Details

Time bar (total: 2.8s)

sample104.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 48.60909%

Space saved by search: 0.048828%

Guaranteed chance to sample good point: 0%

Results
37.0ms103×body1280valid
16.0ms75×body640valid
5.0ms43×body320valid
1.0ms18×body160valid
1.0ms17×body80valid

simplify43.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0159
1249
2329
3449
4599
51749
611539
750019

prune2.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 57.6b

Counts
2 → 1

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (exp x) (exp (neg x)))
1.5b
(/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
5.6b
(- (exp x) (exp (neg x)))

rewrite21.0ms

Algorithm
rewrite-expression-head
Rules
40×*-un-lft-identity
26×add-sqr-sqrt
20×times-frac
14×add-cube-cbrt
distribute-lft-out add-log-exp
distribute-lft-out-- difference-of-squares
add-exp-log add-cbrt-cube associate-/l*
associate-/r*
pow1
flip3-- flip3-+ associate-/r/ flip-- flip-+ associate-/l/
cbrt-undiv +-commutative sub-neg frac-2neg diff-log div-sub tanh-undef div-exp clear-num sum-log div-inv
Counts
3 → 73
Calls
3 calls:
4.0ms
(+ (exp x) (exp (neg x)))
10.0ms
(/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
5.0ms
(- (exp x) (exp (neg x)))

series23.0ms

Counts
3 → 9
Calls
3 calls:
4.0ms
(+ (exp x) (exp (neg x)))
14.0ms
(/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
5.0ms
(- (exp x) (exp (neg x)))

simplify244.0ms

Algorithm
egg-herbie
Counts
82 → 82
Iterations

Useful iterations: 2 (26.0ms)

IterNodesCost
0285936
1951868
24961857
35001857

prune77.0ms

Filtered
59 candidates to 82 candidates (-39.0%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New81182
Fresh000
Picked011
Done000
Total81283

Merged error: 0.0b

Counts
83 → 2

localize2.0ms

Local error

Found 1 expressions with local error:

0.0b
(tanh x)

rewrite1.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt *-un-lft-identity add-cbrt-cube tanh-def add-log-exp
Counts
1 → 10
Calls
1 calls:
1.0ms
(tanh x)

series14.0ms

Counts
1 → 3
Calls
1 calls:
14.0ms
(tanh x)

simplify78.0ms

Algorithm
egg-herbie
Counts
13 → 13
Iterations

Useful iterations: 1 (3.0ms)

IterNodesCost
09248
120645
261945
3320345
4500245

prune17.0ms

Filtered
11 candidates to 13 candidates (-18.2%)
Pruning

3 alts after pruning (1 fresh and 2 done)

PrunedKeptTotal
New12113
Fresh000
Picked011
Done011
Total12315

Merged error: 0b

Counts
15 → 3

localize5.0ms

Local error

Found 3 expressions with local error:

0.0b
(log (tanh x))
0.0b
(tanh x)
2.6b
(exp (log (tanh x)))

rewrite8.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt add-cube-cbrt log-div log-prod *-un-lft-identity
pow1
add-exp-log exp-prod
exp-diff exp-sum add-cbrt-cube tanh-def add-log-exp
log-pow
rem-log-exp rem-exp-log
Counts
3 → 43
Calls
3 calls:
2.0ms
(log (tanh x))
1.0ms
(tanh x)
5.0ms
(exp (log (tanh x)))

series58.0ms

Counts
3 → 9
Calls
3 calls:
29.0ms
(log (tanh x))
14.0ms
(tanh x)
14.0ms
(exp (log (tanh x)))

simplify44.0ms

Algorithm
egg-herbie
Counts
52 → 52
Iterations

Useful iterations: 3 (40.0ms)

IterNodesCost
0170207
1432192
21479191
35001185

prune52.0ms

Filtered
37 candidates to 52 candidates (-40.5%)
Pruning

3 alts after pruning (0 fresh and 3 done)

PrunedKeptTotal
New52052
Fresh000
Picked011
Done022
Total52355

Merged error: 0b

Counts
55 → 3

regimes54.0ms

Accuracy

0% (0.0b remaining)

Error of 0.0b against oracle of 0.0b and baseline of 0.0b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
021

end0.0ms

sample2.0s

Algorithm
intervals
sampling

Space saved by range analysis: 48.60909%

Space saved by search: 0.048828%

Guaranteed chance to sample good point: 0%

Results
1.1s3282×body1280valid
502.0ms2450×body640valid
164.0ms1275×body320valid
50.0ms593×body160valid
21.0ms400×body80valid
0.0msbody80overflowed

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