Details

Time bar (total: 2.9s)

sample20.0ms

Algorithm
intervals
Results
10.0ms302×body80valid

simplify9.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0144
1214
2254
3284
4294
5294

prune2.0ms

Filtered
1 candidates to 0 candidates (0.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 0.0b

Counts
2 → 1

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (* x y) 2.0)
0.0b
(- (/ (* x y) 2.0) (/ z 8.0))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
109×times-frac
91×prod-diff
86×add-sqr-sqrt
83×*-un-lft-identity
81×add-cube-cbrt
22×div-inv
7×add-exp-log fma-neg add-cbrt-cube
4×add-log-exp
3×associate-/r*
2×pow1 cbrt-undiv expm1-log1p-u div-exp log1p-expm1-u difference-of-squares
1×sub-neg flip3-- frac-2neg diff-log prod-exp clear-num frac-sub flip-- cbrt-unprod associate-/l* distribute-lft-out--
Counts
2 → 139
Calls
2 calls:
4.0ms
(/ (* x y) 2.0)
13.0ms
(- (/ (* x y) 2.0) (/ z 8.0))

series63.0ms

Counts
2 → 6
Calls
2 calls:
19.0ms
(/ (* x y) 2.0)
44.0ms
(- (/ (* x y) 2.0) (/ z 8.0))

simplify64.0ms

Algorithm
egg-herbie
Counts
145 → 145
Iterations

Useful iterations: 2 (45.0ms)

IterNodesCost
06002532
119771757
250021552

prune127.0ms

Filtered
145 candidates to 54 candidates (37.2%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New1432145
Fresh000
Picked101
Done000
Total1442146

Merged error: 0b

Counts
146 → 2

localize8.0ms

Local error

Found 1 expressions with local error:

0.0b
(fma (/ x 1) (/ y 2.0) (- (/ z 8.0)))

rewrite1.0ms

Algorithm
rewrite-expression-head
Rules
1×pow1 add-exp-log add-sqr-sqrt expm1-log1p-u add-cube-cbrt *-un-lft-identity add-cbrt-cube fma-udef log1p-expm1-u add-log-exp
Counts
1 → 10
Calls
1 calls:
1.0ms
(fma (/ x 1) (/ y 2.0) (- (/ z 8.0)))

series43.0ms

Counts
1 → 3
Calls
1 calls:
43.0ms
(fma (/ x 1) (/ y 2.0) (- (/ z 8.0)))

simplify37.0ms

Algorithm
egg-herbie
Counts
13 → 13
Iterations

Useful iterations: 1 (3.0ms)

IterNodesCost
04686
110374
230374
3132074
4500174

prune26.0ms

Filtered
13 candidates to 11 candidates (84.6%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New13013
Fresh011
Picked011
Done000
Total13215

Merged error: 0b

Counts
15 → 2

localize22.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (* x y) 2.0)
0.0b
(- (/ (* x y) 2.0) (pow (/ (cbrt z) (cbrt 8.0)) 3))
0.6b
(cbrt z)
0.6b
(pow (/ (cbrt z) (cbrt 8.0)) 3)

rewrite140.0ms

Algorithm
rewrite-expression-head
Rules
848×times-frac
620×add-sqr-sqrt
602×prod-diff
591×*-un-lft-identity
589×add-cube-cbrt
587×cbrt-prod
325×unpow-prod-down cube-prod
104×div-inv
12×add-exp-log difference-of-squares
10×add-cbrt-cube
9×sqr-pow
8×cube-mult unpow3
7×fma-neg
6×add-log-exp
5×pow1
4×expm1-log1p-u log1p-expm1-u
3×cbrt-undiv pow-unpow div-exp associate-/r*
2×cube-div pow-exp rem-cube-cbrt
1×pow-to-exp sub-neg flip3-- pow-pow frac-2neg pow1/3 diff-log prod-exp clear-num frac-sub flip-- cbrt-unprod associate-/l* distribute-lft-out--
Counts
4 → 775
Calls
4 calls:
4.0ms
(/ (* x y) 2.0)
57.0ms
(- (/ (* x y) 2.0) (pow (/ (cbrt z) (cbrt 8.0)) 3))
1.0ms
(cbrt z)
9.0ms
(pow (/ (cbrt z) (cbrt 8.0)) 3)

series634.0ms

Counts
4 → 12
Calls
4 calls:
18.0ms
(/ (* x y) 2.0)
118.0ms
(- (/ (* x y) 2.0) (pow (/ (cbrt z) (cbrt 8.0)) 3))
172.0ms
(cbrt z)
325.0ms
(pow (/ (cbrt z) (cbrt 8.0)) 3)

simplify243.0ms

Algorithm
egg-herbie
Counts
787 → 787
Iterations

Useful iterations: 1 (38.0ms)

IterNodesCost
0180327301
1500218625

prune959.0ms

Filtered
787 candidates to 189 candidates (24.0%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New7870787
Fresh000
Picked011
Done011
Total7872789

Merged error: 0b

Counts
789 → 2

regimes87.0ms

Accuracy

100% (0b remaining)

Error of 0b against oracle of 0b and baseline of 0b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0155
1155

end0.0ms

sample399.0ms

Algorithm
intervals
Results
224.0ms9078×body80valid