Details

Time bar (total: 3.7s)

sample104.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 50.021362%

Guaranteed chance to sample good point: 99.981682%

Results
54.0ms106×body1280valid
25.0ms89×body640valid
8.0ms45×body320valid
2.0ms14×body160valid
0.0msbody80valid

simplify12.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0186
1256
2406
3616
4886
51046
61136
71136

prune2.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 59.6b

Counts
2 → 1

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (+ 1.0 x) (- 1.0 x))
3.9b
(log (/ (+ 1.0 x) (- 1.0 x)))

rewrite21.0ms

Algorithm
rewrite-expression-head
Rules
63×*-un-lft-identity
41×add-sqr-sqrt
40×times-frac
26×log-prod
23×add-cube-cbrt
11×distribute-lft-out
distribute-lft-out-- difference-of-squares
add-exp-log
associate-/r*
associate-/r/ add-cbrt-cube associate-/l*
pow1
flip3-- div-exp rem-log-exp flip-- div-inv associate-/l/ add-log-exp
cbrt-undiv log-div frac-2neg flip3-+ clear-num log-pow flip-+
Counts
2 → 82
Calls
2 calls:
7.0ms
(/ (+ 1.0 x) (- 1.0 x))
11.0ms
(log (/ (+ 1.0 x) (- 1.0 x)))

series9.0ms

Counts
2 → 6
Calls
2 calls:
3.0ms
(/ (+ 1.0 x) (- 1.0 x))
6.0ms
(log (/ (+ 1.0 x) (- 1.0 x)))

simplify119.0ms

Algorithm
egg-herbie
Counts
88 → 88
Iterations

Useful iterations: 2 (25.0ms)

IterNodesCost
0318660
11025624
24261602
35003602

prune128.0ms

Filtered
58 candidates to 88 candidates (-51.7%)
Pruning

1 alts after pruning (1 fresh and 0 done)

PrunedKeptTotal
New87188
Fresh000
Picked101
Done000
Total88189

Merged error: 0.0b

Counts
89 → 1

localize13.0ms

Local error

Found 1 expressions with local error:

0.0b
(* 2.0 (/ (pow x 2) (pow 1.0 2)))

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
80×times-frac
69×add-sqr-sqrt
68×associate-*r*
56×unpow-prod-down
35×add-cube-cbrt *-un-lft-identity
24×add-exp-log unpow2 sqr-pow
17×unswap-sqr
10×prod-exp
div-exp
pow-to-exp pow-exp add-cbrt-cube
pow1 associate-*l*
cbrt-unprod
cbrt-undiv associate-*r/ pow-prod-down *-commutative div-inv add-log-exp
Counts
1 → 110
Calls
1 calls:
20.0ms
(* 2.0 (/ (pow x 2) (pow 1.0 2)))

series5.0ms

Counts
1 → 3
Calls
1 calls:
5.0ms
(* 2.0 (/ (pow x 2) (pow 1.0 2)))

simplify51.0ms

Algorithm
egg-herbie
Counts
113 → 113
Iterations

Useful iterations: 2 (42.0ms)

IterNodesCost
0528643
12205526
25001525

prune203.0ms

Filtered
68 candidates to 113 candidates (-66.2%)
Pruning

1 alts after pruning (0 fresh and 1 done)

PrunedKeptTotal
New1130113
Fresh000
Picked011
Done000
Total1131114

Merged error: 0.0b

Counts
114 → 1

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02012
12012

end0.0ms

sample2.9s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 50.021362%

Guaranteed chance to sample good point: 99.981682%

Results
1.7s3420×body1280valid
736.0ms2503×body640valid
230.0ms1283×body320valid
72.0ms610×body160valid
10.0ms184×body80valid
0.0msbody80nan

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