sqrt (/ 1 (- (acos a)))) a))) 1548148911.825 * * * * [misc]progress: [ 18 / 68 ] simplifiying candidate # 1548148911.825 * [enter]simplify: Simplifying (/ (sqrt (/ 1 (- (acos a)))) 1) 1548148911.825 * * [misc]simplify: iters left: 6 (7 enodes) 1548148911.827 * * [misc]simplify: iters left: 5 (9 enodes) 1548148911.830 * * [misc]simplify: iters left: 4 (11 enodes) 1548148911.832 * [exit]simplify: Simplified to (sqrt (/ 1 (- (acos a)))) 1548148911.832 * [misc]simplify: Simplified (2 1) to (λ (a) (* (sqrt (/ 1 (- (acos a)))) (/ (sqrt (/ 1 (- (acos a)))) (/ 1 a)))) 1548148911.832 * [enter]simplify: Simplifying (/ (sqrt (/ 1 (- (acos a)))) (/ 1 a)) 1548148911.832 * * [misc]simplify: iters left: 6 (8 enodes) 1548148911.835 * * [misc]simplify: iters left: 5 (12 enodes) 1548148911.838 * * [misc]simplify: iters left: 4 (15 enodes) 1548148911.841 * * [misc]simplify: iters left: 3 (25 enodes) 1548148911.844 * * [misc]simplify: iters left: 2 (27 enodes) 1548148911.846 * * [misc]simplify: iters left: 1 (32 enodes) 1548148911.849 * [exit]simplify: Simplified to (* (sqrt (/ 1 (- (acos a)))) a) 1548148911.849 * [misc]simplify: Simplified (2 2) to (λ (a) (* (sqrt (/ 1 (- (acos a)))) (* (sqrt (/ 1 (- (acos a)))) a))) 1548148911.849 * * * * [misc]progress: [ 19 / 68 ] simplifiying candidate # 1548148911.850 * [enter]simplify: Simplifying (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) 1548148911.850 * * [misc]simplify: iters left: 6 (6 enodes) 1548148911.850 * * [misc]simplify: iters left: 5 (10 enodes) 1548148911.852 * [exit]simplify: Simplified to (/ (/ 1 (cbrt (/ 1 a))) (cbrt (/ 1 a))) 1548148911.852 * [misc]simplify: Simplified (2 1) to (λ (a) (* (/ (/ 1 (cbrt (/ 1 a))) (cbrt (/ 1 a))) (/ (/ 1 (- (acos a))) (cbrt (/ 1 a))))) 1548148911.852 * [enter]simplify: Simplifying (/ (/ 1 (- (acos a))) (cbrt (/ 1 a))) 1548148911.852 * * [misc]simplify: iters left: 6 (8 enodes) 1548148911.853 * * [misc]simplify: iters left: 5 (12 enodes) 1548148911.854 * * [misc]simplify: iters left: 4 (17 enodes) 1548148911.856 * * [misc]simplify: iters left: 3 (21 enodes) 1548148911.858 * * [misc]simplify: iters left: 2 (22 enodes) 1548148911.861 * [exit]simplify: Simplified to (/ (/ 1 (cbrt (/ 1 a))) (- (acos a))) 1548148911.861 * [misc]simplify: Simplified (2 2) to (λ (a) (* (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) (/ (/ 1 (cbrt (/ 1 a))) (- (acos a))))) 1548148911.861 * * * * [misc]progress: [ 20 / 68 ] simplifiying candidate # 1548148911.861 * [enter]simplify: Simplifying (/ 1 (sqrt (/ 1 a))) 1548148911.861 * * [misc]simplify: iters left: 5 (5 enodes) 1548148911.862 * * [misc]simplify: iters left: 4 (7 enodes) 1548148911.862 * [exit]simplify: Simplified to (/ 1 (sqrt (/ 1 a))) 1548148911.862 * [misc]simplify: Simplified (2 1) to (λ (a) (* (/ 1 (sqrt (/ 1 a))) (/ (/ 1 (- (acos a))) (sqrt (/ 1 a))))) 1548148911.862 * [enter]simplify: Simplifying (/ (/ 1 (- (acos a))) (sqrt (/ 1 a))) 1548148911.863 * * [misc]simplify: iters left: 6 (8 enodes) 1548148911.864 * * [misc]simplify: iters left: 5 (12 enodes) 1548148911.865 * * [misc]simplify: iters left: 4 (17 enodes) 1548148911.867 * * [misc]simplify: iters left: 3 (21 enodes) 1548148911.869 * * [misc]simplify: iters left: 2 (22 enodes) 1548148911.871 * [exit]simplify: Simplified to (/ (/ 1 (sqrt (/ 1 a))) (- (acos a))) 1548148911.871 * [misc]simplify: Simplified (2 2) to (λ (a) (* (/ 1 (sqrt (/ 1 a))) (/ (/ 1 (sqrt (/ 1 a))) (- (acos a))))) 1548148911.871 * * * * [misc]progress: [ 21 / 68 ] simplifiying candidate # 1548148911.872 * [enter]simplify: Simplifying (/ 1 1) 1548148911.872 * * [misc]simplify: iters left: 2 (2 enodes) 1548148911.872 * * [misc]simplify: iters left: 1 (4 enodes) 1548148911.872 * [exit]simplify: Simplified to 1 1548148911.872 * [misc]simplify: Simplified (2 1) to (λ (a) (* 1 (/ (/ 1 (- (acos a))) (/ 1 a)))) 1548148911.872 * [enter]simplify: Simplifying (/ (/ 1 (- (acos a))) (/ 1 a)) 1548148911.872 * * [misc]simplify: iters left: 6 (7 enodes) 1548148911.873 * * [misc]simplify: iters left: 5 (13 enodes) 1548148911.875 * * [misc]simplify: iters left: 4 (26 enodes) 1548148911.880 * * [misc]simplify: iters left: 3 (42 enodes) 1548148911.892 * * [misc]simplify: iters left: 2 (77 enodes) 1548148911.904 * * [misc]simplify: iters left: 1 (108 enodes) 1548148911.934 * [exit]simplify: Simplified to (/ (/ a -1) (acos a)) 1548148911.934 * [misc]simplify: Simplified (2 2) to (λ (a) (* 1 (/ (/ a -1) (acos a)))) 1548148911.934 * * * * [misc]progress: [ 22 / 68 ] simplifiying candidate # 1548148911.934 * [enter]simplify: Simplifying (/ 1 1) 1548148911.934 * * [misc]simplify: iters left: 2 (2 enodes) 1548148911.935 * * [misc]simplify: iters left: 1 (4 enodes) 1548148911.935 * [exit]simplify: Simplified to 1 1548148911.935 * [misc]simplify: Simplified (2 1) to (λ (a) (* 1 (/ (/ 1 (- (acos a))) (/ 1 a)))) 1548148911.935 * [enter]simplify: Simplifying (/ (/ 1 (- (acos a))) (/ 1 a)) 1548148911.935 * * [misc]simplify: iters left: 6 (7 enodes) 1548148911.936 * * [misc]simplify: iters left: 5 (13 enodes) 1548148911.938 * * [misc]simplify: iters left: 4 (26 enodes) 1548148911.942 * * [misc]simplify: iters left: 3 (42 enodes) 1548148911.948 * * [misc]simplify: iters left: 2 (77 enodes) 1548148911.958 * * [misc]simplify: iters left: 1 (108 enodes) 1548148911.990 * [exit]simplify: Simplified to (/ (/ a -1) (acos a)) 1548148911.990 * [misc]simplify: Simplified (2 2) to (λ (a) (* 1 (/ (/ a -1) (acos a)))) 1548148911.990 * * * * [misc]progress: [ 23 / 68 ] simplifiying candidate # 1548148911.991 * [enter]simplify: Simplifying (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) 1548148911.991 * * [misc]simplify: iters left: 6 (6 enodes) 1548148911.992 * * [misc]simplify: iters left: 5 (10 enodes) 1548148911.994 * [exit]simplify: Simplified to (/ (/ 1 (cbrt (/ 1 a))) (cbrt (/ 1 a))) 1548148911.994 * [misc]simplify: Simplified (2 1) to (λ (a) (* (/ (/ 1 (cbrt (/ 1 a))) (cbrt (/ 1 a))) (/ (/ 1 (- (acos a))) (cbrt (/ 1 a))))) 1548148911.994 * [enter]simplify: Simplifying (/ (/ 1 (- (acos a))) (cbrt (/ 1 a))) 1548148911.994 * * [misc]simplify: iters left: 6 (8 enodes) 1548148911.995 * * [misc]simplify: iters left: 5 (12 enodes) 1548148911.997 * * [misc]simplify: iters left: 4 (17 enodes) 1548148911.999 * * [misc]simplify: iters left: 3 (21 enodes) 1548148912.001 * * [misc]simplify: iters left: 2 (22 enodes) 1548148912.003 * [exit]simplify: Simplified to (/ (/ 1 (cbrt (/ 1 a))) (- (acos a))) 1548148912.003 * [misc]simplify: Simplified (2 2) to (λ (a) (* (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) (/ (/ 1 (cbrt (/ 1 a))) (- (acos a))))) 1548148912.003 * * * * [misc]progress: [ 24 / 68 ] simplifiying candidate # 1548148912.004 * [enter]simplify: Simplifying (/ 1 (sqrt (/ 1 a))) 1548148912.004 * * [misc]simplify: iters left: 5 (5 enodes) 1548148912.004 * * [misc]simplify: iters left: 4 (7 enodes) 1548148912.005 * [exit]simplify: Simplified to (/ 1 (sqrt (/ 1 a))) 1548148912.005 * [misc]simplify: Simplified (2 1) to (λ (a) (* (/ 1 (sqrt (/ 1 a))) (/ (/ 1 (- (acos a))) (sqrt (/ 1 a))))) 1548148912.005 * [enter]simplify: Simplifying (/ (/ 1 (- (acos a))) (sqrt (/ 1 a))) 1548148912.005 * * [misc]simplify: iters left: 6 (8 enodes) 1548148912.006 * * [misc]simplify: iters left: 5 (12 enodes) 1548148912.008 * * [misc]simplify: iters left: 4 (17 enodes) 1548148912.010 * * [misc]simplify: iters left: 3 (21 enodes) 1548148912.012 * * [misc]simplify: iters left: 2 (22 enodes) 1548148912.015 * [exit]simplify: Simplified to (/ (/ 1 (sqrt (/ 1 a))) (- (acos a))) 1548148912.015 * [misc]simplify: Simplified (2 2) to (λ (a) (* (/ 1 (sqrt (/ 1 a))) (/ (/ 1 (sqrt (/ 1 a))) (- (acos a))))) 1548148912.015 * * * * [misc]progress: [ 25 / 68 ] simplifiying candidate # 1548148912.015 * [enter]simplify: Simplifying (/ 1 1) 1548148912.015 * * [misc]simplify: iters left: 2 (2 enodes) 1548148912.015 * * [misc]simplify: iters left: 1 (4 enodes) 1548148912.015 * [exit]simplify: Simplified to 1 1548148912.016 * [misc]simplify: Simplified (2 1) to (λ (a) (* 1 (/ (/ 1 (- (acos a))) (/ 1 a)))) 1548148912.016 * [enter]simplify: Simplifying (/ (/ 1 (- (acos a))) (/ 1 a)) 1548148912.016 * * [misc]simplify: iters left: 6 (7 enodes) 1548148912.017 * * [misc]simplify: iters left: 5 (13 enodes) 1548148912.018 * * [misc]simplify: iters left: 4 (26 enodes) 1548148912.022 * * [misc]simplify: iters left: 3 (42 enodes) 1548148912.032 * * [misc]simplify: iters left: 2 (77 enodes) 1548148912.046 * * [misc]simplify: iters left: 1 (108 enodes) 1548148912.072 * [exit]simplify: Simplified to (/ (/ a -1) (acos a)) 1548148912.072 * [misc]simplify: Simplified (2 2) to (λ (a) (* 1 (/ (/ a -1) (acos a)))) 1548148912.072 * * * * [misc]progress: [ 26 / 68 ] simplifiying candidate # 1548148912.072 * [enter]simplify: Simplifying (/ 1 1) 1548148912.072 * * [misc]simplify: iters left: 2 (2 enodes) 1548148912.073 * * [misc]simplify: iters left: 1 (4 enodes) 1548148912.074 * [exit]simplify: Simplified to 1 1548148912.074 * [misc]simplify: Simplified (2 1) to (λ (a) (* 1 (/ (/ 1 (- (acos a))) (/ 1 a)))) 1548148912.074 * [enter]simplify: Simplifying (/ (/ 1 (- (acos a))) (/ 1 a)) 1548148912.074 * * [misc]simplify: iters left: 6 (7 enodes) 1548148912.076 * * [misc]simplify: iters left: 5 (13 enodes) 1548148912.080 * * [misc]simplify: iters left: 4 (26 enodes) 1548148912.088 * * [misc]simplify: iters left: 3 (42 enodes) 1548148912.101 * * [misc]simplify: iters left: 2 (77 enodes) 1548148912.120 * * [misc]simplify: iters left: 1 (108 enodes) 1548148912.167 * [exit]simplify: Simplified to (/ (/ a -1) (acos a)) 1548148912.168 * [misc]simplify: Simplified (2 2) to (λ (a) (* 1 (/ (/ a -1) (acos a)))) 1548148912.168 * * * * [misc]progress: [ 27 / 68 ] simplifiying candidate # 1548148912.168 * * * * [misc]progress: [ 28 / 68 ] simplifiying candidate # 1548148912.168 * * * * [misc]progress: [ 29 / 68 ] simplifiying candidate # 1548148912.168 * * * * [misc]progress: [ 30 / 68 ] simplifiying candidate # 1548148912.168 * [enter]simplify: Simplifying (cbrt (/ 1 a)) 1548148912.168 * * [misc]simplify: iters left: 3 (4 enodes) 1548148912.169 * * [misc]simplify: iters left: 2 (6 enodes) 1548148912.169 * [exit]simplify: Simplified to (cbrt (/ 1 a)) 1548148912.169 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ (/ 1 (- (acos a))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) (cbrt (/ 1 a)))) 1548148912.169 * * * * [misc]progress: [ 31 / 68 ] simplifiying candidate # 1548148912.170 * [enter]simplify: Simplifying (sqrt (/ 1 a)) 1548148912.170 * * [misc]simplify: iters left: 3 (4 enodes) 1548148912.170 * * [misc]simplify: iters left: 2 (6 enodes) 1548148912.171 * [exit]simplify: Simplified to (sqrt (/ 1 a)) 1548148912.171 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ (/ 1 (- (acos a))) (sqrt (/ 1 a))) (sqrt (/ 1 a)))) 1548148912.171 * * * * [misc]progress: [ 32 / 68 ] simplifiying candidate # 1548148912.171 * [enter]simplify: Simplifying (/ 1 a) 1548148912.171 * * [misc]simplify: iters left: 2 (3 enodes) 1548148912.171 * * [misc]simplify: iters left: 1 (5 enodes) 1548148912.172 * [exit]simplify: Simplified to (/ 1 a) 1548148912.172 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ (/ 1 (- (acos a))) 1) (/ 1 a))) 1548148912.172 * * * * [misc]progress: [ 33 / 68 ] simplifiying candidate # 1548148912.172 * [enter]simplify: Simplifying (/ 1 a) 1548148912.172 * * [misc]simplify: iters left: 2 (3 enodes) 1548148912.172 * * [misc]simplify: iters left: 1 (5 enodes) 1548148912.173 * [exit]simplify: Simplified to (/ 1 a) 1548148912.173 * [misc]simplify: Simplified (2 2) to (λ (a) (/ (/ (/ 1 (- (acos a))) 1) (/ 1 a))) 1548148912.173 * * * * [misc]progress: [ 34 / 68 ] simplifiying candidate # 1548148912.173 * [enter]simplify: Simplifying (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) 1548148912.173 * * [misc]simplify: iters left: 6 (7 enodes) 1548148912.174 * * [misc]simplify: iters left: 5 (9 enodes) 1548148912.175 * [exit]simplify: Simplified to (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) 1548148912.175 * [misc]simplify: Simplified (2 1) to (λ (a) (/ (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) (/ (/ 1 a) (cbrt (/ 1 (- (acos a))))))) 1548148912.175 * * * * [misc]progress: [ 35 / 68 ] simplifiying candidate # 1548148912.175 * [enter]simplify: Simplifying (sqrt (/ 1 (- (acos a)))) 1548148912.175 * * [misc]simplify: iters left: 6 (6 enodes) 1548148912.176 * * [misc]simplify: iters left: 5 (8 enodes) 1548148912.177 * [exit]simplify: Simplified to (sqrt (/ 1 (- (acos a)))) 1548148912.177 * [misc]simplify: Simplified (2 1) to (λ (a) (/ (sqrt (/ 1 (- (acos a)))) (/ (/ 1 a) (sqrt (/ 1 (- (acos a))))))) 1548148912.177 * * * * [misc]progress: [ 36 / 68 ] simplifiying candidate # 1548148912.177 * * * * [misc]progress: [ 37 / 68 ] simplifiying candidate # 1548148912.177 * * * * [misc]progress: [ 38 / 68 ] simplifiying candidate # 1548148912.177 * * * * [misc]progress: [ 39 / 68 ] simplifiying candidate # 1548148912.177 * * * * [misc]progress: [ 40 / 68 ] simplifiying candidate # 1548148912.177 * * * * [misc]progress: [ 41 / 68 ] simplifiying candidate # 1548148912.177 * [enter]simplify: Simplifying (- 1) 1548148912.177 * * [misc]simplify: iters left: 2 (2 enodes) 1548148912.178 * * [misc]simplify: iters left: 1 (5 enodes) 1548148912.178 * [exit]simplify: Simplified to -1 1548148912.178 * [misc]simplify: Simplified (2 1 2) to (λ (a) (/ (pow (- (acos a)) -1) (/ 1 a))) 1548148912.178 * * * * [misc]progress: [ 42 / 68 ] simplifiying candidate # 1548148912.178 * * * * [misc]progress: [ 43 / 68 ] simplifiying candidate # 1548148912.178 * * * * [misc]progress: [ 44 / 68 ] simplifiying candidate # 1548148912.179 * * * * [misc]progress: [ 45 / 68 ] simplifiying candidate # 1548148912.179 * * * * [misc]progress: [ 46 / 68 ] simplifiying candidate # 1548148912.179 * * * * [misc]progress: [ 47 / 68 ] simplifiying candidate # 1548148912.179 * * * * [misc]progress: [ 48 / 68 ] simplifiying candidate # 1548148912.179 * * * * [misc]progress: [ 49 / 68 ] simplifiying candidate # 1548148912.179 * * * * [misc]progress: [ 50 / 68 ] simplifiying candidate # 1548148912.179 * * * * [misc]progress: [ 51 / 68 ] simplifiying candidate # 1548148912.179 * * * * [misc]progress: [ 52 / 68 ] simplifiying candidate # 1548148912.179 * * * * [misc]progress: [ 53 / 68 ] simplifiying candidate # 1548148912.179 * [enter]simplify: Simplifying (cbrt (- (acos a))) 1548148912.179 * * [misc]simplify: iters left: 4 (4 enodes) 1548148912.179 * [exit]simplify: Simplified to (cbrt (- (acos a))) 1548148912.180 * [misc]simplify: Simplified (2 1 2) to (λ (a) (/ (/ (/ 1 (* (cbrt (- (acos a))) (cbrt (- (acos a))))) (cbrt (- (acos a)))) (/ 1 a))) 1548148912.180 * * * * [misc]progress: [ 54 / 68 ] simplifiying candidate # 1548148912.180 * [enter]simplify: Simplifying (sqrt (- (acos a))) 1548148912.180 * * [misc]simplify: iters left: 4 (4 enodes) 1548148912.180 * [exit]simplify: Simplified to (sqrt (- (acos a))) 1548148912.180 * [misc]simplify: Simplified (2 1 2) to (λ (a) (/ (/ (/ 1 (sqrt (- (acos a)))) (sqrt (- (acos a)))) (/ 1 a))) 1548148912.180 * * * * [misc]progress: [ 55 / 68 ] simplifiying candidate # 1548148912.180 * [enter]simplify: Simplifying (- (acos a)) 1548148912.180 * * [misc]simplify: iters left: 3 (3 enodes) 1548148912.181 * [exit]simplify: Simplified to (- (acos a)) 1548148912.181 * [misc]simplify: Simplified (2 1 2) to (λ (a) (/ (/ (/ 1 1) (- (acos a))) (/ 1 a))) 1548148912.181 * * * * [misc]progress: [ 56 / 68 ] simplifiying candidate # 1548148912.181 * [enter]simplify: Simplifying (acos a) 1548148912.181 * * [misc]simplify: iters left: 1 (2 enodes) 1548148912.182 * [exit]simplify: Simplified to (acos a) 1548148912.182 * [misc]simplify: Simplified (2 1 2) to (λ (a) (/ (/ (/ 1 -1) (acos a)) (/ 1 a))) 1548148912.182 * * * * [misc]progress: [ 57 / 68 ] simplifiying candidate # 1548148912.182 * [enter]simplify: Simplifying (cbrt (acos a)) 1548148912.182 * * [misc]simplify: iters left: 2 (3 enodes) 1548148912.182 * [exit]simplify: Simplified to (cbrt (acos a)) 1548148912.182 * [misc]simplify: Simplified (2 1 2) to (λ (a) (/ (/ (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a))))) (cbrt (acos a))) (/ 1 a))) 1548148912.182 * * * * [misc]progress: [ 58 / 68 ] simplifiying candidate # 1548148912.182 * [enter]simplify: Simplifying (sqrt (acos a)) 1548148912.183 * * [misc]simplify: iters left: 2 (3 enodes) 1548148912.183 * [exit]simplify: Simplified to (sqrt (acos a)) 1548148912.183 * [misc]simplify: Simplified (2 1 2) to (λ (a) (/ (/ (/ 1 (- (sqrt (acos a)))) (sqrt (acos a))) (/ 1 a))) 1548148912.183 * * * * [misc]progress: [ 59 / 68 ] simplifiying candidate # 1548148912.183 * [enter]simplify: Simplifying (acos a) 1548148912.183 * * [misc]simplify: iters left: 1 (2 enodes) 1548148912.183 * [exit]simplify: Simplified to (acos a) 1548148912.183 * [misc]simplify: Simplified (2 1 2) to (λ (a) (/ (/ (/ 1 (- 1)) (acos a)) (/ 1 a))) 1548148912.183 * * * * [misc]progress: [ 60 / 68 ] simplifiying candidate # 1548148912.184 * [enter]simplify: Simplifying (- (cbrt (acos a))) 1548148912.184 * * [misc]simplify: iters left: 4 (4 enodes) 1548148912.184 * [exit]simplify: Simplified to (- (cbrt (acos a))) 1548148912.184 * [misc]simplify: Simplified (2 1 2) to (λ (a) (/ (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (cbrt (acos a)))) (/ 1 a))) 1548148912.184 * * * * [misc]progress: [ 61 / 68 ] simplifiying candidate # 1548148912.184 * [enter]simplify: Simplifying (- (sqrt (acos a))) 1548148912.184 * * [misc]simplify: iters left: 4 (4 enodes) 1548148912.185 * [exit]simplify: Simplified to (- (sqrt (acos a))) 1548148912.185 * [misc]simplify: Simplified (2 1 2) to (λ (a) (/ (/ (/ 1 (sqrt (acos a))) (- (sqrt (acos a)))) (/ 1 a))) 1548148912.185 * * * * [misc]progress: [ 62 / 68 ] simplifiying candidate # 1548148912.185 * [enter]simplify: Simplifying (- (acos a)) 1548148912.185 * * [misc]simplify: iters left: 3 (3 enodes) 1548148912.185 * [exit]simplify: Simplified to (- (acos a)) 1548148912.185 * [misc]simplify: Simplified (2 1 2) to (λ (a) (/ (/ (/ 1 1) (- (acos a))) (/ 1 a))) 1548148912.185 * * * * [misc]progress: [ 63 / 68 ] simplifiying candidate # 1548148912.186 * [enter]simplify: Simplifying (* -1 (/ a (acos a))) 1548148912.186 * * [misc]simplify: iters left: 5 (5 enodes) 1548148912.187 * * [misc]simplify: iters left: 4 (9 enodes) 1548148912.188 * * [misc]simplify: iters left: 3 (14 enodes) 1548148912.189 * * [misc]simplify: iters left: 2 (16 enodes) 1548148912.191 * * [misc]simplify: iters left: 1 (18 enodes) 1548148912.193 * [exit]simplify: Simplified to (/ (- a) (acos a)) 1548148912.193 * [misc]simplify: Simplified (2) to (λ (a) (/ (- a) (acos a))) 1548148912.193 * * * * [misc]progress: [ 64 / 68 ] simplifiying candidate # 1548148912.193 * [enter]simplify: Simplifying (* -1 (/ a (acos a))) 1548148912.193 * * [misc]simplify: iters left: 5 (5 enodes) 1548148912.194 * * [misc]simplify: iters left: 4 (9 enodes) 1548148912.195 * * [misc]simplify: iters left: 3 (14 enodes) 1548148912.196 * * [misc]simplify: iters left: 2 (16 enodes) 1548148912.198 * * [misc]simplify: iters left: 1 (18 enodes) 1548148912.200 * [exit]simplify: Simplified to (/ (- a) (acos a)) 1548148912.200 * [misc]simplify: Simplified (2) to (λ (a) (/ (- a) (acos a))) 1548148912.200 * * * * [misc]progress: [ 65 / 68 ] simplifiying candidate # 1548148912.201 * [enter]simplify: Simplifying (* -1 (/ a (acos a))) 1548148912.201 * * [misc]simplify: iters left: 5 (5 enodes) 1548148912.202 * * [misc]simplify: iters left: 4 (9 enodes) 1548148912.205 * * [misc]simplify: iters left: 3 (14 enodes) 1548148912.208 * * [misc]simplify: iters left: 2 (16 enodes) 1548148912.211 * * [misc]simplify: iters left: 1 (18 enodes) 1548148912.216 * [exit]simplify: Simplified to (/ (- a) (acos a)) 1548148912.216 * [misc]simplify: Simplified (2) to (λ (a) (/ (- a) (acos a))) 1548148912.216 * * * * [misc]progress: [ 66 / 68 ] simplifiying candidate # 1548148912.216 * [enter]simplify: Simplifying (/ -1 (acos a)) 1548148912.216 * * [misc]simplify: iters left: 3 (4 enodes) 1548148912.217 * [exit]simplify: Simplified to (/ -1 (acos a)) 1548148912.217 * [misc]simplify: Simplified (2 1) to (λ (a) (/ (/ -1 (acos a)) (/ 1 a))) 1548148912.217 * * * * [misc]progress: [ 67 / 68 ] simplifiying candidate # 1548148912.218 * [enter]simplify: Simplifying (/ -1 (acos a)) 1548148912.218 * * [misc]simplify: iters left: 3 (4 enodes) 1548148912.219 * [exit]simplify: Simplified to (/ -1 (acos a)) 1548148912.219 * [misc]simplify: Simplified (2 1) to (λ (a) (/ (/ -1 (acos a)) (/ 1 a))) 1548148912.219 * * * * [misc]progress: [ 68 / 68 ] simplifiying candidate # 1548148912.219 * [enter]simplify: Simplifying (/ -1 (acos a)) 1548148912.219 * * [misc]simplify: iters left: 3 (4 enodes) 1548148912.220 * [exit]simplify: Simplified to (/ -1 (acos a)) 1548148912.220 * [misc]simplify: Simplified (2 1) to (λ (a) (/ (/ -1 (acos a)) (/ 1 a))) 1548148912.220 * * * [misc]progress: adding candidates to table 1548148912.614 * [misc]progress: [Phase 3 of 3] Extracting. 1548148912.614 * * [misc]regime: Finding splitpoints for: (# # # # # #) 1548148912.614 * * * [misc]regime-changes: Trying 2 branch expressions: (a (/ a (- (acos a)))) 1548148912.614 * * * * [misc]regimes: Trying to branch on a from (# # # # # #) 1548148912.644 * * * * [misc]regimes: Trying to branch on (/ a (- (acos a))) from (# # # # # #) 1548148912.681 * * * [misc]regime: Found split indices: #