Details

Time bar (total: 3.2s)

sample34.0ms

Algorithm
intervals
Results
19.0ms364×body80valid

simplify12.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0164
1334
2454
3634
4694
5694

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 5.7b

localize7.0ms

Local error

Found 2 expressions with local error:

0.3b
(- (* x y) (* z t))
5.3b
(/ (- (* x y) (* z t)) a)

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac
add-exp-log add-cbrt-cube add-log-exp
associate-/r* associate-/l*
pow1 flip3-- flip-- associate-/l/
cbrt-undiv sub-neg frac-2neg diff-log div-sub div-exp clear-num div-inv
Counts
2 → 42
Calls
2 calls:
2.0ms
(- (* x y) (* z t))
8.0ms
(/ (- (* x y) (* z t)) a)

series91.0ms

Counts
2 → 6
Calls
2 calls:
38.0ms
(- (* x y) (* z t))
52.0ms
(/ (- (* x y) (* z t)) a)

simplify80.0ms

Algorithm
egg-herbie
Counts
48 → 48
Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
0204313
1717288
22700288
35001288

prune124.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 5.4b

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (/ (* x y) a) (/ (* t z) a))
5.5b
(/ (* x y) a)
5.7b
(/ (* t z) a)

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
13×add-exp-log add-cbrt-cube
add-sqr-sqrt *-un-lft-identity
add-cube-cbrt
times-frac associate-/r*
add-log-exp
cbrt-undiv div-exp div-inv
pow1
frac-2neg prod-exp clear-num cbrt-unprod associate-/l*
sub-neg flip3-- distribute-rgt-out-- diff-log frac-sub flip-- distribute-lft-out-- sub-div difference-of-squares
Counts
3 → 59
Calls
3 calls:
9.0ms
(- (/ (* x y) a) (/ (* t z) a))
3.0ms
(/ (* x y) a)
3.0ms
(/ (* t z) a)

series104.0ms

Counts
3 → 9
Calls
3 calls:
64.0ms
(- (/ (* x y) a) (/ (* t z) a))
21.0ms
(/ (* x y) a)
19.0ms
(/ (* t z) a)

simplify38.0ms

Algorithm
egg-herbie
Counts
68 → 68
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
0275315
11238283
25001283

prune152.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.3b

localize12.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt a)
0.6b
(cbrt a)
2.5b
(* (/ x (* (cbrt a) (cbrt a))) (/ y (cbrt a)))
5.7b
(/ (* t z) a)

rewrite34.0ms

Algorithm
rewrite-expression-head
Rules
39×add-sqr-sqrt
31×times-frac
30×add-exp-log
23×add-cube-cbrt *-un-lft-identity add-cbrt-cube
22×associate-*r*
17×cbrt-prod
cbrt-undiv div-exp prod-exp cbrt-unprod
associate-*l*
pow1 unswap-sqr
add-log-exp
associate-/r* div-inv
pow1/3
frac-times frac-2neg associate-*r/ pow-prod-down associate-*l/ clear-num *-commutative associate-/l*
Counts
4 → 102
Calls
4 calls:
0.0ms
(cbrt a)
1.0ms
(cbrt a)
26.0ms
(* (/ x (* (cbrt a) (cbrt a))) (/ y (cbrt a)))
3.0ms
(/ (* t z) a)

series422.0ms

Counts
4 → 12
Calls
4 calls:
177.0ms
(cbrt a)
175.0ms
(cbrt a)
51.0ms
(* (/ x (* (cbrt a) (cbrt a))) (/ y (cbrt a)))
19.0ms
(/ (* t z) a)

simplify68.0ms

Algorithm
egg-herbie
Counts
114 → 114
Iterations

Useful iterations: 2 (60.0ms)

IterNodesCost
0521766
12741611
25001574

prune347.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.3b
(- (* x y) (* z t))
5.4b
(* (- (* x y) (* z t)) (/ 1 a))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
11×add-exp-log *-un-lft-identity times-frac
10×add-cube-cbrt
add-cbrt-cube
pow1 prod-exp add-log-exp
flip3-- associate-*l* flip-- unswap-sqr
frac-times div-exp associate-*l/ cbrt-unprod
cbrt-undiv sub-neg rec-exp diff-log 1-exp associate-*r/ pow-prod-down un-div-inv *-commutative div-inv
Counts
2 → 52
Calls
2 calls:
2.0ms
(- (* x y) (* z t))
18.0ms
(* (- (* x y) (* z t)) (/ 1 a))

series92.0ms

Counts
2 → 6
Calls
2 calls:
44.0ms
(- (* x y) (* z t))
48.0ms
(* (- (* x y) (* z t)) (/ 1 a))

simplify43.0ms

Algorithm
egg-herbie
Counts
58 → 58
Iterations

Useful iterations: 2 (37.0ms)

IterNodesCost
0278390
11203340
25001322

prune126.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

regimes393.0ms

Accuracy

88.6% (0.9b remaining)

Error of 0.9b against oracle of 0.0b and baseline of 7.8b

bsearch2.0ms

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03521
13521

end0.0ms

sample974.0ms

Algorithm
intervals
Results
623.0ms11263×body80valid