3.887 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.053 * * * [progress]: [2/2] Setting up program. 0.055 * [progress]: [Phase 2 of 3] Improving. 0.055 * [simplify]: Simplifying: (* (/ 1.0 2.0) (+ x (* y (sqrt z)))) 0.056 * * [simplify]: Extracting # 0 : cost 0 0.056 * * [simplify]: Extracting # 1 : cost 0 0.056 * * [simplify]: Extracting # 2 : cost 0 0.056 * * [simplify]: Extracting # 3 : cost 0 0.056 * * [simplify]: Extracting # 4 : cost 0 0.056 * * [simplify]: Extracting # 5 : cost 0 0.056 * * [simplify]: iteration 0 : 10 enodes (cost 10 ) 0.058 * * [simplify]: Extracting # 0 : cost 0 0.058 * * [simplify]: Extracting # 1 : cost 0 0.058 * * [simplify]: Extracting # 2 : cost 0 0.058 * * [simplify]: iteration 1 : 21 enodes (cost 10 ) 0.062 * * [simplify]: Extracting # 0 : cost 0 0.063 * * [simplify]: Extracting # 1 : cost 0 0.063 * * [simplify]: Extracting # 2 : cost 0 0.063 * * [simplify]: iteration 2 : 51 enodes (cost 9 ) 0.073 * * [simplify]: Extracting # 0 : cost 0 0.073 * * [simplify]: Extracting # 1 : cost 0 0.073 * * [simplify]: Extracting # 2 : cost 0 0.073 * * [simplify]: iteration 3 : 85 enodes (cost 9 ) 0.088 * * [simplify]: Extracting # 0 : cost 0 0.088 * * [simplify]: Extracting # 1 : cost 0 0.088 * * [simplify]: Extracting # 2 : cost 0 0.088 * * [simplify]: iteration 4 : 121 enodes (cost 9 ) 0.108 * * [simplify]: Extracting # 0 : cost 0 0.108 * * [simplify]: Extracting # 1 : cost 0 0.109 * * [simplify]: Extracting # 2 : cost 0 0.109 * * [simplify]: iteration 5 : 140 enodes (cost 9 ) 0.142 * * [simplify]: Extracting # 0 : cost 0 0.142 * * [simplify]: Extracting # 1 : cost 0 0.142 * * [simplify]: Extracting # 2 : cost 0 0.143 * * [simplify]: iteration 6 : 157 enodes (cost 9 ) 0.188 * * [simplify]: Extracting # 0 : cost 0 0.188 * * [simplify]: Extracting # 1 : cost 0 0.188 * * [simplify]: iteration 7 : 173 enodes (cost 9 ) 0.220 * * [simplify]: Extracting # 0 : cost 0 0.220 * * [simplify]: iteration 8 : 175 enodes (cost 9 ) 0.253 * * [simplify]: Extracting # 0 : cost 0 0.253 * * [simplify]: iteration done: 175 enodes (cost 9 ) 0.253 * [simplify]: Simplified to: (* (/ 1.0 2.0) (fma (sqrt z) y x)) 0.256 * * [progress]: iteration 1 / 4 0.256 * * * [progress]: picking best candidate 0.259 * * * * [pick]: Picked # 0.259 * * * [progress]: localizing error 0.268 * * * [progress]: generating rewritten candidates 0.268 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2) 0.269 * * * [progress]: generating series expansions 0.269 * * * * [progress]: [ 1 / 1 ] generating series at (2 2) 0.269 * [backup-simplify]: Simplify (fma (sqrt z) y x) into (fma (sqrt z) y x) 0.269 * [approximate]: Taking taylor expansion of (fma (sqrt z) y x) in (z y x) around 0 0.269 * [taylor]: Taking taylor expansion of (fma (sqrt z) y x) in x 0.269 * [taylor]: Rewrote expression to (+ (* (sqrt z) y) x) 0.269 * [taylor]: Taking taylor expansion of (* (sqrt z) y) in x 0.269 * [taylor]: Taking taylor expansion of (sqrt z) in x 0.269 * [taylor]: Taking taylor expansion of z in x 0.269 * [backup-simplify]: Simplify z into z 0.269 * [backup-simplify]: Simplify (sqrt z) into (sqrt z) 0.269 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt z))) into 0 0.269 * [taylor]: Taking taylor expansion of y in x 0.269 * [backup-simplify]: Simplify y into y 0.269 * [taylor]: Taking taylor expansion of x in x 0.269 * [backup-simplify]: Simplify 0 into 0 0.269 * [backup-simplify]: Simplify 1 into 1 0.269 * [taylor]: Taking taylor expansion of (fma (sqrt z) y x) in y 0.269 * [taylor]: Rewrote expression to (+ (* (sqrt z) y) x) 0.269 * [taylor]: Taking taylor expansion of (* (sqrt z) y) in y 0.269 * [taylor]: Taking taylor expansion of (sqrt z) in y 0.269 * [taylor]: Taking taylor expansion of z in y 0.269 * [backup-simplify]: Simplify z into z 0.269 * [backup-simplify]: Simplify (sqrt z) into (sqrt z) 0.269 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt z))) into 0 0.269 * [taylor]: Taking taylor expansion of y in y 0.270 * [backup-simplify]: Simplify 0 into 0 0.270 * [backup-simplify]: Simplify 1 into 1 0.270 * [taylor]: Taking taylor expansion of x in y 0.270 * [backup-simplify]: Simplify x into x 0.270 * [taylor]: Taking taylor expansion of (fma (sqrt z) y x) in z 0.270 * [taylor]: Rewrote expression to (+ (* (sqrt z) y) x) 0.270 * [taylor]: Taking taylor expansion of (* (sqrt z) y) in z 0.270 * [taylor]: Taking taylor expansion of (sqrt z) in z 0.270 * [taylor]: Taking taylor expansion of z in z 0.270 * [backup-simplify]: Simplify 0 into 0 0.270 * [backup-simplify]: Simplify 1 into 1 0.270 * [backup-simplify]: Simplify (sqrt 0) into 0 0.271 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0 0.271 * [taylor]: Taking taylor expansion of y in z 0.271 * [backup-simplify]: Simplify y into y 0.271 * [taylor]: Taking taylor expansion of x in z 0.271 * [backup-simplify]: Simplify x into x 0.271 * [taylor]: Taking taylor expansion of (fma (sqrt z) y x) in z 0.272 * [taylor]: Rewrote expression to (+ (* (sqrt z) y) x) 0.272 * [taylor]: Taking taylor expansion of (* (sqrt z) y) in z 0.272 * [taylor]: Taking taylor expansion of (sqrt z) in z 0.272 * [taylor]: Taking taylor expansion of z in z 0.272 * [backup-simplify]: Simplify 0 into 0 0.272 * [backup-simplify]: Simplify 1 into 1 0.272 * [backup-simplify]: Simplify (sqrt 0) into 0 0.273 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0 0.273 * [taylor]: Taking taylor expansion of y in z 0.273 * [backup-simplify]: Simplify y into y 0.273 * [taylor]: Taking taylor expansion of x in z 0.273 * [backup-simplify]: Simplify x into x 0.273 * [backup-simplify]: Simplify (* 0 y) into 0 0.273 * [backup-simplify]: Simplify (+ 0 x) into x 0.273 * [taylor]: Taking taylor expansion of x in y 0.273 * [backup-simplify]: Simplify x into x 0.273 * [taylor]: Taking taylor expansion of x in x 0.273 * [backup-simplify]: Simplify 0 into 0 0.273 * [backup-simplify]: Simplify 1 into 1 0.273 * [backup-simplify]: Simplify 0 into 0 0.273 * [backup-simplify]: Simplify (+ (* 0 0) (* +nan.0 y)) into (- (* +nan.0 y)) 0.273 * [backup-simplify]: Simplify (+ (- (* +nan.0 y)) 0) into (- (* +nan.0 y)) 0.273 * [taylor]: Taking taylor expansion of (- (* +nan.0 y)) in y 0.273 * [taylor]: Taking taylor expansion of (* +nan.0 y) in y 0.273 * [taylor]: Taking taylor expansion of +nan.0 in y 0.273 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.273 * [taylor]: Taking taylor expansion of y in y 0.274 * [backup-simplify]: Simplify 0 into 0 0.274 * [backup-simplify]: Simplify 1 into 1 0.274 * [backup-simplify]: Simplify (* +nan.0 0) into 0 0.275 * [backup-simplify]: Simplify (- 0) into 0 0.275 * [taylor]: Taking taylor expansion of 0 in x 0.275 * [backup-simplify]: Simplify 0 into 0 0.275 * [backup-simplify]: Simplify 0 into 0 0.275 * [taylor]: Taking taylor expansion of 0 in x 0.275 * [backup-simplify]: Simplify 0 into 0 0.275 * [backup-simplify]: Simplify 0 into 0 0.275 * [backup-simplify]: Simplify 1 into 1 0.277 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 0.277 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* +nan.0 0) (* +nan.0 y))) into (- (* +nan.0 y)) 0.277 * [backup-simplify]: Simplify (+ (- (* +nan.0 y)) 0) into (- (* +nan.0 y)) 0.277 * [taylor]: Taking taylor expansion of (- (* +nan.0 y)) in y 0.277 * [taylor]: Taking taylor expansion of (* +nan.0 y) in y 0.277 * [taylor]: Taking taylor expansion of +nan.0 in y 0.277 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.277 * [taylor]: Taking taylor expansion of y in y 0.277 * [backup-simplify]: Simplify 0 into 0 0.277 * [backup-simplify]: Simplify 1 into 1 0.278 * [backup-simplify]: Simplify (* +nan.0 0) into 0 0.278 * [backup-simplify]: Simplify (- 0) into 0 0.278 * [taylor]: Taking taylor expansion of 0 in x 0.278 * [backup-simplify]: Simplify 0 into 0 0.278 * [backup-simplify]: Simplify 0 into 0 0.279 * [backup-simplify]: Simplify (+ (* +nan.0 1) (* 0 0)) into (- +nan.0) 0.279 * [backup-simplify]: Simplify (- (- +nan.0)) into (- +nan.0) 0.279 * [taylor]: Taking taylor expansion of (- +nan.0) in x 0.279 * [taylor]: Taking taylor expansion of +nan.0 in x 0.279 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.280 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0) 0.280 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0) 0.280 * [taylor]: Taking taylor expansion of 0 in x 0.280 * [backup-simplify]: Simplify 0 into 0 0.280 * [backup-simplify]: Simplify 0 into 0 0.280 * [backup-simplify]: Simplify 0 into 0 0.280 * [backup-simplify]: Simplify 0 into 0 0.280 * [backup-simplify]: Simplify 0 into 0 0.283 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.283 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* +nan.0 0) (+ (* +nan.0 0) (* +nan.0 y)))) into (- (* +nan.0 y)) 0.283 * [backup-simplify]: Simplify (+ (- (* +nan.0 y)) 0) into (- (* +nan.0 y)) 0.283 * [taylor]: Taking taylor expansion of (- (* +nan.0 y)) in y 0.283 * [taylor]: Taking taylor expansion of (* +nan.0 y) in y 0.283 * [taylor]: Taking taylor expansion of +nan.0 in y 0.283 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.283 * [taylor]: Taking taylor expansion of y in y 0.284 * [backup-simplify]: Simplify 0 into 0 0.284 * [backup-simplify]: Simplify 1 into 1 0.284 * [backup-simplify]: Simplify (* +nan.0 0) into 0 0.284 * [backup-simplify]: Simplify (- 0) into 0 0.284 * [taylor]: Taking taylor expansion of 0 in x 0.284 * [backup-simplify]: Simplify 0 into 0 0.284 * [backup-simplify]: Simplify 0 into 0 0.285 * [backup-simplify]: Simplify (+ (* +nan.0 1) (* 0 0)) into (- +nan.0) 0.285 * [backup-simplify]: Simplify (- (- +nan.0)) into (- +nan.0) 0.285 * [taylor]: Taking taylor expansion of (- +nan.0) in x 0.285 * [taylor]: Taking taylor expansion of +nan.0 in x 0.285 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.286 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0) 0.286 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0)