0.001 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.016 * * * [progress]: [2/2] Setting up program. 0.023 * [progress]: [Phase 2 of 3] Improving. 0.023 * * * * [progress]: [ 1 / 1 ] simplifiying candidate # 0.023 * [simplify]: Simplifying (/ 2 (+ (exp x) (exp (- x)))) 0.023 * * [simplify]: iters left: 6 (7 enodes) 0.025 * * [simplify]: iters left: 5 (24 enodes) 0.029 * * [simplify]: iters left: 4 (28 enodes) 0.033 * * [simplify]: iters left: 3 (30 enodes) 0.037 * * [simplify]: Extracting #0: cost 1 inf + 0 0.037 * * [simplify]: Extracting #1: cost 4 inf + 0 0.037 * * [simplify]: Extracting #2: cost 6 inf + 1 0.037 * * [simplify]: Extracting #3: cost 11 inf + 1 0.037 * * [simplify]: Extracting #4: cost 9 inf + 44 0.037 * * [simplify]: Extracting #5: cost 3 inf + 670 0.038 * * [simplify]: Extracting #6: cost 1 inf + 1153 0.038 * * [simplify]: Extracting #7: cost 0 inf + 1415 0.038 * [simplify]: Simplified to (/ 2 (+ (exp x) (exp (- x)))) 0.038 * [simplify]: Simplified (2) to (λ (x) (/ 2 (+ (exp x) (exp (- x))))) 0.040 * * [progress]: iteration 1 / 4 0.040 * * * [progress]: picking best candidate 0.042 * * * * [pick]: Picked # 0.042 * * * [progress]: localizing error 0.054 * * * [progress]: generating rewritten candidates 0.054 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2) 0.065 * * * [progress]: generating series expansions 0.065 * * * * [progress]: [ 1 / 1 ] generating series at (2 2) 0.065 * [backup-simplify]: Simplify (+ (exp x) (exp (- x))) into (+ (exp x) (exp (- x))) 0.065 * [approximate]: Taking taylor expansion of (+ (exp x) (exp (- x))) in (x) around 0 0.065 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 0.065 * [taylor]: Taking taylor expansion of (exp x) in x 0.065 * [taylor]: Taking taylor expansion of x in x 0.066 * [backup-simplify]: Simplify 0 into 0 0.066 * [backup-simplify]: Simplify 1 into 1 0.066 * [backup-simplify]: Simplify (exp 0) into 1 0.066 * [taylor]: Taking taylor expansion of (exp (- x)) in x 0.066 * [taylor]: Taking taylor expansion of (- x) in x 0.066 * [taylor]: Taking taylor expansion of x in x 0.066 * [backup-simplify]: Simplify 0 into 0 0.066 * [backup-simplify]: Simplify 1 into 1 0.066 * [backup-simplify]: Simplify (- 0) into 0 0.066 * [backup-simplify]: Simplify (- 1) into -1 0.066 * [backup-simplify]: Simplify (exp 0) into 1 0.066 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 0.066 * [taylor]: Taking taylor expansion of (exp x) in x 0.066 * [taylor]: Taking taylor expansion of x in x 0.066 * [backup-simplify]: Simplify 0 into 0 0.066 * [backup-simplify]: Simplify 1 into 1 0.066 * [backup-simplify]: Simplify (exp 0) into 1 0.066 * [taylor]: Taking taylor expansion of (exp (- x)) in x 0.067 * [taylor]: Taking taylor expansion of (- x) in x 0.067 * [taylor]: Taking taylor expansion of x in x 0.067 * [backup-simplify]: Simplify 0 into 0 0.067 * [backup-simplify]: Simplify 1 into 1 0.067 * [backup-simplify]: Simplify (- 0) into 0 0.067 * [backup-simplify]: Simplify (- 1) into -1 0.067 * [backup-simplify]: Simplify (exp 0) into 1 0.067 * [backup-simplify]: Simplify (+ 1 1) into 2 0.067 * [backup-simplify]: Simplify 2 into 2 0.068 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 0.068 * [backup-simplify]: Simplify (- 1) into -1 0.069 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 1) 1)))) into -1 0.069 * [backup-simplify]: Simplify (+ 1 -1) into 0 0.069 * [backup-simplify]: Simplify 0 into 0 0.070 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 0.070 * [backup-simplify]: Simplify (- 1) into -1 0.071 * [backup-simplify]: Simplify (- 0) into 0 0.072 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 0.072 * [backup-simplify]: Simplify (+ 1/2 1/2) into 1 0.072 * [backup-simplify]: Simplify 1 into 1 0.073 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 3) 6)) (* (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 1/6 0.073 * [backup-simplify]: Simplify (- 1) into -1 0.074 * [backup-simplify]: Simplify (- 1) into -1 0.074 * [backup-simplify]: Simplify (- 0) into 0 0.074 * [backup-simplify]: Simplify (- 0) into 0 0.075 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 3) 6)) (* (/ (pow -1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into -1/6 0.076 * [backup-simplify]: Simplify (+ 1/6 -1/6) into 0 0.076 * [backup-simplify]: Simplify 0 into 0 0.078 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 4) 24)) (* (/ (pow 1 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 1/24 0.078 * [backup-simplify]: Simplify (- 1) into -1 0.078 * [backup-simplify]: Simplify (- 1) into -1 0.079 * [backup-simplify]: Simplify (- 0) into 0 0.079 * [backup-simplify]: Simplify (- 1) into -1 0.079 * [backup-simplify]: Simplify (- 0) into 0 0.079 * [backup-simplify]: Simplify (- 0) into 0 0.080 * [backup-simplify]: Simplify (- 0) into 0 0.082 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 4) 24)) (* (/ (pow -1 2) 2) (/ (pow 0 1) 1)) (* (/ (pow -1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 1/24 0.082 * [backup-simplify]: Simplify (+ 1/24 1/24) into 1/12 0.082 * [backup-simplify]: Simplify 1/12 into 1/12 0.082 * [backup-simplify]: Simplify (+ (* 1/12 (pow x 4)) (+ (* 1 (pow x 2)) 2)) into (+ (pow x 2) (+ (* 1/12 (pow x 4)) 2)) 0.082 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) into (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 0.083 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in (x) around 0 0.083 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 0.083 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.083 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.083 * [taylor]: Taking taylor expansion of x in x 0.083 * [backup-simplify]: Simplify 0 into 0 0.083 * [backup-simplify]: Simplify 1 into 1 0.083 * [backup-simplify]: Simplify (/ 1 1) into 1 0.083 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x)) 0.083 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 0.083 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 0.083 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.083 * [taylor]: Taking taylor expansion of x in x 0.083 * [backup-simplify]: Simplify 0 into 0 0.083 * [backup-simplify]: Simplify 1 into 1 0.083 * [backup-simplify]: Simplify (/ 1 1) into 1 0.083 * [backup-simplify]: Simplify (- 1) into -1 0.084 * [backup-simplify]: Simplify (exp (- (/ 1 x))) into (exp (- (/ 1 x))) 0.084 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 0.084 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.084 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.084 * [taylor]: Taking taylor expansion of x in x 0.084 * [backup-simplify]: Simplify 0 into 0 0.084 * [backup-simplify]: Simplify 1 into 1 0.084 * [backup-simplify]: Simplify (/ 1 1) into 1 0.084 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x)) 0.084 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 0.084 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 0.084 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.084 * [taylor]: Taking taylor expansion of x in x 0.084 * [backup-simplify]: Simplify 0 into 0 0.084 * [backup-simplify]: Simplify 1 into 1 0.084 * [backup-simplify]: Simplify (/ 1 1) into 1 0.084 * [backup-simplify]: Simplify (- 1) into -1 0.085 * [backup-simplify]: Simplify (exp (- (/ 1 x))) into (exp (- (/ 1 x))) 0.085 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) into (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 0.085 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) into (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 0.085 * [backup-simplify]: Simplify (+ 0 0) into 0 0.085 * [backup-simplify]: Simplify 0 into 0 0.085 * [backup-simplify]: Simplify (+ 0 0) into 0 0.085 * [backup-simplify]: Simplify 0 into 0 0.086 * [backup-simplify]: Simplify (+ 0 0) into 0 0.086 * [backup-simplify]: Simplify 0 into 0 0.086 * [backup-simplify]: Simplify (+ 0 0) into 0 0.086 * [backup-simplify]: Simplify 0 into 0 0.086 * [backup-simplify]: Simplify (+ 0 0) into 0 0.086 * [backup-simplify]: Simplify 0 into 0 0.086 * [backup-simplify]: Simplify (+ 0 0) into 0 0.086 * [backup-simplify]: Simplify 0 into 0 0.087 * [backup-simplify]: Simplify (+ (exp (/ 1 (/ 1 x))) (exp (- (/ 1 (/ 1 x))))) into (+ (exp x) (exp (- x))) 0.087 * [backup-simplify]: Simplify (+ (exp (/ 1 (- x))) (exp (- (/ 1 (- x))))) into (+ (exp (/ 1 x)) (exp (/ -1 x))) 0.087 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in (x) around 0 0.087 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.087 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.087 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.087 * [taylor]: Taking taylor expansion of x in x 0.087 * [backup-simplify]: Simplify 0 into 0 0.087 * [backup-simplify]: Simplify 1 into 1 0.087 * [backup-simplify]: Simplify (/ 1 1) into 1 0.087 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x)) 0.088 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.088 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.088 * [taylor]: Taking taylor expansion of -1 in x 0.088 * [backup-simplify]: Simplify -1 into -1 0.088 * [taylor]: Taking taylor expansion of x in x 0.088 * [backup-simplify]: Simplify 0 into 0 0.088 * [backup-simplify]: Simplify 1 into 1 0.088 * [backup-simplify]: Simplify (/ -1 1) into -1 0.088 * [backup-simplify]: Simplify (exp (/ -1 x)) into (exp (/ -1 x)) 0.088 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.088 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.088 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.088 * [taylor]: Taking taylor expansion of x in x 0.088 * [backup-simplify]: Simplify 0 into 0 0.088 * [backup-simplify]: Simplify 1 into 1 0.088 * [backup-simplify]: Simplify (/ 1 1) into 1 0.088 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x)) 0.088 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.088 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.088 * [taylor]: Taking taylor expansion of -1 in x 0.088 * [backup-simplify]: Simplify -1 into -1 0.088 * [taylor]: Taking taylor expansion of x in x 0.089 * [backup-simplify]: Simplify 0 into 0 0.089 * [backup-simplify]: Simplify 1 into 1 0.089 * [backup-simplify]: Simplify (/ -1 1) into -1 0.089 * [backup-simplify]: Simplify (exp (/ -1 x)) into (exp (/ -1 x)) 0.089 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (/ -1 x))) into (+ (exp (/ 1 x)) (exp (/ -1 x))) 0.089 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (/ -1 x))) into (+ (exp (/ 1 x)) (exp (/ -1 x))) 0.089 * [backup-simplify]: Simplify (+ 0 0) into 0 0.089 * [backup-simplify]: Simplify 0 into 0 0.090 * [backup-simplify]: Simplify (+ 0 0) into 0 0.090 * [backup-simplify]: Simplify 0 into 0 0.090 * [backup-simplify]: Simplify (+ 0 0) into 0 0.090 * [backup-simplify]: Simplify 0 into 0 0.090 * [backup-simplify]: Simplify (+ 0 0) into 0 0.090 * [backup-simplify]: Simplify 0 into 0 0.090 * [backup-simplify]: Simplify (+ 0 0) into 0 0.090 * [backup-simplify]: Simplify 0 into 0 0.091 * [backup-simplify]: Simplify (+ 0 0) into 0 0.091 * [backup-simplify]: Simplify 0 into 0 0.091 * [backup-simplify]: Simplify (+ (exp (/ 1 (/ 1 (- x)))) (exp (/ -1 (/ 1 (- x))))) into (+ (exp (* -1 x)) (exp x)) 0.091 * * * [progress]: simplifying candidates 0.091 * * * * [progress]: [ 1 / 21 ] simplifiying candidate # 0.091 * * * * [progress]: [ 2 / 21 ] simplifiying candidate # 0.091 * * * * [progress]: [ 3 / 21 ] simplifiying candidate # 0.091 * [simplify]: Simplifying (* (cbrt (exp x)) (cbrt (exp x))) 0.091 * * [simplify]: iters left: 4 (4 enodes) 0.092 * * [simplify]: iters left: 3 (12 enodes) 0.094 * * [simplify]: Extracting #0: cost 1 inf + 0 0.094 * * [simplify]: Extracting #1: cost 3 inf + 0 0.094 * * [simplify]: Extracting #2: cost 5 inf + 0 0.094 * * [simplify]: Extracting #3: cost 7 inf + 0 0.094 * * [simplify]: Extracting #4: cost 6 inf + 1 0.094 * * [simplify]: Extracting #5: cost 0 inf + 827 0.094 * [simplify]: Simplified to (* (cbrt (exp x)) (cbrt (exp x))) 0.094 * [simplify]: Simplified (2 2 1) to (λ (x) (/ 2 (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (exp (- x))))) 0.094 * * * * [progress]: [ 4 / 21 ] simplifiying candidate # 0.094 * [simplify]: Simplifying (sqrt (exp x)) 0.094 * * [simplify]: iters left: 2 (3 enodes) 0.095 * * [simplify]: iters left: 1 (9 enodes) 0.096 * * [simplify]: Extracting #0: cost 1 inf + 0 0.096 * * [simplify]: Extracting #1: cost 3 inf + 0 0.096 * * [simplify]: Extracting #2: cost 5 inf + 0 0.096 * * [simplify]: Extracting #3: cost 4 inf + 1 0.096 * * [simplify]: Extracting #4: cost 0 inf + 365 0.096 * [simplify]: Simplified to (sqrt (exp x)) 0.096 * [simplify]: Simplified (2 2 1) to (λ (x) (/ 2 (fma (sqrt (exp x)) (sqrt (exp x)) (exp (- x))))) 0.096 * * * * [progress]: [ 5 / 21 ] simplifiying candidate # 0.096 * * * * [progress]: [ 6 / 21 ] simplifiying candidate # 0.096 * [simplify]: Simplifying (* (exp (exp x)) (exp (exp (- x)))) 0.096 * * [simplify]: iters left: 6 (7 enodes) 0.101 * * [simplify]: iters left: 5 (26 enodes) 0.105 * * [simplify]: iters left: 4 (34 enodes) 0.109 * * [simplify]: iters left: 3 (36 enodes) 0.114 * * [simplify]: Extracting #0: cost 1 inf + 0 0.115 * * [simplify]: Extracting #1: cost 5 inf + 0 0.115 * * [simplify]: Extracting #2: cost 10 inf + 0 0.115 * * [simplify]: Extracting #3: cost 15 inf + 0 0.115 * * [simplify]: Extracting #4: cost 14 inf + 2 0.115 * * [simplify]: Extracting #5: cost 10 inf + 226 0.115 * * [simplify]: Extracting #6: cost 4 inf + 1242 0.115 * * [simplify]: Extracting #7: cost 1 inf + 1825 0.116 * * [simplify]: Extracting #8: cost 0 inf + 2116 0.116 * [simplify]: Simplified to (exp (+ (exp x) (exp (- x)))) 0.116 * [simplify]: Simplified (2 2 1) to (λ (x) (/ 2 (log (exp (+ (exp x) (exp (- x))))))) 0.116 * * * * [progress]: [ 7 / 21 ] simplifiying candidate # 0.116 * * * * [progress]: [ 8 / 21 ] simplifiying candidate # 0.116 * * * * [progress]: [ 9 / 21 ] simplifiying candidate # 0.116 * * * * [progress]: [ 10 / 21 ] simplifiying candidate # 0.116 * * * * [progress]: [ 11 / 21 ] simplifiying candidate # 0.116 * * * * [progress]: [ 12 / 21 ] simplifiying candidate # 0.116 * * * * [progress]: [ 13 / 21 ] simplifiying candidate # 0.116 * * * * [progress]: [ 14 / 21 ] simplifiying candidate # 0.116 * * * * [progress]: [ 15 / 21 ] simplifiying candidate # 0.116 * * * * [progress]: [ 16 / 21 ] simplifiying candidate # 0.116 * [simplify]: Simplifying (+ (exp x) (exp (- x))) 0.116 * * [simplify]: iters left: 5 (5 enodes) 0.117 * * [simplify]: iters left: 4 (18 enodes) 0.120 * * [simplify]: iters left: 3 (22 enodes) 0.124 * * [simplify]: iters left: 2 (24 enodes) 0.127 * * [simplify]: Extracting #0: cost 1 inf + 0 0.127 * * [simplify]: Extracting #1: cost 4 inf + 0 0.127 * * [simplify]: Extracting #2: cost 9 inf + 0 0.127 * * [simplify]: Extracting #3: cost 8 inf + 2 0.127 * * [simplify]: Extracting #4: cost 0 inf + 890 0.127 * [simplify]: Simplified to (+ (exp x) (exp (- x))) 0.127 * [simplify]: Simplified (2 2 2) to (λ (x) (/ 2 (* 1 (+ (exp x) (exp (- x)))))) 0.127 * * * * [progress]: [ 17 / 21 ] simplifiying candidate #real (real->posit16 (+ (exp x) (exp (- x)))))))> 0.127 * * * * [progress]: [ 18 / 21 ] simplifiying candidate # 0.127 * * * * [progress]: [ 19 / 21 ] simplifiying candidate # 0.128 * [simplify]: Simplifying (+ (pow x 2) (+ (* 1/12 (pow x 4)) 2)) 0.128 * * [simplify]: iters left: 6 (9 enodes) 0.131 * * [simplify]: iters left: 5 (41 enodes) 0.138 * * [simplify]: iters left: 4 (60 enodes) 0.147 * * [simplify]: iters left: 3 (72 enodes) 0.156 * * [simplify]: Extracting #0: cost 1 inf + 0 0.156 * * [simplify]: Extracting #1: cost 11 inf + 0 0.156 * * [simplify]: Extracting #2: cost 15 inf + 3 0.156 * * [simplify]: Extracting #3: cost 9 inf + 362 0.157 * * [simplify]: Extracting #4: cost 0 inf + 1512 0.158 * [simplify]: Simplified to (+ (fma (* (* x x) (* x x)) 1/12 2) (* x x)) 0.158 * [simplify]: Simplified (2 2) to (λ (x) (/ 2 (+ (fma (* (* x x) (* x x)) 1/12 2) (* x x)))) 0.158 * * * * [progress]: [ 20 / 21 ] simplifiying candidate # 0.158 * [simplify]: Simplifying (+ (exp x) (exp (- x))) 0.158 * * [simplify]: iters left: 5 (5 enodes) 0.160 * * [simplify]: iters left: 4 (18 enodes) 0.166 * * [simplify]: iters left: 3 (22 enodes) 0.172 * * [simplify]: iters left: 2 (24 enodes) 0.179 * * [simplify]: Extracting #0: cost 1 inf + 0 0.179 * * [simplify]: Extracting #1: cost 4 inf + 0 0.179 * * [simplify]: Extracting #2: cost 9 inf + 0 0.179 * * [simplify]: Extracting #3: cost 8 inf + 2 0.179 * * [simplify]: Extracting #4: cost 0 inf + 890 0.179 * [simplify]: Simplified to (+ (exp x) (exp (- x))) 0.179 * [simplify]: Simplified (2 2) to (λ (x) (/ 2 (+ (exp x) (exp (- x))))) 0.179 * * * * [progress]: [ 21 / 21 ] simplifiying candidate # 0.180 * [simplify]: Simplifying (+ (exp (* -1 x)) (exp x)) 0.180 * * [simplify]: iters left: 5 (6 enodes) 0.183 * * [simplify]: iters left: 4 (23 enodes) 0.190 * * [simplify]: iters left: 3 (32 enodes) 0.203 * * [simplify]: iters left: 2 (48 enodes) 0.218 * * [simplify]: iters left: 1 (78 enodes) 0.244 * * [simplify]: Extracting #0: cost 1 inf + 0 0.244 * * [simplify]: Extracting #1: cost 5 inf + 0 0.244 * * [simplify]: Extracting #2: cost 25 inf + 0 0.244 * * [simplify]: Extracting #3: cost 46 inf + 3 0.244 * * [simplify]: Extracting #4: cost 36 inf + 1121 0.245 * * [simplify]: Extracting #5: cost 14 inf + 4757 0.246 * * [simplify]: Extracting #6: cost 0 inf + 10384 0.247 * * [simplify]: Extracting #7: cost 0 inf + 10142 0.248 * [simplify]: Simplified to (+ (exp (- x)) (exp x)) 0.248 * [simplify]: Simplified (2 2) to (λ (x) (/ 2 (+ (exp (- x)) (exp x)))) 0.248 * * * [progress]: adding candidates to table 0.410 * * [progress]: iteration 2 / 4 0.411 * * * [progress]: picking best candidate 0.416 * * * * [pick]: Picked # 0.416 * * * [progress]: localizing error 0.441 * * * [progress]: generating rewritten candidates 0.441 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2 1) 0.452 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2 1 1) 0.464 * * * [progress]: generating series expansions 0.465 * * * * [progress]: [ 1 / 2 ] generating series at (2 2 1) 0.465 * [backup-simplify]: Simplify (log (+ (exp x) (exp (- x)))) into (log (+ (exp x) (exp (- x)))) 0.465 * [approximate]: Taking taylor expansion of (log (+ (exp x) (exp (- x)))) in (x) around 0 0.465 * [taylor]: Taking taylor expansion of (log (+ (exp x) (exp (- x)))) in x 0.465 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 0.465 * [taylor]: Taking taylor expansion of (exp x) in x 0.465 * [taylor]: Taking taylor expansion of x in x 0.465 * [backup-simplify]: Simplify 0 into 0 0.465 * [backup-simplify]: Simplify 1 into 1 0.465 * [backup-simplify]: Simplify (exp 0) into 1 0.465 * [taylor]: Taking taylor expansion of (exp (- x)) in x 0.465 * [taylor]: Taking taylor expansion of (- x) in x 0.465 * [taylor]: Taking taylor expansion of x in x 0.465 * [backup-simplify]: Simplify 0 into 0 0.465 * [backup-simplify]: Simplify 1 into 1 0.466 * [backup-simplify]: Simplify (- 0) into 0 0.466 * [backup-simplify]: Simplify (- 1) into -1 0.466 * [backup-simplify]: Simplify (exp 0) into 1 0.467 * [backup-simplify]: Simplify (+ 1 1) into 2 0.467 * [backup-simplify]: Simplify (log 2) into (log 2) 0.467 * [taylor]: Taking taylor expansion of (log (+ (exp x) (exp (- x)))) in x 0.467 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 0.467 * [taylor]: Taking taylor expansion of (exp x) in x 0.467 * [taylor]: Taking taylor expansion of x in x 0.467 * [backup-simplify]: Simplify 0 into 0 0.467 * [backup-simplify]: Simplify 1 into 1 0.467 * [backup-simplify]: Simplify (exp 0) into 1 0.467 * [taylor]: Taking taylor expansion of (exp (- x)) in x 0.467 * [taylor]: Taking taylor expansion of (- x) in x 0.467 * [taylor]: Taking taylor expansion of x in x 0.467 * [backup-simplify]: Simplify 0 into 0 0.467 * [backup-simplify]: Simplify 1 into 1 0.468 * [backup-simplify]: Simplify (- 0) into 0 0.468 * [backup-simplify]: Simplify (- 1) into -1 0.468 * [backup-simplify]: Simplify (exp 0) into 1 0.468 * [backup-simplify]: Simplify (+ 1 1) into 2 0.469 * [backup-simplify]: Simplify (log 2) into (log 2) 0.469 * [backup-simplify]: Simplify (log 2) into (log 2) 0.471 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 0.471 * [backup-simplify]: Simplify (- 1) into -1 0.472 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 1) 1)))) into -1 0.472 * [backup-simplify]: Simplify (+ 1 -1) into 0 0.474 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 2 1)))) 1) into 0 0.474 * [backup-simplify]: Simplify 0 into 0 0.476 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 0.477 * [backup-simplify]: Simplify (- 1) into -1 0.477 * [backup-simplify]: Simplify (- 0) into 0 0.479 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 0.479 * [backup-simplify]: Simplify (+ 1/2 1/2) into 1 0.482 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow 2 2))) (* 1 (/ (* 1 (pow (* 2 1) 1)) (pow 2 1)))) 2) into 1/2 0.482 * [backup-simplify]: Simplify 1/2 into 1/2 0.485 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 3) 6)) (* (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 1/6 0.485 * [backup-simplify]: Simplify (- 1) into -1 0.485 * [backup-simplify]: Simplify (- 1) into -1 0.486 * [backup-simplify]: Simplify (- 0) into 0 0.486 * [backup-simplify]: Simplify (- 0) into 0 0.489 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 3) 6)) (* (/ (pow -1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into -1/6 0.489 * [backup-simplify]: Simplify (+ 1/6 -1/6) into 0 0.495 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow 2 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 1) 1)) (pow 2 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow 2 1)))) 6) into 0 0.495 * [backup-simplify]: Simplify 0 into 0 0.499 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 4) 24)) (* (/ (pow 1 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 1/24 0.500 * [backup-simplify]: Simplify (- 1) into -1 0.500 * [backup-simplify]: Simplify (- 1) into -1 0.501 * [backup-simplify]: Simplify (- 0) into 0 0.501 * [backup-simplify]: Simplify (- 1) into -1 0.501 * [backup-simplify]: Simplify (- 0) into 0 0.502 * [backup-simplify]: Simplify (- 0) into 0 0.502 * [backup-simplify]: Simplify (- 0) into 0 0.506 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 4) 24)) (* (/ (pow -1 2) 2) (/ (pow 0 1) 1)) (* (/ (pow -1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 1/24 0.507 * [backup-simplify]: Simplify (+ 1/24 1/24) into 1/12 0.519 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow 2 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 1) 1)) (pow 2 3))) (* -3 (/ (* 1 (pow (* 2 1) 2)) (pow 2 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow 2 2))) (* 1 (/ (* 1 1 1 (pow (* 24 1/12) 1)) (pow 2 1)))) 24) into -1/12 0.519 * [backup-simplify]: Simplify -1/12 into -1/12 0.520 * [backup-simplify]: Simplify (+ (* -1/12 (pow x 4)) (+ (* 1/2 (pow x 2)) (log 2))) into (- (+ (log 2) (* 1/2 (pow x 2))) (* 1/12 (pow x 4))) 0.520 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) into (log (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) 0.520 * [approximate]: Taking taylor expansion of (log (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in (x) around 0 0.520 * [taylor]: Taking taylor expansion of (log (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x 0.520 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 0.520 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.520 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.520 * [taylor]: Taking taylor expansion of x in x 0.520 * [backup-simplify]: Simplify 0 into 0 0.520 * [backup-simplify]: Simplify 1 into 1 0.521 * [backup-simplify]: Simplify (/ 1 1) into 1 0.521 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x)) 0.521 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 0.521 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 0.521 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.521 * [taylor]: Taking taylor expansion of x in x 0.521 * [backup-simplify]: Simplify 0 into 0 0.521 * [backup-simplify]: Simplify 1 into 1 0.521 * [backup-simplify]: Simplify (/ 1 1) into 1 0.522 * [backup-simplify]: Simplify (- 1) into -1 0.522 * [backup-simplify]: Simplify (exp (- (/ 1 x))) into (exp (- (/ 1 x))) 0.522 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) into (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 0.522 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) into (log (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) 0.522 * [taylor]: Taking taylor expansion of (log (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x 0.522 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 0.522 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.522 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.522 * [taylor]: Taking taylor expansion of x in x 0.522 * [backup-simplify]: Simplify 0 into 0 0.522 * [backup-simplify]: Simplify 1 into 1 0.523 * [backup-simplify]: Simplify (/ 1 1) into 1 0.523 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x)) 0.523 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 0.523 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 0.523 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.523 * [taylor]: Taking taylor expansion of x in x 0.523 * [backup-simplify]: Simplify 0 into 0 0.523 * [backup-simplify]: Simplify 1 into 1 0.523 * [backup-simplify]: Simplify (/ 1 1) into 1 0.524 * [backup-simplify]: Simplify (- 1) into -1 0.524 * [backup-simplify]: Simplify (exp (- (/ 1 x))) into (exp (- (/ 1 x))) 0.524 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) into (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 0.524 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) into (log (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) 0.524 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) into (log (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) 0.525 * [backup-simplify]: Simplify (+ 0 0) into 0 0.526 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 1)))) 1) into 0 0.526 * [backup-simplify]: Simplify 0 into 0 0.526 * [backup-simplify]: Simplify (+ 0 0) into 0 0.528 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 1)))) 2) into 0 0.528 * [backup-simplify]: Simplify 0 into 0 0.528 * [backup-simplify]: Simplify (+ 0 0) into 0 0.532 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 1)))) 6) into 0 0.532 * [backup-simplify]: Simplify 0 into 0 0.532 * [backup-simplify]: Simplify (+ 0 0) into 0 0.538 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 1)))) 24) into 0 0.538 * [backup-simplify]: Simplify 0 into 0 0.538 * [backup-simplify]: Simplify (+ 0 0) into 0 0.544 * [backup-simplify]: Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 1)))) 120) into 0 0.544 * [backup-simplify]: Simplify 0 into 0 0.545 * [backup-simplify]: Simplify (+ 0 0) into 0 0.552 * [backup-simplify]: Simplify (/ (+ (* -120 (/ (* (pow (* 1 0) 6)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 6))) (* 360 (/ (* (pow (* 1 0) 4) (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 5))) (* -270 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 2)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 4))) (* -120 (/ (* (pow (* 1 0) 3) 1 (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 3))) (* 120 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 3))) (* 30 (/ (* (pow (* 1 0) 2) 1 1 (pow (* 24 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2))) (* -6 (/ (* (pow (* 1 0) 1) 1 1 1 (pow (* 120 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 1)))) 720) into 0 0.552 * [backup-simplify]: Simplify 0 into 0 0.552 * [backup-simplify]: Simplify (log (+ (exp (/ 1 (/ 1 x))) (exp (- (/ 1 (/ 1 x)))))) into (log (+ (exp x) (exp (- x)))) 0.552 * [backup-simplify]: Simplify (log (+ (exp (/ 1 (- x))) (exp (- (/ 1 (- x)))))) into (log (+ (exp (/ 1 x)) (exp (/ -1 x)))) 0.552 * [approximate]: Taking taylor expansion of (log (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0 0.552 * [taylor]: Taking taylor expansion of (log (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.552 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.552 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.552 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.552 * [taylor]: Taking taylor expansion of x in x 0.552 * [backup-simplify]: Simplify 0 into 0 0.552 * [backup-simplify]: Simplify 1 into 1 0.552 * [backup-simplify]: Simplify (/ 1 1) into 1 0.553 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x)) 0.553 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.553 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.553 * [taylor]: Taking taylor expansion of -1 in x 0.553 * [backup-simplify]: Simplify -1 into -1 0.553 * [taylor]: Taking taylor expansion of x in x 0.553 * [backup-simplify]: Simplify 0 into 0 0.553 * [backup-simplify]: Simplify 1 into 1 0.553 * [backup-simplify]: Simplify (/ -1 1) into -1 0.553 * [backup-simplify]: Simplify (exp (/ -1 x)) into (exp (/ -1 x)) 0.553 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (/ -1 x))) into (+ (exp (/ 1 x)) (exp (/ -1 x))) 0.553 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) (exp (/ -1 x)))) into (log (+ (exp (/ 1 x)) (exp (/ -1 x)))) 0.553 * [taylor]: Taking taylor expansion of (log (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x 0.553 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.553 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.553 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.553 * [taylor]: Taking taylor expansion of x in x 0.553 * [backup-simplify]: Simplify 0 into 0 0.553 * [backup-simplify]: Simplify 1 into 1 0.553 * [backup-simplify]: Simplify (/ 1 1) into 1 0.554 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x)) 0.554 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.554 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.554 * [taylor]: Taking taylor expansion of -1 in x 0.554 * [backup-simplify]: Simplify -1 into -1 0.554 * [taylor]: Taking taylor expansion of x in x 0.554 * [backup-simplify]: Simplify 0 into 0 0.554 * [backup-simplify]: Simplify 1 into 1 0.554 * [backup-simplify]: Simplify (/ -1 1) into -1 0.554 * [backup-simplify]: Simplify (exp (/ -1 x)) into (exp (/ -1 x)) 0.554 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (/ -1 x))) into (+ (exp (/ 1 x)) (exp (/ -1 x))) 0.554 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) (exp (/ -1 x)))) into (log (+ (exp (/ 1 x)) (exp (/ -1 x)))) 0.554 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) (exp (/ -1 x)))) into (log (+ (exp (/ 1 x)) (exp (/ -1 x)))) 0.554 * [backup-simplify]: Simplify (+ 0 0) into 0 0.555 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 1)))) 1) into 0 0.555 * [backup-simplify]: Simplify 0 into 0 0.555 * [backup-simplify]: Simplify (+ 0 0) into 0 0.556 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 1)))) 2) into 0 0.556 * [backup-simplify]: Simplify 0 into 0 0.557 * [backup-simplify]: Simplify (+ 0 0) into 0 0.558 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 1)))) 6) into 0 0.558 * [backup-simplify]: Simplify 0 into 0 0.558 * [backup-simplify]: Simplify (+ 0 0) into 0 0.561 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 1)))) 24) into 0 0.561 * [backup-simplify]: Simplify 0 into 0 0.562 * [backup-simplify]: Simplify (+ 0 0) into 0 0.568 * [backup-simplify]: Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 1)))) 120) into 0 0.568 * [backup-simplify]: Simplify 0 into 0 0.569 * [backup-simplify]: Simplify (+ 0 0) into 0 0.576 * [backup-simplify]: Simplify (/ (+ (* -120 (/ (* (pow (* 1 0) 6)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 6))) (* 360 (/ (* (pow (* 1 0) 4) (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 5))) (* -270 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 2)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 4))) (* -120 (/ (* (pow (* 1 0) 3) 1 (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 3))) (* 120 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 3))) (* 30 (/ (* (pow (* 1 0) 2) 1 1 (pow (* 24 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 2))) (* -6 (/ (* (pow (* 1 0) 1) 1 1 1 (pow (* 120 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (exp (/ 1 x)) (exp (/ -1 x))) 1)))) 720) into 0 0.576 * [backup-simplify]: Simplify 0 into 0 0.576 * [backup-simplify]: Simplify (log (+ (exp (/ 1 (/ 1 (- x)))) (exp (/ -1 (/ 1 (- x)))))) into (log (+ (exp (* -1 x)) (exp x))) 0.576 * * * * [progress]: [ 2 / 2 ] generating series at (2 2 1 1) 0.576 * [backup-simplify]: Simplify (+ (exp x) (exp (- x))) into (+ (exp x) (exp (- x))) 0.576 * [approximate]: Taking taylor expansion of (+ (exp x) (exp (- x))) in (x) around 0 0.576 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 0.576 * [taylor]: Taking taylor expansion of (exp x) in x 0.576 * [taylor]: Taking taylor expansion of x in x 0.576 * [backup-simplify]: Simplify 0 into 0 0.576 * [backup-simplify]: Simplify 1 into 1 0.576 * [backup-simplify]: Simplify (exp 0) into 1 0.576 * [taylor]: Taking taylor expansion of (exp (- x)) in x 0.576 * [taylor]: Taking taylor expansion of (- x) in x 0.576 * [taylor]: Taking taylor expansion of x in x 0.576 * [backup-simplify]: Simplify 0 into 0 0.576 * [backup-simplify]: Simplify 1 into 1 0.577 * [backup-simplify]: Simplify (- 0) into 0 0.577 * [backup-simplify]: Simplify (- 1) into -1 0.577 * [backup-simplify]: Simplify (exp 0) into 1 0.577 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 0.577 * [taylor]: Taking taylor expansion of (exp x) in x 0.577 * [taylor]: Taking taylor expansion of x in x 0.577 * [backup-simplify]: Simplify 0 into 0 0.577 * [backup-simplify]: Simplify 1 into 1 0.577 * [backup-simplify]: Simplify (exp 0) into 1 0.577 * [taylor]: Taking taylor expansion of (exp (- x)) in x 0.577 * [taylor]: Taking taylor expansion of (- x) in x 0.577 * [taylor]: Taking taylor expansion of x in x 0.577 * [backup-simplify]: Simplify 0 into 0 0.577 * [backup-simplify]: Simplify 1 into 1 0.577 * [backup-simplify]: Simplify (- 0) into 0 0.577 * [backup-simplify]: Simplify (- 1) into -1 0.577 * [backup-simplify]: Simplify (exp 0) into 1 0.578 * [backup-simplify]: Simplify (+ 1 1) into 2 0.578 * [backup-simplify]: Simplify 2 into 2 0.578 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 0.579 * [backup-simplify]: Simplify (- 1) into -1 0.579 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 1) 1)))) into -1 0.579 * [backup-simplify]: Simplify (+ 1 -1) into 0 0.579 * [backup-simplify]: Simplify 0 into 0 0.580 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 0.581 * [backup-simplify]: Simplify (- 1) into -1 0.581 * [backup-simplify]: Simplify (- 0) into 0 0.582 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 0.582 * [backup-simplify]: Simplify (+ 1/2 1/2) into 1 0.582 * [backup-simplify]: Simplify 1 into 1 0.583 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 3) 6)) (* (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 1/6 0.584 * [backup-simplify]: Simplify (- 1) into -1 0.584 * [backup-simplify]: Simplify (- 1) into -1 0.584 * [backup-simplify]: Simplify (- 0) into 0 0.584 * [backup-simplify]: Simplify (- 0) into 0 0.586 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 3) 6)) (* (/ (pow -1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into -1/6 0.586 * [backup-simplify]: Simplify (+ 1/6 -1/6) into 0 0.586 * [backup-simplify]: Simplify 0 into 0 0.589 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 4) 24)) (* (/ (pow 1 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 1/24 0.589 * [backup-simplify]: Simplify (- 1) into -1 0.589 * [backup-simplify]: Simplify (- 1) into -1 0.590 * [backup-simplify]: Simplify (- 0) into 0 0.590 * [backup-simplify]: Simplify (- 1) into -1 0.590 * [backup-simplify]: Simplify (- 0) into 0 0.590 * [backup-simplify]: Simplify (- 0) into 0 0.590 * [backup-simplify]: Simplify (- 0) into 0 0.593 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 4) 24)) (* (/ (pow -1 2) 2) (/ (pow 0 1) 1)) (* (/ (pow -1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 1/24 0.594 * [backup-simplify]: Simplify (+ 1/24 1/24) into 1/12 0.594 * [backup-simplify]: Simplify 1/12 into 1/12 0.594 * [backup-simplify]: Simplify (+ (* 1/12 (pow x 4)) (+ (* 1 (pow x 2)) 2)) into (+ (pow x 2) (+ (* 1/12 (pow x 4)) 2)) 0.594 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) into (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 0.594 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in (x) around 0 0.594 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 0.594 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.594 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.594 * [taylor]: Taking taylor expansion of x in x 0.594 * [backup-simplify]: Simplify 0 into 0 0.594 * [backup-simplify]: Simplify 1 into 1 0.595 * [backup-simplify]: Simplify (/ 1 1) into 1 0.595 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x)) 0.595 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 0.595 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 0.595 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.595 * [taylor]: Taking taylor expansion of x in x 0.595 * [backup-simplify]: Simplify 0 into 0 0.595 * [backup-simplify]: Simplify 1 into 1 0.595 * [backup-simplify]: Simplify (/ 1 1) into 1 0.596 * [backup-simplify]: Simplify (- 1) into -1 0.596 * [backup-simplify]: Simplify (exp (- (/ 1 x))) into (exp (- (/ 1 x))) 0.596 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 0.596 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.596 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.596 * [taylor]: Taking taylor expansion of x in x 0.596 * [backup-simplify]: Simplify 0 into 0 0.596 * [backup-simplify]: Simplify 1 into 1 0.596 * [backup-simplify]: Simplify (/ 1 1) into 1 0.597 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x)) 0.597 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 0.597 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 0.597 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.597 * [taylor]: Taking taylor expansion of x in x 0.597 * [backup-simplify]: Simplify 0 into 0 0.597 * [backup-simplify]: Simplify 1 into 1 0.597 * [backup-simplify]: Simplify (/ 1 1) into 1 0.597 * [backup-simplify]: Simplify (- 1) into -1 0.598 * [backup-simplify]: Simplify (exp (- (/ 1 x))) into (exp (- (/ 1 x))) 0.598 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) into (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 0.598 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) into (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 0.598 * [backup-simplify]: Simplify (+ 0 0) into 0 0.598 * [backup-simplify]: Simplify 0 into 0 0.599 * [backup-simplify]: Simplify (+ 0 0) into 0 0.599 * [backup-simplify]: Simplify 0 into 0 0.599 * [backup-simplify]: Simplify (+ 0 0) into 0 0.599 * [backup-simplify]: Simplify 0 into 0 0.599 * [backup-simplify]: Simplify (+ 0 0) into 0 0.600 * [backup-simplify]: Simplify 0 into 0 0.600 * [backup-simplify]: Simplify (+ 0 0) into 0 0.600 * [backup-simplify]: Simplify 0 into 0 0.600 * [backup-simplify]: Simplify (+ 0 0) into 0 0.600 * [backup-simplify]: Simplify 0 into 0 0.601 * [backup-simplify]: Simplify (+ (exp (/ 1 (/ 1 x))) (exp (- (/ 1 (/ 1 x))))) into (+ (exp x) (exp (- x))) 0.601 * [backup-simplify]: Simplify (+ (exp (/ 1 (- x))) (exp (- (/ 1 (- x))))) into (+ (exp (/ 1 x)) (exp (/ -1 x))) 0.601 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in (x) around 0 0.601 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.601 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.601 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.601 * [taylor]: Taking taylor expansion of x in x 0.601 * [backup-simplify]: Simplify 0 into 0 0.601 * [backup-simplify]: Simplify 1 into 1 0.601 * [backup-simplify]: Simplify (/ 1 1) into 1 0.601 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x)) 0.601 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.601 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.601 * [taylor]: Taking taylor expansion of -1 in x 0.602 * [backup-simplify]: Simplify -1 into -1 0.602 * [taylor]: Taking taylor expansion of x in x 0.602 * [backup-simplify]: Simplify 0 into 0 0.602 * [backup-simplify]: Simplify 1 into 1 0.602 * [backup-simplify]: Simplify (/ -1 1) into -1 0.602 * [backup-simplify]: Simplify (exp (/ -1 x)) into (exp (/ -1 x)) 0.602 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 0.602 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 0.602 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.602 * [taylor]: Taking taylor expansion of x in x 0.602 * [backup-simplify]: Simplify 0 into 0 0.602 * [backup-simplify]: Simplify 1 into 1 0.603 * [backup-simplify]: Simplify (/ 1 1) into 1 0.603 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x)) 0.603 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 0.603 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.603 * [taylor]: Taking taylor expansion of -1 in x 0.603 * [backup-simplify]: Simplify -1 into -1 0.603 * [taylor]: Taking taylor expansion of x in x 0.603 * [backup-simplify]: Simplify 0 into 0 0.603 * [backup-simplify]: Simplify 1 into 1 0.603 * [backup-simplify]: Simplify (/ -1 1) into -1 0.603 * [backup-simplify]: Simplify (exp (/ -1 x)) into (exp (/ -1 x)) 0.604 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (/ -1 x))) into (+ (exp (/ 1 x)) (exp (/ -1 x))) 0.604 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) (exp (/ -1 x))) into (+ (exp (/ 1 x)) (exp (/ -1 x))) 0.604 * [backup-simplify]: Simplify (+ 0 0) into 0 0.604 * [backup-simplify]: Simplify 0 into 0 0.604 * [backup-simplify]: Simplify (+ 0 0) into 0 0.605 * [backup-simplify]: Simplify 0 into 0 0.605 * [backup-simplify]: Simplify (+ 0 0) into 0 0.605 * [backup-simplify]: Simplify 0 into 0 0.605 * [backup-simplify]: Simplify (+ 0 0) into 0 0.605 * [backup-simplify]: Simplify 0 into 0 0.606 * [backup-simplify]: Simplify (+ 0 0) into 0 0.606 * [backup-simplify]: Simplify 0 into 0 0.606 * [backup-simplify]: Simplify (+ 0 0) into 0 0.606 * [backup-simplify]: Simplify 0 into 0 0.606 * [backup-simplify]: Simplify (+ (exp (/ 1 (/ 1 (- x)))) (exp (/ -1 (/ 1 (- x))))) into (+ (exp (* -1 x)) (exp x)) 0.606 * * * [progress]: simplifying candidates 0.606 * * * * [progress]: [ 1 / 42 ] simplifiying candidate # 0.607 * * * * [progress]: [ 2 / 42 ] simplifiying candidate # 0.607 * * * * [progress]: [ 3 / 42 ] simplifiying candidate # 0.607 * [simplify]: Simplifying (log (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))) 0.607 * * [simplify]: iters left: 6 (8 enodes) 0.610 * * [simplify]: iters left: 5 (29 enodes) 0.619 * * [simplify]: iters left: 4 (35 enodes) 0.629 * * [simplify]: iters left: 3 (37 enodes) 0.640 * * [simplify]: Extracting #0: cost 1 inf + 0 0.640 * * [simplify]: Extracting #1: cost 4 inf + 0 0.640 * * [simplify]: Extracting #2: cost 7 inf + 0 0.640 * * [simplify]: Extracting #3: cost 9 inf + 0 0.640 * * [simplify]: Extracting #4: cost 12 inf + 0 0.640 * * [simplify]: Extracting #5: cost 17 inf + 0 0.640 * * [simplify]: Extracting #6: cost 16 inf + 2 0.640 * * [simplify]: Extracting #7: cost 12 inf + 266 0.641 * * [simplify]: Extracting #8: cost 7 inf + 1191 0.641 * * [simplify]: Extracting #9: cost 0 inf + 3738 0.642 * [simplify]: Simplified to (log (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))) 0.642 * [simplify]: Simplified (2 2 1 1) to (λ (x) (/ 2 (exp (+ (log (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))) (log (cbrt (+ (exp x) (exp (- x))))))))) 0.642 * * * * [progress]: [ 4 / 42 ] simplifiying candidate # 0.643 * [simplify]: Simplifying (log (sqrt (+ (exp x) (exp (- x))))) 0.643 * * [simplify]: iters left: 6 (7 enodes) 0.646 * * [simplify]: iters left: 5 (24 enodes) 0.653 * * [simplify]: iters left: 4 (28 enodes) 0.661 * * [simplify]: iters left: 3 (30 enodes) 0.669 * * [simplify]: Extracting #0: cost 1 inf + 0 0.669 * * [simplify]: Extracting #1: cost 3 inf + 0 0.669 * * [simplify]: Extracting #2: cost 5 inf + 0 0.669 * * [simplify]: Extracting #3: cost 8 inf + 0 0.669 * * [simplify]: Extracting #4: cost 13 inf + 0 0.669 * * [simplify]: Extracting #5: cost 12 inf + 2 0.669 * * [simplify]: Extracting #6: cost 6 inf + 448 0.670 * * [simplify]: Extracting #7: cost 3 inf + 1151 0.670 * * [simplify]: Extracting #8: cost 1 inf + 1743 0.671 * * [simplify]: Extracting #9: cost 0 inf + 2074 0.671 * [simplify]: Simplified to (log (sqrt (+ (exp x) (exp (- x))))) 0.671 * [simplify]: Simplified (2 2 1 1) to (λ (x) (/ 2 (exp (+ (log (sqrt (+ (exp x) (exp (- x))))) (log (sqrt (+ (exp x) (exp (- x))))))))) 0.671 * * * * [progress]: [ 5 / 42 ] simplifiying candidate # 0.672 * [simplify]: Simplifying (log 1) 0.672 * * [simplify]: iters left: 1 (2 enodes) 0.674 * * [simplify]: Extracting #0: cost 1 inf + 0 0.674 * * [simplify]: Extracting #1: cost 0 inf + 1 0.674 * [simplify]: Simplified to 0 0.674 * [simplify]: Simplified (2 2 1 1) to (λ (x) (/ 2 (exp (+ 0 (log (+ (exp x) (exp (- x)))))))) 0.674 * * * * [progress]: [ 6 / 42 ] simplifiying candidate # 0.674 * [simplify]: Simplifying (log 1) 0.674 * * [simplify]: iters left: 1 (2 enodes) 0.677 * * [simplify]: Extracting #0: cost 1 inf + 0 0.677 * * [simplify]: Extracting #1: cost 0 inf + 1 0.677 * [simplify]: Simplified to 0 0.677 * [simplify]: Simplified (2 2 1 1) to (λ (x) (/ 2 (exp (+ 0 (log (+ (exp x) (exp (- x)))))))) 0.677 * * * * [progress]: [ 7 / 42 ] simplifiying candidate # 0.677 * [simplify]: Simplifying (log (+ (pow (exp x) 3) (pow (exp (- x)) 3))) 0.677 * * [simplify]: iters left: 6 (9 enodes) 0.682 * * [simplify]: iters left: 5 (43 enodes) 0.704 * * [simplify]: iters left: 4 (94 enodes) 0.742 * * [simplify]: iters left: 3 (179 enodes) 0.789 * * [simplify]: iters left: 2 (314 enodes) 0.886 * * [simplify]: Extracting #0: cost 1 inf + 0 0.886 * * [simplify]: Extracting #1: cost 3 inf + 0 0.886 * * [simplify]: Extracting #2: cost 12 inf + 0 0.886 * * [simplify]: Extracting #3: cost 70 inf + 0 0.887 * * [simplify]: Extracting #4: cost 117 inf + 117 0.889 * * [simplify]: Extracting #5: cost 84 inf + 8245 0.894 * * [simplify]: Extracting #6: cost 31 inf + 26379 0.902 * * [simplify]: Extracting #7: cost 0 inf + 44039 0.911 * * [simplify]: Extracting #8: cost 0 inf + 43526 0.923 * [simplify]: Simplified to (log (+ (exp (+ (+ x x) x)) (exp (- (+ (+ x x) x))))) 0.923 * [simplify]: Simplified (2 2 1 1) to (λ (x) (/ 2 (exp (- (log (+ (exp (+ (+ x x) x)) (exp (- (+ (+ x x) x))))) (log (+ (* (exp x) (exp x)) (- (* (exp (- x)) (exp (- x))) (* (exp x) (exp (- x)))))))))) 0.923 * * * * [progress]: [ 8 / 42 ] simplifiying candidate # 0.923 * [simplify]: Simplifying (log (- (* (exp x) (exp x)) (* (exp (- x)) (exp (- x))))) 0.924 * * [simplify]: iters left: 6 (8 enodes) 0.928 * * [simplify]: iters left: 5 (36 enodes) 0.940 * * [simplify]: iters left: 4 (66 enodes) 0.956 * * [simplify]: iters left: 3 (107 enodes) 0.979 * * [simplify]: iters left: 2 (179 enodes) 1.048 * * [simplify]: iters left: 1 (287 enodes) 1.139 * * [simplify]: Extracting #0: cost 1 inf + 0 1.139 * * [simplify]: Extracting #1: cost 5 inf + 0 1.139 * * [simplify]: Extracting #2: cost 45 inf + 0 1.139 * * [simplify]: Extracting #3: cost 74 inf + 3 1.140 * * [simplify]: Extracting #4: cost 79 inf + 75 1.141 * * [simplify]: Extracting #5: cost 31 inf + 8420 1.144 * * [simplify]: Extracting #6: cost 1 inf + 13996 1.148 * * [simplify]: Extracting #7: cost 0 inf + 14085 1.151 * [simplify]: Simplified to (log (fma (exp x) (exp x) (/ (/ -1 (exp x)) (exp x)))) 1.151 * [simplify]: Simplified (2 2 1 1) to (λ (x) (/ 2 (exp (- (log (fma (exp x) (exp x) (/ (/ -1 (exp x)) (exp x)))) (log (- (exp x) (exp (- x)))))))) 1.152 * * * * [progress]: [ 9 / 42 ] simplifiying candidate # 1.152 * * * * [progress]: [ 10 / 42 ] simplifiying candidate # 1.152 * * * * [progress]: [ 11 / 42 ] simplifiying candidate # 1.152 * [simplify]: Simplifying (+ (exp x) (exp (- x))) 1.152 * * [simplify]: iters left: 5 (5 enodes) 1.153 * * [simplify]: iters left: 4 (18 enodes) 1.156 * * [simplify]: iters left: 3 (22 enodes) 1.159 * * [simplify]: iters left: 2 (24 enodes) 1.163 * * [simplify]: Extracting #0: cost 1 inf + 0 1.163 * * [simplify]: Extracting #1: cost 4 inf + 0 1.163 * * [simplify]: Extracting #2: cost 9 inf + 0 1.163 * * [simplify]: Extracting #3: cost 8 inf + 2 1.163 * * [simplify]: Extracting #4: cost 0 inf + 890 1.163 * [simplify]: Simplified to (+ (exp x) (exp (- x))) 1.163 * [simplify]: Simplified (2 2 1 1) to (λ (x) (/ 2 (exp (log (+ (exp x) (exp (- x))))))) 1.163 * * * * [progress]: [ 12 / 42 ] simplifiying candidate # 1.163 * * * * [progress]: [ 13 / 42 ] simplifiying candidate # 1.163 * * * * [progress]: [ 14 / 42 ] simplifiying candidate # 1.163 * * * * [progress]: [ 15 / 42 ] simplifiying candidate # 1.163 * * * * [progress]: [ 16 / 42 ] simplifiying candidate # 1.163 * * * * [progress]: [ 17 / 42 ] simplifiying candidate # 1.163 * * * * [progress]: [ 18 / 42 ] simplifiying candidate #real (real->posit16 (log (+ (exp x) (exp (- x)))))))))> 1.164 * * * * [progress]: [ 19 / 42 ] simplifiying candidate # 1.164 * * * * [progress]: [ 20 / 42 ] simplifiying candidate # 1.164 * * * * [progress]: [ 21 / 42 ] simplifiying candidate # 1.164 * [simplify]: Simplifying (* (cbrt (exp x)) (cbrt (exp x))) 1.164 * * [simplify]: iters left: 4 (4 enodes) 1.165 * * [simplify]: iters left: 3 (12 enodes) 1.166 * * [simplify]: Extracting #0: cost 1 inf + 0 1.166 * * [simplify]: Extracting #1: cost 3 inf + 0 1.166 * * [simplify]: Extracting #2: cost 5 inf + 0 1.166 * * [simplify]: Extracting #3: cost 7 inf + 0 1.166 * * [simplify]: Extracting #4: cost 6 inf + 1 1.166 * * [simplify]: Extracting #5: cost 0 inf + 827 1.166 * [simplify]: Simplified to (* (cbrt (exp x)) (cbrt (exp x))) 1.167 * [simplify]: Simplified (2 2 1 1 1) to (λ (x) (/ 2 (exp (log (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (exp (- x))))))) 1.167 * * * * [progress]: [ 22 / 42 ] simplifiying candidate # 1.167 * [simplify]: Simplifying (sqrt (exp x)) 1.167 * * [simplify]: iters left: 2 (3 enodes) 1.167 * * [simplify]: iters left: 1 (9 enodes) 1.168 * * [simplify]: Extracting #0: cost 1 inf + 0 1.169 * * [simplify]: Extracting #1: cost 3 inf + 0 1.169 * * [simplify]: Extracting #2: cost 5 inf + 0 1.169 * * [simplify]: Extracting #3: cost 4 inf + 1 1.169 * * [simplify]: Extracting #4: cost 0 inf + 365 1.169 * [simplify]: Simplified to (sqrt (exp x)) 1.169 * [simplify]: Simplified (2 2 1 1 1) to (λ (x) (/ 2 (exp (log (fma (sqrt (exp x)) (sqrt (exp x)) (exp (- x))))))) 1.169 * * * * [progress]: [ 23 / 42 ] simplifiying candidate # 1.169 * * * * [progress]: [ 24 / 42 ] simplifiying candidate # 1.169 * [simplify]: Simplifying (* (exp (exp x)) (exp (exp (- x)))) 1.169 * * [simplify]: iters left: 6 (7 enodes) 1.171 * * [simplify]: iters left: 5 (26 enodes) 1.178 * * [simplify]: iters left: 4 (34 enodes) 1.188 * * [simplify]: iters left: 3 (36 enodes) 1.199 * * [simplify]: Extracting #0: cost 1 inf + 0 1.199 * * [simplify]: Extracting #1: cost 5 inf + 0 1.199 * * [simplify]: Extracting #2: cost 10 inf + 0 1.199 * * [simplify]: Extracting #3: cost 15 inf + 0 1.199 * * [simplify]: Extracting #4: cost 14 inf + 2 1.199 * * [simplify]: Extracting #5: cost 10 inf + 226 1.199 * * [simplify]: Extracting #6: cost 4 inf + 1242 1.200 * * [simplify]: Extracting #7: cost 1 inf + 1825 1.200 * * [simplify]: Extracting #8: cost 0 inf + 2116 1.201 * [simplify]: Simplified to (exp (+ (exp x) (exp (- x)))) 1.201 * [simplify]: Simplified (2 2 1 1 1) to (λ (x) (/ 2 (exp (log (log (exp (+ (exp x) (exp (- x))))))))) 1.201 * * * * [progress]: [ 25 / 42 ] simplifiying candidate # 1.201 * * * * [progress]: [ 26 / 42 ] simplifiying candidate # 1.201 * * * * [progress]: [ 27 / 42 ] simplifiying candidate # 1.201 * * * * [progress]: [ 28 / 42 ] simplifiying candidate # 1.201 * * * * [progress]: [ 29 / 42 ] simplifiying candidate # 1.201 * * * * [progress]: [ 30 / 42 ] simplifiying candidate # 1.202 * * * * [progress]: [ 31 / 42 ] simplifiying candidate # 1.202 * * * * [progress]: [ 32 / 42 ] simplifiying candidate # 1.202 * * * * [progress]: [ 33 / 42 ] simplifiying candidate # 1.202 * * * * [progress]: [ 34 / 42 ] simplifiying candidate # 1.202 * [simplify]: Simplifying (+ (exp x) (exp (- x))) 1.202 * * [simplify]: iters left: 5 (5 enodes) 1.204 * * [simplify]: iters left: 4 (18 enodes) 1.210 * * [simplify]: iters left: 3 (22 enodes) 1.217 * * [simplify]: iters left: 2 (24 enodes) 1.226 * * [simplify]: Extracting #0: cost 1 inf + 0 1.226 * * [simplify]: Extracting #1: cost 4 inf + 0 1.226 * * [simplify]: Extracting #2: cost 9 inf + 0 1.226 * * [simplify]: Extracting #3: cost 8 inf + 2 1.226 * * [simplify]: Extracting #4: cost 0 inf + 890 1.226 * [simplify]: Simplified to (+ (exp x) (exp (- x))) 1.226 * [simplify]: Simplified (2 2 1 1 2) to (λ (x) (/ 2 (exp (log (* 1 (+ (exp x) (exp (- x)))))))) 1.227 * * * * [progress]: [ 35 / 42 ] simplifiying candidate #real (real->posit16 (+ (exp x) (exp (- x)))))))))> 1.227 * * * * [progress]: [ 36 / 42 ] simplifiying candidate # 1.227 * * * * [progress]: [ 37 / 42 ] simplifiying candidate # 1.227 * [simplify]: Simplifying (- (+ (log 2) (* 1/2 (pow x 2))) (* 1/12 (pow x 4))) 1.227 * * [simplify]: iters left: 6 (12 enodes) 1.232 * * [simplify]: iters left: 5 (51 enodes) 1.241 * * [simplify]: iters left: 4 (84 enodes) 1.255 * * [simplify]: iters left: 3 (121 enodes) 1.286 * * [simplify]: iters left: 2 (149 enodes) 1.321 * * [simplify]: iters left: 1 (171 enodes) 1.360 * * [simplify]: Extracting #0: cost 1 inf + 0 1.360 * * [simplify]: Extracting #1: cost 21 inf + 0 1.361 * * [simplify]: Extracting #2: cost 38 inf + 128 1.361 * * [simplify]: Extracting #3: cost 28 inf + 1630 1.362 * * [simplify]: Extracting #4: cost 6 inf + 4749 1.363 * * [simplify]: Extracting #5: cost 0 inf + 5426 1.365 * [simplify]: Simplified to (fma 1/2 (* x x) (fma -1/12 (* (* x x) (* x x)) (log 2))) 1.365 * [simplify]: Simplified (2 2 1) to (λ (x) (/ 2 (exp (fma 1/2 (* x x) (fma -1/12 (* (* x x) (* x x)) (log 2)))))) 1.365 * * * * [progress]: [ 38 / 42 ] simplifiying candidate # 1.365 * [simplify]: Simplifying (log (+ (exp x) (exp (- x)))) 1.365 * * [simplify]: iters left: 6 (6 enodes) 1.367 * * [simplify]: iters left: 5 (21 enodes) 1.371 * * [simplify]: iters left: 4 (25 enodes) 1.374 * * [simplify]: iters left: 3 (27 enodes) 1.378 * * [simplify]: Extracting #0: cost 1 inf + 0 1.378 * * [simplify]: Extracting #1: cost 3 inf + 0 1.378 * * [simplify]: Extracting #2: cost 6 inf + 0 1.378 * * [simplify]: Extracting #3: cost 11 inf + 0 1.379 * * [simplify]: Extracting #4: cost 9 inf + 43 1.379 * * [simplify]: Extracting #5: cost 0 inf + 1472 1.379 * [simplify]: Simplified to (log (+ (exp x) (exp (- x)))) 1.379 * [simplify]: Simplified (2 2 1) to (λ (x) (/ 2 (exp (log (+ (exp x) (exp (- x))))))) 1.379 * * * * [progress]: [ 39 / 42 ] simplifiying candidate # 1.379 * [simplify]: Simplifying (log (+ (exp (* -1 x)) (exp x))) 1.379 * * [simplify]: iters left: 6 (7 enodes) 1.381 * * [simplify]: iters left: 5 (26 enodes) 1.386 * * [simplify]: iters left: 4 (35 enodes) 1.393 * * [simplify]: iters left: 3 (51 enodes) 1.411 * * [simplify]: iters left: 2 (81 enodes) 1.441 * * [simplify]: iters left: 1 (148 enodes) 1.493 * * [simplify]: Extracting #0: cost 1 inf + 0 1.493 * * [simplify]: Extracting #1: cost 3 inf + 0 1.493 * * [simplify]: Extracting #2: cost 7 inf + 0 1.494 * * [simplify]: Extracting #3: cost 32 inf + 0 1.494 * * [simplify]: Extracting #4: cost 70 inf + 4 1.495 * * [simplify]: Extracting #5: cost 56 inf + 2863 1.497 * * [simplify]: Extracting #6: cost 20 inf + 9933 1.501 * * [simplify]: Extracting #7: cost 2 inf + 21701 1.505 * * [simplify]: Extracting #8: cost 0 inf + 22376 1.508 * * [simplify]: Extracting #9: cost 0 inf + 22114 1.510 * [simplify]: Simplified to (log (+ (exp (- x)) (exp x))) 1.510 * [simplify]: Simplified (2 2 1) to (λ (x) (/ 2 (exp (log (+ (exp (- x)) (exp x)))))) 1.510 * * * * [progress]: [ 40 / 42 ] simplifiying candidate # 1.511 * [simplify]: Simplifying (+ (pow x 2) (+ (* 1/12 (pow x 4)) 2)) 1.511 * * [simplify]: iters left: 6 (9 enodes) 1.514 * * [simplify]: iters left: 5 (41 enodes) 1.521 * * [simplify]: iters left: 4 (60 enodes) 1.529 * * [simplify]: iters left: 3 (72 enodes) 1.538 * * [simplify]: Extracting #0: cost 1 inf + 0 1.538 * * [simplify]: Extracting #1: cost 11 inf + 0 1.538 * * [simplify]: Extracting #2: cost 15 inf + 3 1.538 * * [simplify]: Extracting #3: cost 9 inf + 362 1.538 * * [simplify]: Extracting #4: cost 0 inf + 1512 1.539 * [simplify]: Simplified to (+ (fma (* (* x x) (* x x)) 1/12 2) (* x x)) 1.539 * [simplify]: Simplified (2 2 1 1) to (λ (x) (/ 2 (exp (log (+ (fma (* (* x x) (* x x)) 1/12 2) (* x x)))))) 1.539 * * * * [progress]: [ 41 / 42 ] simplifiying candidate # 1.539 * [simplify]: Simplifying (+ (exp x) (exp (- x))) 1.539 * * [simplify]: iters left: 5 (5 enodes) 1.540 * * [simplify]: iters left: 4 (18 enodes) 1.545 * * [simplify]: iters left: 3 (22 enodes) 1.548 * * [simplify]: iters left: 2 (24 enodes) 1.552 * * [simplify]: Extracting #0: cost 1 inf + 0 1.552 * * [simplify]: Extracting #1: cost 4 inf + 0 1.552 * * [simplify]: Extracting #2: cost 9 inf + 0 1.552 * * [simplify]: Extracting #3: cost 8 inf + 2 1.552 * * [simplify]: Extracting #4: cost 0 inf + 890 1.552 * [simplify]: Simplified to (+ (exp x) (exp (- x))) 1.552 * [simplify]: Simplified (2 2 1 1) to (λ (x) (/ 2 (exp (log (+ (exp x) (exp (- x))))))) 1.553 * * * * [progress]: [ 42 / 42 ] simplifiying candidate # 1.553 * [simplify]: Simplifying (+ (exp (* -1 x)) (exp x)) 1.553 * * [simplify]: iters left: 5 (6 enodes) 1.555 * * [simplify]: iters left: 4 (23 enodes) 1.558 * * [simplify]: iters left: 3 (32 enodes) 1.563 * * [simplify]: iters left: 2 (48 enodes) 1.572 * * [simplify]: iters left: 1 (78 enodes) 1.588 * * [simplify]: Extracting #0: cost 1 inf + 0 1.588 * * [simplify]: Extracting #1: cost 5 inf + 0 1.588 * * [simplify]: Extracting #2: cost 25 inf + 0 1.588 * * [simplify]: Extracting #3: cost 46 inf + 3 1.589 * * [simplify]: Extracting #4: cost 36 inf + 1121 1.590 * * [simplify]: Extracting #5: cost 14 inf + 4757 1.591 * * [simplify]: Extracting #6: cost 0 inf + 10384 1.592 * * [simplify]: Extracting #7: cost 0 inf + 10142 1.593 * [simplify]: Simplified to (+ (exp (- x)) (exp x)) 1.593 * [simplify]: Simplified (2 2 1 1) to (λ (x) (/ 2 (exp (log (+ (exp (- x)) (exp x)))))) 1.593 * * * [progress]: adding candidates to table 2.009 * [progress]: [Phase 3 of 3] Extracting. 2.014 * [simplify]: Simplifying (/ 2 (exp (log (+ (exp x) (exp (- x)))))) 2.014 * * [simplify]: iters left: 6 (9 enodes) 2.015 * * [simplify]: iters left: 5 (10 enodes) 2.015 * * [simplify]: Extracting #0: cost 1 inf + 0 2.015 * * [simplify]: Extracting #1: cost 3 inf + 0 2.015 * * [simplify]: Extracting #2: cost 3 inf + 1 2.015 * * [simplify]: Extracting #3: cost 4 inf + 1 2.015 * * [simplify]: Extracting #4: cost 6 inf + 1 2.015 * * [simplify]: Extracting #5: cost 8 inf + 1 2.015 * * [simplify]: Extracting #6: cost 0 inf + 1500 2.016 * [simplify]: Simplified to (/ 2 (exp (log (+ (exp x) (exp (- x)))))) 3.314 * [regime-testing]: Baseline error score: 0.008909196462869157 3.316 * [regime-testing]: Oracle error score: 0.008909196462869157 3.317 * [regime-testing]: End program error score: 0.008909196462869157