4.868 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.043 * * * [progress]: [2/2] Setting up program. 0.045 * [progress]: [Phase 2 of 3] Improving. 0.045 * [simplify]: Simplifying using # : (- (log (+ N 1.0)) (log N)) 0.047 * * [simplify]: iteration 0 : 9 enodes (cost 4 ) 0.048 * * [simplify]: iteration 1 : 10 enodes (cost 4 ) 0.049 * * [simplify]: iteration 2 : 10 enodes (cost 4 ) 0.050 * [simplify]: Simplified to: (- (log (+ N 1.0)) (log N)) 0.050 * * [progress]: iteration 1 / 4 0.050 * * * [progress]: picking best candidate 0.051 * * * * [pick]: Picked # 0.051 * * * [progress]: localizing error 0.058 * * * [progress]: generating rewritten candidates 0.058 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1) 0.060 * * * * [progress]: [ 2 / 2 ] rewriting at (2) 0.070 * * * [progress]: generating series expansions 0.070 * * * * [progress]: [ 1 / 2 ] generating series at (2 1) 0.070 * [approximate]: Taking taylor expansion of (log (+ N 1.0)) in (N) around 0 0.070 * [taylor]: Taking taylor expansion of (log (+ N 1.0)) in N 0.070 * [taylor]: Taking taylor expansion of (+ N 1.0) in N 0.070 * [taylor]: Taking taylor expansion of N in N 0.071 * [taylor]: Taking taylor expansion of 1.0 in N 0.071 * [taylor]: Taking taylor expansion of (log (+ N 1.0)) in N 0.071 * [taylor]: Taking taylor expansion of (+ N 1.0) in N 0.071 * [taylor]: Taking taylor expansion of N in N 0.071 * [taylor]: Taking taylor expansion of 1.0 in N 0.083 * [approximate]: Taking taylor expansion of (log (+ (/ 1 N) 1.0)) in (N) around 0 0.083 * [taylor]: Taking taylor expansion of (log (+ (/ 1 N) 1.0)) in N 0.083 * [taylor]: Taking taylor expansion of (+ (/ 1 N) 1.0) in N 0.083 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.083 * [taylor]: Taking taylor expansion of N in N 0.083 * [taylor]: Taking taylor expansion of 1.0 in N 0.083 * [taylor]: Taking taylor expansion of (log (+ (/ 1 N) 1.0)) in N 0.083 * [taylor]: Taking taylor expansion of (+ (/ 1 N) 1.0) in N 0.083 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.083 * [taylor]: Taking taylor expansion of N in N 0.084 * [taylor]: Taking taylor expansion of 1.0 in N 0.096 * [approximate]: Taking taylor expansion of (log (- 1.0 (/ 1 N))) in (N) around 0 0.096 * [taylor]: Taking taylor expansion of (log (- 1.0 (/ 1 N))) in N 0.096 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 N)) in N 0.096 * [taylor]: Taking taylor expansion of 1.0 in N 0.096 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.096 * [taylor]: Taking taylor expansion of N in N 0.097 * [taylor]: Taking taylor expansion of (log (- 1.0 (/ 1 N))) in N 0.097 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 N)) in N 0.097 * [taylor]: Taking taylor expansion of 1.0 in N 0.097 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.097 * [taylor]: Taking taylor expansion of N in N 0.115 * * * * [progress]: [ 2 / 2 ] generating series at (2) 0.115 * [approximate]: Taking taylor expansion of (- (log (+ N 1.0)) (log N)) in (N) around 0 0.115 * [taylor]: Taking taylor expansion of (- (log (+ N 1.0)) (log N)) in N 0.115 * [taylor]: Taking taylor expansion of (log (+ N 1.0)) in N 0.115 * [taylor]: Taking taylor expansion of (+ N 1.0) in N 0.115 * [taylor]: Taking taylor expansion of N in N 0.115 * [taylor]: Taking taylor expansion of 1.0 in N 0.116 * [taylor]: Taking taylor expansion of (log N) in N 0.116 * [taylor]: Taking taylor expansion of N in N 0.116 * [taylor]: Taking taylor expansion of (- (log (+ N 1.0)) (log N)) in N 0.116 * [taylor]: Taking taylor expansion of (log (+ N 1.0)) in N 0.116 * [taylor]: Taking taylor expansion of (+ N 1.0) in N 0.116 * [taylor]: Taking taylor expansion of N in N 0.116 * [taylor]: Taking taylor expansion of 1.0 in N 0.117 * [taylor]: Taking taylor expansion of (log N) in N 0.117 * [taylor]: Taking taylor expansion of N in N 0.134 * [approximate]: Taking taylor expansion of (- (log (+ (/ 1 N) 1.0)) (log (/ 1 N))) in (N) around 0 0.134 * [taylor]: Taking taylor expansion of (- (log (+ (/ 1 N) 1.0)) (log (/ 1 N))) in N 0.134 * [taylor]: Taking taylor expansion of (log (+ (/ 1 N) 1.0)) in N 0.134 * [taylor]: Taking taylor expansion of (+ (/ 1 N) 1.0) in N 0.134 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.134 * [taylor]: Taking taylor expansion of N in N 0.134 * [taylor]: Taking taylor expansion of 1.0 in N 0.135 * [taylor]: Taking taylor expansion of (log (/ 1 N)) in N 0.135 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.135 * [taylor]: Taking taylor expansion of N in N 0.135 * [taylor]: Taking taylor expansion of (- (log (+ (/ 1 N) 1.0)) (log (/ 1 N))) in N 0.135 * [taylor]: Taking taylor expansion of (log (+ (/ 1 N) 1.0)) in N 0.135 * [taylor]: Taking taylor expansion of (+ (/ 1 N) 1.0) in N 0.135 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.135 * [taylor]: Taking taylor expansion of N in N 0.136 * [taylor]: Taking taylor expansion of 1.0 in N 0.136 * [taylor]: Taking taylor expansion of (log (/ 1 N)) in N 0.136 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.136 * [taylor]: Taking taylor expansion of N in N 0.166 * [approximate]: Taking taylor expansion of (- (log (- 1.0 (/ 1 N))) (log (/ -1 N))) in (N) around 0 0.166 * [taylor]: Taking taylor expansion of (- (log (- 1.0 (/ 1 N))) (log (/ -1 N))) in N 0.166 * [taylor]: Taking taylor expansion of (log (- 1.0 (/ 1 N))) in N 0.166 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 N)) in N 0.166 * [taylor]: Taking taylor expansion of 1.0 in N 0.166 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.166 * [taylor]: Taking taylor expansion of N in N 0.167 * [taylor]: Taking taylor expansion of (log (/ -1 N)) in N 0.167 * [taylor]: Taking taylor expansion of (/ -1 N) in N 0.167 * [taylor]: Taking taylor expansion of -1 in N 0.167 * [taylor]: Taking taylor expansion of N in N 0.168 * [taylor]: Taking taylor expansion of (- (log (- 1.0 (/ 1 N))) (log (/ -1 N))) in N 0.168 * [taylor]: Taking taylor expansion of (log (- 1.0 (/ 1 N))) in N 0.168 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 N)) in N 0.168 * [taylor]: Taking taylor expansion of 1.0 in N 0.168 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.168 * [taylor]: Taking taylor expansion of N in N 0.169 * [taylor]: Taking taylor expansion of (log (/ -1 N)) in N 0.169 * [taylor]: Taking taylor expansion of (/ -1 N) in N 0.169 * [taylor]: Taking taylor expansion of -1 in N 0.169 * [taylor]: Taking taylor expansion of N in N 0.208 * * * [progress]: simplifying candidates 0.209 * [simplify]: Simplifying using # : (expm1 (log (+ N 1.0))) (log1p (log (+ N 1.0))) (log (* (cbrt (+ N 1.0)) (cbrt (+ N 1.0)))) (log (cbrt (+ N 1.0))) (log (sqrt (+ N 1.0))) (log (sqrt (+ N 1.0))) (log 1) (log (+ N 1.0)) (log 1) (log (+ N 1.0)) (log (+ (pow N 3) (pow 1.0 3))) (log (+ (* N N) (- (* 1.0 1.0) (* N 1.0)))) (log (- (* N N) (* 1.0 1.0))) (log (- N 1.0)) (log (+ N 1.0)) (log (log (+ N 1.0))) (exp (log (+ N 1.0))) (* (cbrt (log (+ N 1.0))) (cbrt (log (+ N 1.0)))) (cbrt (log (+ N 1.0))) (* (* (log (+ N 1.0)) (log (+ N 1.0))) (log (+ N 1.0))) (sqrt (log (+ N 1.0))) (sqrt (log (+ N 1.0))) (fma 1 (log (+ N 1.0)) (- (* (log N) 1))) (fma (- (log N)) 1 (* (log N) 1)) (fma 1 (log (+ N 1.0)) (- (* (cbrt (log N)) (* (cbrt (log N)) (cbrt (log N)))))) (fma (- (cbrt (log N))) (* (cbrt (log N)) (cbrt (log N))) (* (cbrt (log N)) (* (cbrt (log N)) (cbrt (log N))))) (fma 1 (log (+ N 1.0)) (- (* (sqrt (log N)) (sqrt (log N))))) (fma (- (sqrt (log N))) (sqrt (log N)) (* (sqrt (log N)) (sqrt (log N)))) (fma 1 (log (+ N 1.0)) (- (* (log N) 1))) (fma (- (log N)) 1 (* (log N) 1)) (fma (* (cbrt (log (+ N 1.0))) (cbrt (log (+ N 1.0)))) (cbrt (log (+ N 1.0))) (- (* (log N) 1))) (fma (- (log N)) 1 (* (log N) 1)) (fma (* (cbrt (log (+ N 1.0))) (cbrt (log (+ N 1.0)))) (cbrt (log (+ N 1.0))) (- (* (cbrt (log N)) (* (cbrt (log N)) (cbrt (log N)))))) (fma (- (cbrt (log N))) (* (cbrt (log N)) (cbrt (log N))) (* (cbrt (log N)) (* (cbrt (log N)) (cbrt (log N))))) (fma (* (cbrt (log (+ N 1.0))) (cbrt (log (+ N 1.0)))) (cbrt (log (+ N 1.0))) (- (* (sqrt (log N)) (sqrt (log N))))) (fma (- (sqrt (log N))) (sqrt (log N)) (* (sqrt (log N)) (sqrt (log N)))) (fma (* (cbrt (log (+ N 1.0))) (cbrt (log (+ N 1.0)))) (cbrt (log (+ N 1.0))) (- (* (log N) 1))) (fma (- (log N)) 1 (* (log N) 1)) (fma (sqrt (log (+ N 1.0))) (sqrt (log (+ N 1.0))) (- (* (log N) 1))) (fma (- (log N)) 1 (* (log N) 1)) (fma (sqrt (log (+ N 1.0))) (sqrt (log (+ N 1.0))) (- (* (cbrt (log N)) (* (cbrt (log N)) (cbrt (log N)))))) (fma (- (cbrt (log N))) (* (cbrt (log N)) (cbrt (log N))) (* (cbrt (log N)) (* (cbrt (log N)) (cbrt (log N))))) (fma (sqrt (log (+ N 1.0))) (sqrt (log (+ N 1.0))) (- (* (sqrt (log N)) (sqrt (log N))))) (fma (- (sqrt (log N))) (sqrt (log N)) (* (sqrt (log N)) (sqrt (log N)))) (fma (sqrt (log (+ N 1.0))) (sqrt (log (+ N 1.0))) (- (* (log N) 1))) (fma (- (log N)) 1 (* (log N) 1)) (fma 1 (log (+ N 1.0)) (- (* (log N) 1))) (fma (- (log N)) 1 (* (log N) 1)) (fma 1 (log (+ N 1.0)) (- (* (cbrt (log N)) (* (cbrt (log N)) (cbrt (log N)))))) (fma (- (cbrt (log N))) (* (cbrt (log N)) (cbrt (log N))) (* (cbrt (log N)) (* (cbrt (log N)) (cbrt (log N))))) (fma 1 (log (+ N 1.0)) (- (* (sqrt (log N)) (sqrt (log N))))) (fma (- (sqrt (log N))) (sqrt (log N)) (* (sqrt (log N)) (sqrt (log N)))) (fma 1 (log (+ N 1.0)) (- (* (log N) 1))) (fma (- (log N)) 1 (* (log N) 1)) (expm1 (- (log (+ N 1.0)) (log N))) (log1p (- (log (+ N 1.0)) (log N))) (- (log N)) (- (log N)) (- (log N)) (- (log N)) (/ (+ N 1.0) N) (log (- (log (+ N 1.0)) (log N))) (exp (- (log (+ N 1.0)) (log N))) (* (cbrt (- (log (+ N 1.0)) (log N))) (cbrt (- (log (+ N 1.0)) (log N)))) (cbrt (- (log (+ N 1.0)) (log N))) (* (* (- (log (+ N 1.0)) (log N)) (- (log (+ N 1.0)) (log N))) (- (log (+ N 1.0)) (log N))) (sqrt (- (log (+ N 1.0)) (log N))) (sqrt (- (log (+ N 1.0)) (log N))) (- (pow (log (+ N 1.0)) 3) (pow (log N) 3)) (+ (* (log (+ N 1.0)) (log (+ N 1.0))) (+ (* (log N) (log N)) (* (log (+ N 1.0)) (log N)))) (- (log N)) (- (* (log (+ N 1.0)) (log (+ N 1.0))) (* (log N) (log N))) (+ (log (+ N 1.0)) (log N)) (+ (sqrt (log (+ N 1.0))) (sqrt (log N))) (- (sqrt (log (+ N 1.0))) (sqrt (log N))) (- (log (+ N 1.0)) (log N)) (- (log (+ N 1.0)) (log N)) (- (log (+ N 1.0)) (log N)) (- (log (+ N 1.0)) (log N)) (- (log (+ N 1.0)) (log (* (cbrt N) (cbrt N)))) (- (log (+ N 1.0)) (log (sqrt N))) (- (log (+ N 1.0)) (log 1)) (- (log (cbrt (+ N 1.0))) (log N)) (- (log (sqrt (+ N 1.0))) (log N)) (- (log (+ N 1.0)) (log N)) (- (log (+ N 1.0)) (log N)) (+ (log (+ (* N N) (- (* 1.0 1.0) (* N 1.0)))) (log N)) (+ (log (- N 1.0)) (log N)) (- (log N)) (- (+ (* 1.0 N) (log 1.0)) (* 1/2 (/ (pow N 2) (pow 1.0 2)))) (- (* 1.0 (/ 1 N)) (+ (* 0.5 (/ 1 (pow N 2))) (log (/ 1 N)))) (- (+ (* 1.0 (/ 1 N)) (log -1)) (+ (* 0.5 (/ 1 (pow N 2))) (log (/ -1 N)))) (- (+ (* 1.0 N) (log 1.0)) (+ (* 1/2 (/ (pow N 2) (pow 1.0 2))) (log N))) (- (+ (* 0.3333333333333333 (/ 1 (pow N 3))) (* 1.0 (/ 1 N))) (* 0.5 (/ 1 (pow N 2)))) (- (+ (* 0.3333333333333333 (/ 1 (pow N 3))) (* 1.0 (/ 1 N))) (* 0.5 (/ 1 (pow N 2)))) 0.214 * * [simplify]: iteration 0 : 277 enodes (cost 598 ) 0.218 * * [simplify]: iteration 1 : 837 enodes (cost 444 ) 0.235 * * [simplify]: iteration 2 : 3748 enodes (cost 347 ) 0.329 * * [simplify]: iteration 3 : 5001 enodes (cost 345 ) 0.331 * [simplify]: Simplified to: (expm1 (log (+ N 1.0))) (log1p (log (+ N 1.0))) (* 2 (log (cbrt (+ N 1.0)))) (log (cbrt (+ N 1.0))) (log (sqrt (+ N 1.0))) (log (sqrt (+ N 1.0))) 0 (log (+ N 1.0)) 0 (log (+ N 1.0)) (log (+ (pow N 3) (pow 1.0 3))) (log (+ (* N N) (- (* 1.0 1.0) (* N 1.0)))) (log (- (* N N) (* 1.0 1.0))) (log (- N 1.0)) (log (+ N 1.0)) (log (log (+ N 1.0))) (+ N 1.0) (* (cbrt (log (+ N 1.0))) (cbrt (log (+ N 1.0)))) (cbrt (log (+ N 1.0))) (pow (log (+ N 1.0)) 3) (sqrt (log (+ N 1.0))) (sqrt (log (+ N 1.0))) (- (log (+ N 1.0)) (log N)) 0 (- (log (+ N 1.0)) (log N)) 0 (- (log (+ N 1.0)) (log N)) 0 (- (log (+ N 1.0)) (log N)) 0 (+ (pow (cbrt (log (+ N 1.0))) 3) (log (/ 1 N))) 0 (+ (pow (cbrt (log (+ N 1.0))) 3) (log (/ 1 N))) 0 (+ (pow (cbrt (log (+ N 1.0))) 3) (log (/ 1 N))) 0 (+ (pow (cbrt (log (+ N 1.0))) 3) (log (/ 1 N))) 0 (- (log (+ N 1.0)) (log N)) 0 (- (log (+ N 1.0)) (log N)) 0 (- (log (+ N 1.0)) (log N)) 0 (- (log (+ N 1.0)) (log N)) 0 (- (log (+ N 1.0)) (log N)) 0 (- (log (+ N 1.0)) (log N)) 0 (- (log (+ N 1.0)) (log N)) 0 (- (log (+ N 1.0)) (log N)) 0 (expm1 (- (log (+ N 1.0)) (log N))) (log1p (- (log (+ N 1.0)) (log N))) (log (/ 1 N)) (log (/ 1 N)) (log (/ 1 N)) (log (/ 1 N)) (/ (+ N 1.0) N) (log (- (log (+ N 1.0)) (log N))) (/ (+ N 1.0) N) (* (cbrt (- (log (+ N 1.0)) (log N))) (cbrt (- (log (+ N 1.0)) (log N)))) (cbrt (- (log (+ N 1.0)) (log N))) (pow (- (log (+ N 1.0)) (log N)) 3) (sqrt (- (log (+ N 1.0)) (log N))) (sqrt (- (log (+ N 1.0)) (log N))) (- (pow (log (+ N 1.0)) 3) (pow (log N) 3)) (fma (log (+ N 1.0)) (+ (log (+ N 1.0)) (log N)) (* (log N) (log N))) (log (/ 1 N)) (- (* (log (+ N 1.0)) (log (+ N 1.0))) (* (log N) (log N))) (+ (log (+ N 1.0)) (log N)) (+ (sqrt (log (+ N 1.0))) (sqrt (log N))) (- (sqrt (log (+ N 1.0))) (sqrt (log N))) (- (log (+ N 1.0)) (log N)) (- (log (+ N 1.0)) (log N)) (- (log (+ N 1.0)) (log N)) (- (log (+ N 1.0)) (log N)) (- (log (+ N 1.0)) (* 2 (log (cbrt N)))) (- (log (+ N 1.0)) (log (sqrt N))) (log (+ N 1.0)) (- (log (cbrt (+ N 1.0))) (log N)) (- (log (sqrt (+ N 1.0))) (log N)) (- (log (+ N 1.0)) (log N)) (- (log (+ N 1.0)) (log N)) (+ (log (+ (* N N) (- (* 1.0 1.0) (* N 1.0)))) (log N)) (+ (log (- N 1.0)) (log N)) (log (/ 1 N)) (fma 1.0 N (- (log 1.0) (* 1/2 (/ (pow N 2) (pow 1.0 2))))) (fma (/ 1 N) (- 1.0 (/ 0.5 N)) (log N)) (fma 1.0 (/ 1 N) (- (log -1) (fma 0.5 (/ 1 (pow N 2)) (log (/ -1 N))))) (fma 1.0 N (- (log 1.0) (fma 1/2 (/ (pow N 2) (pow 1.0 2)) (log N)))) (+ (* (/ 1 (pow N 2)) (- (/ 0.3333333333333333 N) 0.5)) (/ 1.0 N)) (+ (* (/ 1 (pow N 2)) (- (/ 0.3333333333333333 N) 0.5)) (/ 1.0 N)) 0.331 * * * [progress]: adding candidates to table 0.459 * * [progress]: iteration 2 / 4 0.459 * * * [progress]: picking best candidate 0.466 * * * * [pick]: Picked # 0.466 * * * [progress]: localizing error 0.471 * * * [progress]: generating rewritten candidates 0.471 * * * * [progress]: [ 1 / 2 ] rewriting at (2) 0.474 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.484 * * * [progress]: generating series expansions 0.484 * * * * [progress]: [ 1 / 2 ] generating series at (2) 0.484 * [approximate]: Taking taylor expansion of (log (/ (+ N 1.0) N)) in (N) around 0 0.484 * [taylor]: Taking taylor expansion of (log (/ (+ N 1.0) N)) in N 0.484 * [taylor]: Taking taylor expansion of (/ (+ N 1.0) N) in N 0.484 * [taylor]: Taking taylor expansion of (+ N 1.0) in N 0.484 * [taylor]: Taking taylor expansion of N in N 0.484 * [taylor]: Taking taylor expansion of 1.0 in N 0.484 * [taylor]: Taking taylor expansion of N in N 0.486 * [taylor]: Taking taylor expansion of (log (/ (+ N 1.0) N)) in N 0.486 * [taylor]: Taking taylor expansion of (/ (+ N 1.0) N) in N 0.486 * [taylor]: Taking taylor expansion of (+ N 1.0) in N 0.486 * [taylor]: Taking taylor expansion of N in N 0.486 * [taylor]: Taking taylor expansion of 1.0 in N 0.486 * [taylor]: Taking taylor expansion of N in N 0.504 * [approximate]: Taking taylor expansion of (log (* N (+ (/ 1 N) 1.0))) in (N) around 0 0.504 * [taylor]: Taking taylor expansion of (log (* N (+ (/ 1 N) 1.0))) in N 0.504 * [taylor]: Taking taylor expansion of (* N (+ (/ 1 N) 1.0)) in N 0.504 * [taylor]: Taking taylor expansion of N in N 0.504 * [taylor]: Taking taylor expansion of (+ (/ 1 N) 1.0) in N 0.504 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.504 * [taylor]: Taking taylor expansion of N in N 0.504 * [taylor]: Taking taylor expansion of 1.0 in N 0.506 * [taylor]: Taking taylor expansion of (log (* N (+ (/ 1 N) 1.0))) in N 0.506 * [taylor]: Taking taylor expansion of (* N (+ (/ 1 N) 1.0)) in N 0.506 * [taylor]: Taking taylor expansion of N in N 0.506 * [taylor]: Taking taylor expansion of (+ (/ 1 N) 1.0) in N 0.506 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.506 * [taylor]: Taking taylor expansion of N in N 0.506 * [taylor]: Taking taylor expansion of 1.0 in N 0.532 * [approximate]: Taking taylor expansion of (log (* -1 (* N (- 1.0 (/ 1 N))))) in (N) around 0 0.532 * [taylor]: Taking taylor expansion of (log (* -1 (* N (- 1.0 (/ 1 N))))) in N 0.532 * [taylor]: Taking taylor expansion of (* -1 (* N (- 1.0 (/ 1 N)))) in N 0.532 * [taylor]: Taking taylor expansion of -1 in N 0.532 * [taylor]: Taking taylor expansion of (* N (- 1.0 (/ 1 N))) in N 0.532 * [taylor]: Taking taylor expansion of N in N 0.532 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 N)) in N 0.532 * [taylor]: Taking taylor expansion of 1.0 in N 0.532 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.532 * [taylor]: Taking taylor expansion of N in N 0.535 * [taylor]: Taking taylor expansion of (log (* -1 (* N (- 1.0 (/ 1 N))))) in N 0.535 * [taylor]: Taking taylor expansion of (* -1 (* N (- 1.0 (/ 1 N)))) in N 0.535 * [taylor]: Taking taylor expansion of -1 in N 0.535 * [taylor]: Taking taylor expansion of (* N (- 1.0 (/ 1 N))) in N 0.535 * [taylor]: Taking taylor expansion of N in N 0.535 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 N)) in N 0.535 * [taylor]: Taking taylor expansion of 1.0 in N 0.536 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.536 * [taylor]: Taking taylor expansion of N in N 0.574 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 0.574 * [approximate]: Taking taylor expansion of (/ (+ N 1.0) N) in (N) around 0 0.574 * [taylor]: Taking taylor expansion of (/ (+ N 1.0) N) in N 0.574 * [taylor]: Taking taylor expansion of (+ N 1.0) in N 0.574 * [taylor]: Taking taylor expansion of N in N 0.574 * [taylor]: Taking taylor expansion of 1.0 in N 0.574 * [taylor]: Taking taylor expansion of N in N 0.575 * [taylor]: Taking taylor expansion of (/ (+ N 1.0) N) in N 0.575 * [taylor]: Taking taylor expansion of (+ N 1.0) in N 0.575 * [taylor]: Taking taylor expansion of N in N 0.575 * [taylor]: Taking taylor expansion of 1.0 in N 0.575 * [taylor]: Taking taylor expansion of N in N 0.581 * [approximate]: Taking taylor expansion of (* N (+ (/ 1 N) 1.0)) in (N) around 0 0.581 * [taylor]: Taking taylor expansion of (* N (+ (/ 1 N) 1.0)) in N 0.581 * [taylor]: Taking taylor expansion of N in N 0.581 * [taylor]: Taking taylor expansion of (+ (/ 1 N) 1.0) in N 0.581 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.581 * [taylor]: Taking taylor expansion of N in N 0.582 * [taylor]: Taking taylor expansion of 1.0 in N 0.582 * [taylor]: Taking taylor expansion of (* N (+ (/ 1 N) 1.0)) in N 0.582 * [taylor]: Taking taylor expansion of N in N 0.582 * [taylor]: Taking taylor expansion of (+ (/ 1 N) 1.0) in N 0.582 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.582 * [taylor]: Taking taylor expansion of N in N 0.582 * [taylor]: Taking taylor expansion of 1.0 in N 0.595 * [approximate]: Taking taylor expansion of (* -1 (* N (- 1.0 (/ 1 N)))) in (N) around 0 0.595 * [taylor]: Taking taylor expansion of (* -1 (* N (- 1.0 (/ 1 N)))) in N 0.595 * [taylor]: Taking taylor expansion of -1 in N 0.596 * [taylor]: Taking taylor expansion of (* N (- 1.0 (/ 1 N))) in N 0.596 * [taylor]: Taking taylor expansion of N in N 0.596 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 N)) in N 0.596 * [taylor]: Taking taylor expansion of 1.0 in N 0.596 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.596 * [taylor]: Taking taylor expansion of N in N 0.596 * [taylor]: Taking taylor expansion of (* -1 (* N (- 1.0 (/ 1 N)))) in N 0.596 * [taylor]: Taking taylor expansion of -1 in N 0.596 * [taylor]: Taking taylor expansion of (* N (- 1.0 (/ 1 N))) in N 0.596 * [taylor]: Taking taylor expansion of N in N 0.596 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 N)) in N 0.596 * [taylor]: Taking taylor expansion of 1.0 in N 0.596 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.596 * [taylor]: Taking taylor expansion of N in N 0.619 * * * [progress]: simplifying candidates 0.620 * [simplify]: Simplifying using # : (expm1 (log (/ (+ N 1.0) N))) (log1p (log (/ (+ N 1.0) N))) (log (* (cbrt (/ (+ N 1.0) N)) (cbrt (/ (+ N 1.0) N)))) (log (cbrt (/ (+ N 1.0) N))) (log (sqrt (/ (+ N 1.0) N))) (log (sqrt (/ (+ N 1.0) N))) (log (/ (* (cbrt (+ N 1.0)) (cbrt (+ N 1.0))) (* (cbrt N) (cbrt N)))) (log (/ (cbrt (+ N 1.0)) (cbrt N))) (log (/ (* (cbrt (+ N 1.0)) (cbrt (+ N 1.0))) (sqrt N))) (log (/ (cbrt (+ N 1.0)) (sqrt N))) (log (/ (* (cbrt (+ N 1.0)) (cbrt (+ N 1.0))) 1)) (log (/ (cbrt (+ N 1.0)) N)) (log (/ (sqrt (+ N 1.0)) (* (cbrt N) (cbrt N)))) (log (/ (sqrt (+ N 1.0)) (cbrt N))) (log (/ (sqrt (+ N 1.0)) (sqrt N))) (log (/ (sqrt (+ N 1.0)) (sqrt N))) (log (/ (sqrt (+ N 1.0)) 1)) (log (/ (sqrt (+ N 1.0)) N)) (log (/ 1 (* (cbrt N) (cbrt N)))) (log (/ (+ N 1.0) (cbrt N))) (log (/ 1 (sqrt N))) (log (/ (+ N 1.0) (sqrt N))) (log (/ 1 1)) (log (/ (+ N 1.0) N)) (log (/ 1 (* (cbrt N) (cbrt N)))) (log (/ (+ N 1.0) (cbrt N))) (log (/ 1 (sqrt N))) (log (/ (+ N 1.0) (sqrt N))) (log (/ 1 1)) (log (/ (+ N 1.0) N)) (log 1) (log (/ (+ N 1.0) N)) (log (+ N 1.0)) (log (/ 1 N)) (log (+ N 1.0)) (log N) (log (/ (+ N 1.0) N)) (log (log (/ (+ N 1.0) N))) (exp (log (/ (+ N 1.0) N))) (* (cbrt (log (/ (+ N 1.0) N))) (cbrt (log (/ (+ N 1.0) N)))) (cbrt (log (/ (+ N 1.0) N))) (* (* (log (/ (+ N 1.0) N)) (log (/ (+ N 1.0) N))) (log (/ (+ N 1.0) N))) (sqrt (log (/ (+ N 1.0) N))) (sqrt (log (/ (+ N 1.0) N))) (expm1 (/ (+ N 1.0) N)) (log1p (/ (+ N 1.0) N)) (- (log (+ N 1.0)) (log N)) (log (/ (+ N 1.0) N)) (exp (/ (+ N 1.0) N)) (/ (* (* (+ N 1.0) (+ N 1.0)) (+ N 1.0)) (* (* N N) N)) (* (cbrt (/ (+ N 1.0) N)) (cbrt (/ (+ N 1.0) N))) (cbrt (/ (+ N 1.0) N)) (* (* (/ (+ N 1.0) N) (/ (+ N 1.0) N)) (/ (+ N 1.0) N)) (sqrt (/ (+ N 1.0) N)) (sqrt (/ (+ N 1.0) N)) (- (+ N 1.0)) (- N) (/ (* (cbrt (+ N 1.0)) (cbrt (+ N 1.0))) (* (cbrt N) (cbrt N))) (/ (cbrt (+ N 1.0)) (cbrt N)) (/ (* (cbrt (+ N 1.0)) (cbrt (+ N 1.0))) (sqrt N)) (/ (cbrt (+ N 1.0)) (sqrt N)) (/ (* (cbrt (+ N 1.0)) (cbrt (+ N 1.0))) 1) (/ (cbrt (+ N 1.0)) N) (/ (sqrt (+ N 1.0)) (* (cbrt N) (cbrt N))) (/ (sqrt (+ N 1.0)) (cbrt N)) (/ (sqrt (+ N 1.0)) (sqrt N)) (/ (sqrt (+ N 1.0)) (sqrt N)) (/ (sqrt (+ N 1.0)) 1) (/ (sqrt (+ N 1.0)) N) (/ 1 (* (cbrt N) (cbrt N))) (/ (+ N 1.0) (cbrt N)) (/ 1 (sqrt N)) (/ (+ N 1.0) (sqrt N)) (/ 1 1) (/ (+ N 1.0) N) (/ 1 (* (cbrt N) (cbrt N))) (/ (+ N 1.0) (cbrt N)) (/ 1 (sqrt N)) (/ (+ N 1.0) (sqrt N)) (/ 1 1) (/ (+ N 1.0) N) (/ 1 N) (/ N (+ N 1.0)) (/ (+ N 1.0) (* (cbrt N) (cbrt N))) (/ (+ N 1.0) (sqrt N)) (/ (+ N 1.0) 1) (/ N (cbrt (+ N 1.0))) (/ N (sqrt (+ N 1.0))) (/ N (+ N 1.0)) (/ N (+ N 1.0)) (* N (+ (* N N) (- (* 1.0 1.0) (* N 1.0)))) (* N (- N 1.0)) (- (+ (* 1.0 N) (log 1.0)) (+ (* 1/2 (/ (pow N 2) (pow 1.0 2))) (log N))) (- (+ (* 0.3333333333333333 (/ 1 (pow N 3))) (* 1.0 (/ 1 N))) (* 0.5 (/ 1 (pow N 2)))) (- (+ (* 0.3333333333333333 (/ 1 (pow N 3))) (* 1.0 (/ 1 N))) (* 0.5 (/ 1 (pow N 2)))) (+ (* 1.0 (/ 1 N)) 1) (+ (* 1.0 (/ 1 N)) 1) (+ (* 1.0 (/ 1 N)) 1) 0.624 * * [simplify]: iteration 0 : 243 enodes (cost 383 ) 0.629 * * [simplify]: iteration 1 : 808 enodes (cost 358 ) 0.643 * * [simplify]: iteration 2 : 3663 enodes (cost 347 ) 0.719 * * [simplify]: iteration 3 : 5001 enodes (cost 344 ) 0.721 * [simplify]: Simplified to: (expm1 (log (/ (+ N 1.0) N))) (log1p (log (/ (+ N 1.0) N))) (* 2 (log (cbrt (/ (+ N 1.0) N)))) (log (cbrt (/ (+ N 1.0) N))) (log (sqrt (/ (+ N 1.0) N))) (log (sqrt (/ (+ N 1.0) N))) (* 2 (log (/ (cbrt (+ N 1.0)) (cbrt N)))) (log (/ (cbrt (+ N 1.0)) (cbrt N))) (fma 2 (log (cbrt (+ N 1.0))) (log (/ 1 (sqrt N)))) (log (/ (cbrt (+ N 1.0)) (sqrt N))) (* 2 (log (cbrt (+ N 1.0)))) (log (/ (cbrt (+ N 1.0)) N)) (log (/ (sqrt (+ N 1.0)) (* (cbrt N) (cbrt N)))) (log (/ (sqrt (+ N 1.0)) (cbrt N))) (log (/ (sqrt (+ N 1.0)) (sqrt N))) (log (/ (sqrt (+ N 1.0)) (sqrt N))) (log (sqrt (+ N 1.0))) (log (/ (sqrt (+ N 1.0)) N)) (log (/ 1 (* (cbrt N) (cbrt N)))) (log (/ (+ N 1.0) (cbrt N))) (log (/ 1 (sqrt N))) (log (/ (+ N 1.0) (sqrt N))) 0 (log (/ (+ N 1.0) N)) (log (/ 1 (* (cbrt N) (cbrt N)))) (log (/ (+ N 1.0) (cbrt N))) (log (/ 1 (sqrt N))) (log (/ (+ N 1.0) (sqrt N))) 0 (log (/ (+ N 1.0) N)) 0 (log (/ (+ N 1.0) N)) (log (+ N 1.0)) (log (/ 1 N)) (log (+ N 1.0)) (log N) (log (/ (+ N 1.0) N)) (log (log (/ (+ N 1.0) N))) (/ (+ N 1.0) N) (* (cbrt (log (/ (+ N 1.0) N))) (cbrt (log (/ (+ N 1.0) N)))) (cbrt (log (/ (+ N 1.0) N))) (pow (log (/ (+ N 1.0) N)) 3) (sqrt (log (/ (+ N 1.0) N))) (sqrt (log (/ (+ N 1.0) N))) (expm1 (/ (+ N 1.0) N)) (log1p (/ (+ N 1.0) N)) (log (/ (+ N 1.0) N)) (log (/ (+ N 1.0) N)) (exp (/ (+ N 1.0) N)) (pow (/ (+ N 1.0) N) 3) (* (cbrt (/ (+ N 1.0) N)) (cbrt (/ (+ N 1.0) N))) (cbrt (/ (+ N 1.0) N)) (pow (/ (+ N 1.0) N) 3) (sqrt (/ (+ N 1.0) N)) (sqrt (/ (+ N 1.0) N)) (- (+ N 1.0)) (- N) (/ (* (cbrt (+ N 1.0)) (cbrt (+ N 1.0))) (* (cbrt N) (cbrt N))) (/ (cbrt (+ N 1.0)) (cbrt N)) (/ (* (cbrt (+ N 1.0)) (cbrt (+ N 1.0))) (sqrt N)) (/ (cbrt (+ N 1.0)) (sqrt N)) (* (cbrt (+ N 1.0)) (cbrt (+ N 1.0))) (/ (cbrt (+ N 1.0)) N) (/ (sqrt (+ N 1.0)) (* (cbrt N) (cbrt N))) (/ (sqrt (+ N 1.0)) (cbrt N)) (/ (sqrt (+ N 1.0)) (sqrt N)) (/ (sqrt (+ N 1.0)) (sqrt N)) (sqrt (+ N 1.0)) (/ (sqrt (+ N 1.0)) N) (/ 1 (* (cbrt N) (cbrt N))) (/ (+ N 1.0) (cbrt N)) (/ 1 (sqrt N)) (/ (+ N 1.0) (sqrt N)) 1 (/ (+ N 1.0) N) (/ 1 (* (cbrt N) (cbrt N))) (/ (+ N 1.0) (cbrt N)) (/ 1 (sqrt N)) (/ (+ N 1.0) (sqrt N)) 1 (/ (+ N 1.0) N) (/ 1 N) (/ N (+ N 1.0)) (/ (+ N 1.0) (* (cbrt N) (cbrt N))) (/ (+ N 1.0) (sqrt N)) (+ N 1.0) (/ N (cbrt (+ N 1.0))) (/ N (sqrt (+ N 1.0))) (/ N (+ N 1.0)) (/ N (+ N 1.0)) (fma N (* 1.0 (- 1.0 N)) (pow N 3)) (* N (- N 1.0)) (fma 1.0 N (- (log 1.0) (fma 1/2 (/ (pow N 2) (pow 1.0 2)) (log N)))) (fma (/ 1 N) (- 1.0 (/ 0.5 N)) (/ 0.3333333333333333 (pow N 3))) (fma (/ 1 N) (- 1.0 (/ 0.5 N)) (/ 0.3333333333333333 (pow N 3))) (fma 1.0 (/ 1 N) 1) (fma 1.0 (/ 1 N) 1) (fma 1.0 (/ 1 N) 1) 0.722 * * * [progress]: adding candidates to table 0.846 * * [progress]: iteration 3 / 4 0.846 * * * [progress]: picking best candidate 0.849 * * * * [pick]: Picked # 0.849 * * * [progress]: localizing error 0.854 * * * [progress]: generating rewritten candidates 0.854 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.855 * * * [progress]: generating series expansions 0.855 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.856 * [approximate]: Taking taylor expansion of (log (fma 1.0 (/ 1 N) 1)) in (N) around 0 0.856 * [taylor]: Taking taylor expansion of (log (fma 1.0 (/ 1 N) 1)) in N 0.856 * [taylor]: Taking taylor expansion of (fma 1.0 (/ 1 N) 1) in N 0.856 * [taylor]: Rewrote expression to (+ (* 1.0 (/ 1 N)) 1) 0.856 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 N)) in N 0.856 * [taylor]: Taking taylor expansion of 1.0 in N 0.856 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.856 * [taylor]: Taking taylor expansion of N in N 0.856 * [taylor]: Taking taylor expansion of 1 in N 0.857 * [taylor]: Taking taylor expansion of (log (fma 1.0 (/ 1 N) 1)) in N 0.857 * [taylor]: Taking taylor expansion of (fma 1.0 (/ 1 N) 1) in N 0.857 * [taylor]: Rewrote expression to (+ (* 1.0 (/ 1 N)) 1) 0.857 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 N)) in N 0.857 * [taylor]: Taking taylor expansion of 1.0 in N 0.857 * [taylor]: Taking taylor expansion of (/ 1 N) in N 0.857 * [taylor]: Taking taylor expansion of N in N 0.858 * [taylor]: Taking taylor expansion of 1 in N 0.872 * [approximate]: Taking taylor expansion of (log (fma 1.0 N 1)) in (N) around 0 0.872 * [taylor]: Taking taylor expansion of (log (fma 1.0 N 1)) in N 0.872 * [taylor]: Taking taylor expansion of (fma 1.0 N 1) in N 0.872 * [taylor]: Rewrote expression to (+ (* 1.0 N) 1) 0.872 * [taylor]: Taking taylor expansion of (* 1.0 N) in N 0.872 * [taylor]: Taking taylor expansion of 1.0 in N 0.872 * [taylor]: Taking taylor expansion of N in N 0.872 * [taylor]: Taking taylor expansion of 1 in N 0.873 * [taylor]: Taking taylor expansion of (log (fma 1.0 N 1)) in N 0.873 * [taylor]: Taking taylor expansion of (fma 1.0 N 1) in N 0.873 * [taylor]: Rewrote expression to (+ (* 1.0 N) 1) 0.873 * [taylor]: Taking taylor expansion of (* 1.0 N) in N 0.873 * [taylor]: Taking taylor expansion of 1.0 in N 0.873 * [taylor]: Taking taylor expansion of N in N 0.873 * [taylor]: Taking taylor expansion of 1 in N 0.895 * [approximate]: Taking taylor expansion of (log (fma 1.0 (* -1 N) 1)) in (N) around 0 0.896 * [taylor]: Taking taylor expansion of (log (fma 1.0 (* -1 N) 1)) in N 0.896 * [taylor]: Taking taylor expansion of (fma 1.0 (* -1 N) 1) in N 0.896 * [taylor]: Rewrote expression to (+ (* 1.0 (* -1 N)) 1) 0.896 * [taylor]: Taking taylor expansion of (* 1.0 (* -1 N)) in N 0.896 * [taylor]: Taking taylor expansion of 1.0 in N 0.896 * [taylor]: Taking taylor expansion of (* -1 N) in N 0.896 * [taylor]: Taking taylor expansion of -1 in N 0.896 * [taylor]: Taking taylor expansion of N in N 0.896 * [taylor]: Taking taylor expansion of 1 in N 0.897 * [taylor]: Taking taylor expansion of (log (fma 1.0 (* -1 N) 1)) in N 0.897 * [taylor]: Taking taylor expansion of (fma 1.0 (* -1 N) 1) in N 0.897 * [taylor]: Rewrote expression to (+ (* 1.0 (* -1 N)) 1) 0.897 * [taylor]: Taking taylor expansion of (* 1.0 (* -1 N)) in N 0.897 * [taylor]: Taking taylor expansion of 1.0 in N 0.897 * [taylor]: Taking taylor expansion of (* -1 N) in N 0.897 * [taylor]: Taking taylor expansion of -1 in N 0.897 * [taylor]: Taking taylor expansion of N in N 0.897 * [taylor]: Taking taylor expansion of 1 in N 0.930 * * * [progress]: simplifying candidates 0.931 * [simplify]: Simplifying using # : (expm1 (log (fma 1.0 (/ 1 N) 1))) (log1p (log (fma 1.0 (/ 1 N) 1))) (log (* (cbrt (fma 1.0 (/ 1 N) 1)) (cbrt (fma 1.0 (/ 1 N) 1)))) (log (cbrt (fma 1.0 (/ 1 N) 1))) (log (sqrt (fma 1.0 (/ 1 N) 1))) (log (sqrt (fma 1.0 (/ 1 N) 1))) (log 1) (log (fma 1.0 (/ 1 N) 1)) (log (fma 1.0 (/ 1 N) 1)) (log (log (fma 1.0 (/ 1 N) 1))) (exp (log (fma 1.0 (/ 1 N) 1))) (* (cbrt (log (fma 1.0 (/ 1 N) 1))) (cbrt (log (fma 1.0 (/ 1 N) 1)))) (cbrt (log (fma 1.0 (/ 1 N) 1))) (* (* (log (fma 1.0 (/ 1 N) 1)) (log (fma 1.0 (/ 1 N) 1))) (log (fma 1.0 (/ 1 N) 1))) (sqrt (log (fma 1.0 (/ 1 N) 1))) (sqrt (log (fma 1.0 (/ 1 N) 1))) (- (+ (* 1.0 N) (log 1.0)) (+ (* 1/2 (/ (pow N 2) (pow 1.0 2))) (log N))) (- (+ (* 0.3333333333333333 (/ 1 (pow N 3))) (* 1.0 (/ 1 N))) (* 0.5 (/ 1 (pow N 2)))) (- (+ (* 0.3333333333333333 (/ 1 (pow N 3))) (* 1.0 (/ 1 N))) (* 0.5 (/ 1 (pow N 2)))) 0.934 * * [simplify]: iteration 0 : 91 enodes (cost 102 ) 0.936 * * [simplify]: iteration 1 : 254 enodes (cost 88 ) 0.941 * * [simplify]: iteration 2 : 1042 enodes (cost 81 ) 0.966 * * [simplify]: iteration 3 : 5001 enodes (cost 76 ) 0.967 * [simplify]: Simplified to: (/ 1.0 N) (log1p (log (fma 1.0 (/ 1 N) 1))) (* 2 (log (cbrt (fma 1.0 (/ 1 N) 1)))) (log (cbrt (fma 1.0 (/ 1 N) 1))) (log (sqrt (fma 1.0 (/ 1 N) 1))) (log (sqrt (fma 1.0 (/ 1 N) 1))) 0 (log1p (/ 1.0 N)) (log1p (/ 1.0 N)) (log (log (fma 1.0 (/ 1 N) 1))) (fma 1.0 (/ 1 N) 1) (* (cbrt (log (fma 1.0 (/ 1 N) 1))) (cbrt (log (fma 1.0 (/ 1 N) 1)))) (cbrt (log (fma 1.0 (/ 1 N) 1))) (pow (log1p (/ 1.0 N)) 3) (sqrt (log (fma 1.0 (/ 1 N) 1))) (sqrt (log (fma 1.0 (/ 1 N) 1))) (fma N 1.0 (- (log 1.0) (fma 1/2 (/ (pow N 2) (pow 1.0 2)) (log N)))) (fma (/ 1 (pow N 2)) (- (/ 0.3333333333333333 N) 0.5) (/ 1.0 N)) (fma (/ 1 (pow N 2)) (- (/ 0.3333333333333333 N) 0.5) (/ 1.0 N)) 0.967 * * * [progress]: adding candidates to table 1.000 * * [progress]: iteration 4 / 4 1.000 * * * [progress]: picking best candidate 1.001 * * * * [pick]: Picked # 1.001 * * * [progress]: localizing error 1.006 * * * [progress]: generating rewritten candidates 1.006 * * * [progress]: generating series expansions 1.006 * * * [progress]: simplifying candidates 1.006 * [simplify]: Simplifying using # : 1.009 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 1.009 * [simplify]: Simplified to: 1.009 * * * [progress]: adding candidates to table 1.009 * [progress]: [Phase 3 of 3] Extracting. 1.010 * [simplify]: Simplifying using # : (+ 0 (log1p (/ 1.0 N))) 1.011 * * [simplify]: iteration 0 : 7 enodes (cost 2 ) 1.011 * * [simplify]: iteration 1 : 9 enodes (cost 2 ) 1.011 * * [simplify]: iteration 2 : 9 enodes (cost 2 ) 1.011 * [simplify]: Simplified to: (log1p (/ 1.0 N)) 2.349 * [regime-testing]: End program error score: 0.007625953244155519