Details

Time bar (total: 4.6s)

sample798.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 73.520773%

Results
11.0ms338×body80valid

simplify38.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0164
1324
2694
31484
42384
53644
65184
76384
87404
98134
108424
118424

prune4.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 7.9b

Counts
2 → 1

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(* y (- z t))
0.0b
(- x (/ (* y (- z t)) a))
8.7b
(/ (* y (- z t)) a)

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt
11×*-un-lft-identity
10×add-exp-log add-cbrt-cube
7×add-cube-cbrt
5×pow1 associate-*r* add-log-exp
4×associate-*r/
3×sub-neg flip3-- times-frac associate-*l* associate-/r* flip--
2×cbrt-undiv distribute-rgt-in distribute-lft-in div-exp prod-exp cbrt-unprod associate-/l/ distribute-lft-out-- difference-of-squares
1×frac-2neg diff-log pow-prod-down clear-num *-commutative div-inv associate-/l* unswap-sqr
Counts
3 → 63
Calls
3 calls:
6.0ms
(* y (- z t))
4.0ms
(- x (/ (* y (- z t)) a))
6.0ms
(/ (* y (- z t)) a)

series32.0ms

Counts
3 → 9
Calls
3 calls:
6.0ms
(* y (- z t))
14.0ms
(- x (/ (* y (- z t)) a))
11.0ms
(/ (* y (- z t)) a)

simplify35.0ms

Algorithm
egg-herbie
Counts
72 → 72
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0291345
11204306
25001306

prune94.0ms

Filtered
47 candidates to 72 candidates (-53.2%)
Pruning

7 alts after pruning (6 fresh and 1 done)

PrunedKeptTotal
New66672
Fresh000
Picked011
Done000
Total66773

Merged error: 0.0b

Counts
73 → 7

localize11.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt a)
0.6b
(cbrt a)
0.6b
(cbrt a)
5.0b
(* (/ y (* (cbrt a) (cbrt a))) (/ (- z t) (cbrt a)))

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
54×add-sqr-sqrt
40×times-frac
38×*-un-lft-identity
34×associate-*r*
26×cbrt-prod add-cube-cbrt
25×add-exp-log
18×add-cbrt-cube
8×prod-exp cbrt-unprod
7×cbrt-undiv div-exp associate-*l*
6×pow1 distribute-lft-out-- difference-of-squares unswap-sqr
4×add-log-exp
3×pow1/3
2×div-inv
1×frac-times associate-*r/ pow-prod-down associate-*l/ *-commutative
Counts
4 → 104
Calls
4 calls:
1.0ms
(cbrt a)
1.0ms
(cbrt a)
1.0ms
(cbrt a)
19.0ms
(* (/ y (* (cbrt a) (cbrt a))) (/ (- z t) (cbrt a)))

series84.0ms

Counts
4 → 12
Calls
4 calls:
21.0ms
(cbrt a)
21.0ms
(cbrt a)
21.0ms
(cbrt a)
20.0ms
(* (/ y (* (cbrt a) (cbrt a))) (/ (- z t) (cbrt a)))

simplify63.0ms

Algorithm
egg-herbie
Counts
116 → 116
Iterations

Useful iterations: 2 (52.0ms)

IterNodesCost
0500954
12500845
25001783

prune120.0ms

Filtered
84 candidates to 116 candidates (-38.1%)
Pruning

7 alts after pruning (5 fresh and 2 done)

PrunedKeptTotal
New1160116
Fresh055
Picked011
Done011
Total1167123

Merged error: 0.0b

Counts
123 → 7

localize17.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ a (- z t))
0.0b
(- x (/ y (/ a (- z t))))
5.2b
(/ y (/ a (- z t)))

rewrite75.0ms

Algorithm
rewrite-expression-head
Rules
141×times-frac
112×add-sqr-sqrt
105×*-un-lft-identity
71×add-cube-cbrt
26×associate-/r*
19×difference-of-squares
17×distribute-lft-out--
11×associate-/r/
10×add-exp-log add-cbrt-cube
6×flip3-- flip-- div-inv associate-/l*
5×add-log-exp
4×cbrt-undiv div-exp
3×pow1
2×frac-2neg clear-num
1×sub-neg diff-log
Counts
3 → 155
Calls
3 calls:
9.0ms
(/ a (- z t))
37.0ms
(- x (/ y (/ a (- z t))))
15.0ms
(/ y (/ a (- z t)))

series57.0ms

Counts
3 → 9
Calls
3 calls:
10.0ms
(/ a (- z t))
26.0ms
(- x (/ y (/ a (- z t))))
21.0ms
(/ y (/ a (- z t)))

simplify75.0ms

Algorithm
egg-herbie
Counts
164 → 164
Iterations

Useful iterations: 2 (60.0ms)

IterNodesCost
05511200
123711160
250031157

prune135.0ms

Filtered
122 candidates to 164 candidates (-34.4%)
Pruning

6 alts after pruning (3 fresh and 3 done)

PrunedKeptTotal
New1631164
Fresh224
Picked011
Done022
Total1656171

Merged error: 0.0b

Counts
171 → 6

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (- z t))
0.0b
(- x (/ (/ y a) (/ 1 (- z t))))
6.0b
(/ (/ y a) (/ 1 (- z t)))

rewrite113.0ms

Algorithm
rewrite-expression-head
Rules
709×times-frac
410×add-sqr-sqrt
389×*-un-lft-identity
293×add-cube-cbrt
53×difference-of-squares
47×distribute-lft-out--
38×div-inv
31×associate-/r/
29×add-exp-log
26×associate-/r*
18×div-exp
17×add-cbrt-cube
16×flip3-- flip-- associate-/l*
9×cbrt-undiv
5×add-log-exp
4×pow1
3×rec-exp 1-exp
2×frac-2neg clear-num
1×sub-neg pow-flip diff-log associate-/l/ inv-pow
Counts
3 → 392
Calls
3 calls:
5.0ms
(/ 1 (- z t))
64.0ms
(- x (/ (/ y a) (/ 1 (- z t))))
17.0ms
(/ (/ y a) (/ 1 (- z t)))

series35.0ms

Counts
3 → 9
Calls
3 calls:
4.0ms
(/ 1 (- z t))
19.0ms
(- x (/ (/ y a) (/ 1 (- z t))))
12.0ms
(/ (/ y a) (/ 1 (- z t)))

simplify74.0ms

Algorithm
egg-herbie
Counts
401 → 401
Iterations

Useful iterations: 1 (33.0ms)

IterNodesCost
017354400
150014015

prune293.0ms

Filtered
220 candidates to 401 candidates (-82.3%)
Pruning

7 alts after pruning (3 fresh and 4 done)

PrunedKeptTotal
New4001401
Fresh022
Picked011
Done033
Total4007407

Merged error: 0b

Counts
407 → 7

regimes768.0ms

Accuracy

81.8% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 2.4b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02617
12617

end0.0ms

sample1.6s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 73.520773%

Results
384.0ms10610×body80valid

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