Details

Time bar (total: 5.8s)

sample23.0ms

Algorithm
intervals
Results
10.0ms256×body80valid
3.0ms256×pre80true

simplify5.6s

Counts
1 → 1
Iterations

Useful iterations: 4 (3.5s)

IterNodesCost
01025
13225
216823
389419
4335315
done500015

prune7.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.2b

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* 2.0 2.0) (/ 1.0 (* i i)))
0.2b
(/ 1.0 (* i i))
0.3b
(/ 1 (* (- (* 2.0 2.0) (/ 1.0 (* i i))) (* 2.0 2.0)))

rewrite137.0ms

Algorithm
rewrite-expression-head
Rules
29×add-exp-log
17×add-cbrt-cube
11×add-sqr-sqrt
10×times-frac prod-exp
pow1 add-cube-cbrt *-un-lft-identity
div-exp
prod-diff
associate-/l*
cbrt-undiv add-log-exp
cbrt-unprod
expm1-log1p-u rec-exp pow-flip 1-exp pow-prod-down log1p-expm1-u div-inv
flip3-- frac-2neg associate-*l/ clear-num associate-/r* associate-/r/ flip-- difference-of-squares
sub-neg fma-neg diff-log inv-pow
Counts
3 → 84
Calls
3 calls:
34.0ms
(- (* 2.0 2.0) (/ 1.0 (* i i)))
10.0ms
(/ 1.0 (* i i))
87.0ms
(/ 1 (* (- (* 2.0 2.0) (/ 1.0 (* i i))) (* 2.0 2.0)))

series1.0ms