Details

Time bar (total: 4.0s)

sample33.0ms

Algorithm
intervals
Results
14.0ms282×body80valid
4.0ms96×body80nan

simplify11.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0227
1467
2727
3997
41207
51207

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: 23.7b

Counts
2 → 1

localize13.0ms

Local error

Found 4 expressions with local error:

0.4b
(- (* z z) (* t a))
3.5b
(* (* x y) z)
9.2b
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
22.4b
(sqrt (- (* z z) (* t a)))

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
18×add-exp-log add-cbrt-cube
11×add-sqr-sqrt
10×pow1 add-cube-cbrt *-un-lft-identity
sqrt-prod
times-frac prod-exp associate-/r* cbrt-unprod add-log-exp
expm1-log1p-u sqrt-div log1p-expm1-u
cbrt-undiv flip3-- div-exp associate-*r* pow-prod-down flip--
associate-/r/
sub-neg rem-sqrt-square frac-2neg sqrt-pow1 pow1/2 fma-neg diff-log associate-*l* prod-diff clear-num *-commutative div-inv associate-/l*
Counts
4 → 86
Calls
4 calls:
4.0ms
(- (* z z) (* t a))
5.0ms
(* (* x y) z)
9.0ms
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
4.0ms
(sqrt (- (* z z) (* t a)))

series193.0ms

Counts
4 → 12
Calls
4 calls:
31.0ms
(- (* z z) (* t a))
25.0ms
(* (* x y) z)
76.0ms
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
60.0ms
(sqrt (- (* z z) (* t a)))

simplify53.0ms

Algorithm
egg-herbie
Counts
98 → 98
Iterations

Useful iterations: 2 (45.0ms)

IterNodesCost
0368630
11941560
25001551

prune221.0ms

Filtered
98 candidates to 71 candidates (72.4%)
Pruning

8 alts after pruning (7 fresh and 1 done)

PrunedKeptTotal
New91798
Fresh000
Picked011
Done000
Total91899

Merged error: 3.3b

Counts
99 → 8

localize11.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ z (sqrt (- (* z z) (* t a))))
0.4b
(- (* z z) (* t a))
2.4b
(* (* x y) (/ z (sqrt (- (* z z) (* t a)))))
22.4b
(sqrt (- (* z z) (* t a)))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
34×add-sqr-sqrt
33×add-cube-cbrt *-un-lft-identity
24×associate-*r* sqrt-prod
18×add-exp-log add-cbrt-cube
10×pow1
sqrt-div prod-exp associate-/r* cbrt-unprod add-log-exp
expm1-log1p-u flip3-- associate-/r/ flip-- log1p-expm1-u
cbrt-undiv div-exp pow-prod-down associate-/l*
div-inv
sub-neg rem-sqrt-square frac-2neg sqrt-pow1 pow1/2 fma-neg diff-log associate-*r/ associate-*l* prod-diff clear-num *-commutative
Counts
4 → 122
Calls
4 calls:
6.0ms
(/ z (sqrt (- (* z z) (* t a))))
6.0ms
(- (* z z) (* t a))
11.0ms
(* (* x y) (/ z (sqrt (- (* z z) (* t a)))))
4.0ms
(sqrt (- (* z z) (* t a)))

series258.0ms

Counts
4 → 12
Calls
4 calls:
45.0ms
(/ z (sqrt (- (* z z) (* t a))))
48.0ms
(- (* z z) (* t a))
109.0ms
(* (* x y) (/ z (sqrt (- (* z z) (* t a)))))
56.0ms
(sqrt (- (* z z) (* t a)))

simplify64.0ms

Algorithm
egg-herbie
Counts
134 → 134
Iterations

Useful iterations: 2 (53.0ms)

IterNodesCost
04531067
12239963
25001942

prune272.0ms

Filtered
134 candidates to 92 candidates (68.7%)
Pruning

9 alts after pruning (7 fresh and 2 done)

PrunedKeptTotal
New1331134
Fresh066
Picked011
Done011
Total1339142

Merged error: 3.3b

Counts
142 → 9

localize20.0ms

Local error

Found 4 expressions with local error:

1.2b
(* (* x y) (/ (* (cbrt z) (cbrt z)) (* (cbrt (sqrt (- (* z z) (* t a)))) (cbrt (sqrt (- (* z z) (* t a)))))))
22.4b
(sqrt (- (* z z) (* t a)))
22.4b
(sqrt (- (* z z) (* t a)))
22.4b
(sqrt (- (* z z) (* t a)))

rewrite39.0ms

Algorithm
rewrite-expression-head
Rules
45×add-exp-log
29×add-cbrt-cube
23×prod-exp cbrt-unprod
18×sqrt-div
13×associate-*r*
12×pow1 cbrt-div
11×add-sqr-sqrt
flip3-- sqrt-prod flip--
cbrt-undiv add-cube-cbrt *-un-lft-identity div-exp associate-/r/
expm1-log1p-u frac-times log1p-expm1-u add-log-exp
rem-sqrt-square sqrt-pow1 pow1/2 associate-*r/ pow-prod-down
associate-*l/
times-frac associate-*l* *-commutative div-inv
Counts
4 → 98
Calls
4 calls:
19.0ms
(* (* x y) (/ (* (cbrt z) (cbrt z)) (* (cbrt (sqrt (- (* z z) (* t a)))) (cbrt (sqrt (- (* z z) (* t a)))))))
4.0ms
(sqrt (- (* z z) (* t a)))
4.0ms
(sqrt (- (* z z) (* t a)))
4.0ms
(sqrt (- (* z z) (* t a)))

series361.0ms

Counts
4 → 12
Calls
4 calls:
179.0ms
(* (* x y) (/ (* (cbrt z) (cbrt z)) (* (cbrt (sqrt (- (* z z) (* t a)))) (cbrt (sqrt (- (* z z) (* t a)))))))
62.0ms
(sqrt (- (* z z) (* t a)))
61.0ms
(sqrt (- (* z z) (* t a)))
58.0ms
(sqrt (- (* z z) (* t a)))

simplify73.0ms

Algorithm
egg-herbie
Counts
110 → 110
Iterations

Useful iterations: 2 (56.0ms)

IterNodesCost
05151386
126241113
250011011

prune334.0ms

Filtered
110 candidates to 76 candidates (69.1%)
Pruning

9 alts after pruning (6 fresh and 3 done)

PrunedKeptTotal
New1100110
Fresh066
Picked011
Done022
Total1109119

Merged error: 3.3b

Counts
119 → 9

localize12.0ms

Local error

Found 4 expressions with local error:

0.4b
(- (* z z) (* t a))
3.5b
(* (* x y) z)
9.2b
(* (* (* x y) z) (/ 1 (sqrt (- (* z z) (* t a)))))
22.4b
(sqrt (- (* z z) (* t a)))

rewrite34.0ms

Algorithm
rewrite-expression-head
Rules
48×add-exp-log
30×add-cbrt-cube
27×associate-*r* prod-exp
20×add-sqr-sqrt
19×pow1 add-cube-cbrt *-un-lft-identity
18×times-frac
15×cbrt-unprod
12×sqrt-prod
pow-prod-down
div-exp add-log-exp
expm1-log1p-u sqrt-div log1p-expm1-u
cbrt-undiv rec-exp flip3-- 1-exp flip--
associate-*l* associate-/r/ *-commutative
sub-neg rem-sqrt-square sqrt-pow1 pow1/2 fma-neg diff-log associate-*r/ prod-diff un-div-inv div-inv
Counts
4 → 111
Calls
4 calls:
4.0ms
(- (* z z) (* t a))
9.0ms
(* (* x y) z)
14.0ms
(* (* (* x y) z) (/ 1 (sqrt (- (* z z) (* t a)))))
4.0ms
(sqrt (- (* z z) (* t a)))

series195.0ms

Counts
4 → 12
Calls
4 calls:
35.0ms
(- (* z z) (* t a))
23.0ms
(* (* x y) z)
80.0ms
(* (* (* x y) z) (/ 1 (sqrt (- (* z z) (* t a)))))
57.0ms
(sqrt (- (* z z) (* t a)))

simplify77.0ms

Algorithm
egg-herbie
Counts
123 → 123
Iterations

Useful iterations: 2 (67.0ms)

IterNodesCost
0540888
13413742
25002713

prune208.0ms

Filtered
123 candidates to 73 candidates (59.3%)
Pruning

9 alts after pruning (5 fresh and 4 done)

PrunedKeptTotal
New1230123
Fresh055
Picked011
Done033
Total1239132

Merged error: 3.3b

Counts
132 → 9

regimes342.0ms

Accuracy

87.1% (2.5b remaining)

Error of 6.2b against oracle of 3.7b and baseline of 23.2b

bsearch222.0ms

Steps
ItersRangePoint
8
8.652172281318661e+117
1.0859828660130448e+121
4.0740761908068154e+120
10
4.663530970429285e-244
1.658596820250351e-230
4.0836093155324164e-232
10
-1.518437704233905e-153
-2.3395287029331725e-169
-2.005202403532717e-157
8
-6.572774097330817e+137
-2.1220637393417685e+133
-3.3604403558590137e+137

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03624
14224
24224

end0.0ms

sample941.0ms

Algorithm
intervals
Results
444.0ms8866×body80valid
148.0ms2937×body80nan