Details

Time bar (total: 4.4s)

sample117.0ms

Algorithm
intervals
Results
43.0ms218×body5120exit
35.0ms109×body1280valid
16.0ms76×body640valid
5.0ms40×body320valid
1.0ms18×body160valid
1.0ms13×body80valid

simplify77.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (75.0ms)

IterNodesCost
0499413
1499413

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 57.3b

Counts
2 → 1

localize7.0ms

Local error

Found 2 expressions with local error:

0.5b
(/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
5.4b
(- (exp x) (exp (neg x)))

rewrite16.0ms

Algorithm
rewrite-expression-head
Rules
37×*-un-lft-identity
25×add-sqr-sqrt
20×times-frac
13×add-cube-cbrt
distribute-lft-out distribute-lft-out-- difference-of-squares
associate-/l*
add-exp-log associate-/r* add-cbrt-cube add-log-exp
pow1 flip3-- associate-/r/ flip-- associate-/l/
cbrt-undiv sub-neg frac-2neg flip3-+ diff-log div-sub tanh-undef div-exp clear-num flip-+ div-inv
Counts
2 → 61
Calls
2 calls:
10.0ms
(/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
5.0ms
(- (exp x) (exp (neg x)))

series18.0ms

Counts
2 → 6
Calls
2 calls:
13.0ms
(/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
5.0ms
(- (exp x) (exp (neg x)))

simplify55.0ms

Algorithm
egg-herbie
Counts
67 → 67
Iterations

Useful iterations: 0 (47.0ms)

IterNodesCost
052361094

prune67.0ms

Filtered
45 candidates to 67 candidates (-48.9%)
Pruning

3 alts after pruning (2 fresh and 1 done)

PrunedKeptTotal
New65267
Fresh000
Picked011
Done000
Total65368

Merged error: 0b

Counts
68 → 3

localize4.0ms

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:
13.0ms
(tanh x)

simplify33.0ms

Algorithm
egg-herbie
Counts
13 → 13
Iterations

Useful iterations: 0 (30.0ms)

IterNodesCost
0573579

prune16.0ms

Filtered
10 candidates to 13 candidates (-30.0%)
Pruning

3 alts after pruning (1 fresh and 2 done)

PrunedKeptTotal
New13013
Fresh011
Picked011
Done011
Total13316

Merged error: 0b

Counts
16 → 3

localize8.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3)))
0.0b
(+ (* (pow x 5) 2/15) (* (pow x 3) -1/3))
0.0b
(* (pow x 5) 2/15)
0.1b
(* (pow x 3) -1/3)

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
23×add-sqr-sqrt
19×associate-*l*
14×add-exp-log
13×*-un-lft-identity
11×add-cube-cbrt add-log-exp
unpow-prod-down add-cbrt-cube
unswap-sqr
associate-*r* prod-exp
pow1 cube-prod sum-log sqr-pow
+-commutative pow-to-exp flip3-+ pow-exp *-commutative cbrt-unprod flip-+
cube-mult associate-+r+ unpow3 distribute-lft-out
Counts
4 → 81
Calls
4 calls:
5.0ms
(+ x (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3)))
4.0ms
(+ (* (pow x 5) 2/15) (* (pow x 3) -1/3))
5.0ms
(* (pow x 5) 2/15)
5.0ms
(* (pow x 3) -1/3)

series27.0ms

Counts
4 → 12
Calls
4 calls:
5.0ms
(+ x (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3)))
13.0ms
(+ (* (pow x 5) 2/15) (* (pow x 3) -1/3))
4.0ms
(* (pow x 5) 2/15)
4.0ms
(* (pow x 3) -1/3)

simplify38.0ms

Algorithm
egg-herbie
Counts
93 → 93
Iterations

Useful iterations: 0 (30.0ms)

IterNodesCost
04934892
14934892

prune136.0ms

Filtered
65 candidates to 93 candidates (-43.1%)
Pruning

3 alts after pruning (0 fresh and 3 done)

PrunedKeptTotal
New93093
Fresh000
Picked011
Done022
Total93396

Merged error: 0b

Counts
96 → 3

regimes56.0ms

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
022
122

end0.0ms

sample3.6s

Algorithm
intervals
Results
1.6s7618×body5120exit
1.1s3243×body1280valid
486.0ms2446×body640valid
159.0ms1243×body320valid
51.0ms643×body160valid
17.0ms425×body80valid

Profiling

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