Details

Time bar (total: 1.4s)

sample20.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 100%

Results
8.0ms287×body80valid

simplify6.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0144
1214
2244
3254
4254

prune3.0ms

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))

rewrite15.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
add-exp-log add-cbrt-cube
*-un-lft-identity
add-cube-cbrt times-frac add-log-exp
associate-/r*
pow1 cbrt-undiv div-exp difference-of-squares
sub-neg flip3-- frac-2neg diff-log prod-exp clear-num frac-sub flip-- cbrt-unprod div-inv associate-/l* distribute-lft-out--
Counts
2 → 37
Calls
2 calls:
4.0ms
(/ (* x y) 2.0)
10.0ms
(- (/ (* x y) 2.0) (/ z 8.0))

series15.0ms

Counts
2 → 6
Calls
2 calls:
7.0ms
(/ (* x y) 2.0)
8.0ms
(- (/ (* x y) 2.0) (/ z 8.0))

simplify71.0ms

Algorithm
egg-herbie
Counts
43 → 43
Iterations

Useful iterations: 2 (18.0ms)

IterNodesCost
0209217
1779198
23389197
35001197

prune44.0ms

Filtered
31 candidates to 43 candidates (-38.7%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New42143
Fresh000
Picked011
Done000
Total42244

Merged error: 0.0b

Counts
44 → 2

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (/ x (/ 2.0 y)) (/ z 8.0))
0.2b
(/ x (/ 2.0 y))

rewrite39.0ms

Algorithm
rewrite-expression-head
Rules
86×times-frac
65×add-sqr-sqrt
50×*-un-lft-identity
44×add-cube-cbrt
13×associate-/r*
add-exp-log add-cbrt-cube
difference-of-squares
div-inv
add-log-exp
cbrt-undiv div-exp associate-/l*
pow1 distribute-lft-out--
sub-neg flip3-- frac-2neg diff-log clear-num associate-/r/ frac-sub flip--
Counts
2 → 91
Calls
2 calls:
28.0ms
(- (/ x (/ 2.0 y)) (/ z 8.0))
7.0ms
(/ x (/ 2.0 y))

series11.0ms

Counts
2 → 6
Calls
2 calls:
8.0ms
(- (/ x (/ 2.0 y)) (/ z 8.0))
3.0ms
(/ x (/ 2.0 y))

simplify40.0ms

Algorithm
egg-herbie
Counts
97 → 97
Iterations

Useful iterations: 2 (32.0ms)

IterNodesCost
0440653
11589629
25002627

prune113.0ms

Filtered
79 candidates to 97 candidates (-22.8%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New96197
Fresh000
Picked101
Done011
Total97299

Merged error: 0b

Counts
99 → 2

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* x 8.0) (* (/ 2.0 y) z))
0.2b
(* (/ 2.0 y) z)
7.2b
(/ (- (* x 8.0) (* (/ 2.0 y) z)) (* (/ 2.0 y) 8.0))

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
17×add-exp-log add-cbrt-cube
13×add-cube-cbrt *-un-lft-identity times-frac associate-*l*
pow1 cbrt-undiv div-exp add-log-exp
prod-exp cbrt-unprod
associate-*r* associate-/l*
flip3-- associate-*l/ flip-- div-inv associate-/l/ unswap-sqr
sub-neg frac-2neg diff-log div-sub pow-prod-down clear-num associate-/r* associate-/r/ *-commutative
Counts
3 → 71
Calls
3 calls:
3.0ms
(- (* x 8.0) (* (/ 2.0 y) z))
6.0ms
(* (/ 2.0 y) z)
8.0ms
(/ (- (* x 8.0) (* (/ 2.0 y) z)) (* (/ 2.0 y) 8.0))

series20.0ms

Counts
3 → 9
Calls
3 calls:
7.0ms
(- (* x 8.0) (* (/ 2.0 y) z))
3.0ms
(* (/ 2.0 y) z)
10.0ms
(/ (- (* x 8.0) (* (/ 2.0 y) z)) (* (/ 2.0 y) 8.0))

simplify51.0ms

Algorithm
egg-herbie
Counts
80 → 80
Iterations

Useful iterations: 2 (44.0ms)

IterNodesCost
0404533
12051447
25002446

prune86.0ms

Filtered
59 candidates to 80 candidates (-35.6%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New80080
Fresh000
Picked011
Done011
Total80282

Merged error: 0b

Counts
82 → 2

regimes270.0ms

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
0104
1104

end0.0ms

sample524.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 100%

Results
277.0ms9144×body80valid

Profiling

Loading profile data...