Details

Time bar (total: 4.5s)

sample803.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 87.5%

Results
13.0ms360×body80valid

simplify9.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0164
1334
2454
3634
4694
5694

prune4.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 10.0b

Counts
2 → 1

localize7.0ms

Local error

Found 2 expressions with local error:

0.7b
(- (* x y) (* z t))
9.4b
(/ (- (* x y) (* z t)) a)

rewrite12.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
9×times-frac
4×add-exp-log add-cbrt-cube add-log-exp
3×associate-/r* associate-/l*
2×pow1 flip3-- flip-- associate-/l/
1×cbrt-undiv sub-neg frac-2neg diff-log div-sub div-exp clear-num div-inv
Counts
2 → 42
Calls
2 calls:
3.0ms
(- (* x y) (* z t))
8.0ms
(/ (- (* x y) (* z t)) a)

series24.0ms

Counts
2 → 6
Calls
2 calls:
10.0ms
(- (* x y) (* z t))
14.0ms
(/ (- (* x y) (* z t)) a)

simplify76.0ms

Algorithm
egg-herbie
Counts
48 → 48
Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
0204313
1717288
22686288
35001288

prune94.0ms

Filtered
37 candidates to 48 candidates (-29.7%)
Pruning

10 alts after pruning (10 fresh and 0 done)

PrunedKeptTotal
New381048
Fresh000
Picked101
Done000
Total391049

Merged error: 9.7b

Counts
49 → 10

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (/ (* x y) a) (/ (* t z) a))
5.8b
(/ (* x y) a)
8.5b
(/ (* t z) a)

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
13×add-exp-log add-cbrt-cube
9×add-sqr-sqrt *-un-lft-identity
7×add-cube-cbrt
6×times-frac associate-/r*
5×add-log-exp
4×cbrt-undiv div-exp div-inv
3×pow1
2×frac-2neg prod-exp clear-num cbrt-unprod associate-/l*
1×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:
7.0ms
(- (/ (* x y) a) (/ (* t z) a))
4.0ms
(/ (* x y) a)
4.0ms
(/ (* t z) a)

series27.0ms

Counts
3 → 9
Calls
3 calls:
18.0ms
(- (/ (* x y) a) (/ (* t z) a))
5.0ms
(/ (* x y) a)
5.0ms
(/ (* t z) a)

simplify32.0ms

Algorithm
egg-herbie
Counts
68 → 68
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0275315
11238283
25001283

prune96.0ms

Filtered
46 candidates to 68 candidates (-47.8%)
Pruning

11 alts after pruning (11 fresh and 0 done)

PrunedKeptTotal
New62668
Fresh459
Picked101
Done000
Total671178

Merged error: 1.0b

Counts
78 → 11

localize12.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt a)
0.6b
(cbrt a)
4.8b
(* (/ t (* (cbrt a) (cbrt a))) (/ z (cbrt a)))
5.8b
(/ (* x y) a)

rewrite23.0ms

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
9×cbrt-undiv div-exp prod-exp cbrt-unprod
7×associate-*l*
6×pow1 unswap-sqr
4×add-log-exp
3×associate-/r* div-inv
2×pow1/3
1×frac-times frac-2neg associate-*r/ pow-prod-down associate-*l/ clear-num *-commutative associate-/l*
Counts
4 → 102
Calls
4 calls:
1.0ms
(cbrt a)
1.0ms
(cbrt a)
13.0ms
(* (/ t (* (cbrt a) (cbrt a))) (/ z (cbrt a)))
4.0ms
(/ (* x y) a)

series60.0ms

Counts
4 → 12
Calls
4 calls:
22.0ms
(cbrt a)
24.0ms
(cbrt a)
10.0ms
(* (/ t (* (cbrt a) (cbrt a))) (/ z (cbrt a)))
5.0ms
(/ (* x y) a)

simplify57.0ms

Algorithm
egg-herbie
Counts
114 → 114
Iterations

Useful iterations: 2 (49.0ms)

IterNodesCost
0540790
12622684
25002631

prune130.0ms

Filtered
83 candidates to 114 candidates (-37.3%)
Pruning

10 alts after pruning (10 fresh and 0 done)

PrunedKeptTotal
New1113114
Fresh3710
Picked101
Done000
Total11510125

Merged error: 0.0b

Counts
125 → 10

localize14.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt a)
0.6b
(cbrt a)
4.4b
(/ x (/ a y))
4.8b
(* (/ t (* (cbrt a) (cbrt a))) (/ z (cbrt a)))

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
103×times-frac
79×add-sqr-sqrt
63×add-cube-cbrt *-un-lft-identity
30×add-exp-log
23×add-cbrt-cube
22×associate-*r*
17×cbrt-prod
13×associate-/r*
10×cbrt-undiv div-exp
8×prod-exp cbrt-unprod
7×associate-*l* div-inv
6×pow1 unswap-sqr
4×add-log-exp
3×associate-/l*
2×pow1/3
1×frac-times frac-2neg associate-*r/ pow-prod-down associate-*l/ clear-num associate-/r/ *-commutative
Counts
4 → 151
Calls
4 calls:
1.0ms
(cbrt a)
1.0ms
(cbrt a)
5.0ms
(/ x (/ a y))
14.0ms
(* (/ t (* (cbrt a) (cbrt a))) (/ z (cbrt a)))

series60.0ms

Counts
4 → 12
Calls
4 calls:
24.0ms
(cbrt a)
21.0ms
(cbrt a)
5.0ms
(/ x (/ a y))
10.0ms
(* (/ t (* (cbrt a) (cbrt a))) (/ z (cbrt a)))

simplify75.0ms

Algorithm
egg-herbie
Counts
163 → 163
Iterations

Useful iterations: 2 (63.0ms)

IterNodesCost
07541157
135321046
25002993

prune134.0ms

Filtered
125 candidates to 163 candidates (-30.4%)
Pruning

10 alts after pruning (10 fresh and 0 done)

PrunedKeptTotal
New1603163
Fresh279
Picked101
Done000
Total16310173

Merged error: 0.0b

Counts
173 → 10

regimes1.0s

Accuracy

86.6% (1.0b remaining)

Error of 1.0b against oracle of 0.0b and baseline of 7.5b

bsearch1.0ms

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03850
13850

end0.0ms

sample1.7s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 87.5%

Results
427.0ms11236×body80valid

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