Details

Time bar (total: 3.8s)

sample32.0ms

Algorithm
intervals
Results
16.0ms375×body80valid

simplify12.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 1 (3.0ms)

IterNodesCost
0267
1576
2956
31166
41186
51186

prune7.0ms

Filtered
1 candidates to 1 candidates (100.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 0.0b

Counts
2 → 2

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (* y z))
0.0b
(+ (+ x (* y z)) (* t a))
0.0b
(+ (+ (+ x (* y z)) (* t a)) (* (* a z) b))
6.1b
(* (* a z) b)

rewrite21.0ms

Algorithm
rewrite-expression-head
Rules
20×add-log-exp
10×sum-log
pow1 add-exp-log add-cbrt-cube
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
+-commutative flip3-+ associate-*r* pow-prod-down prod-exp cbrt-unprod flip-+
associate-+l+
associate-*l* *-commutative
Counts
4 → 56
Calls
4 calls:
3.0ms
(+ x (* y z))
5.0ms
(+ (+ x (* y z)) (* t a))
8.0ms
(+ (+ (+ x (* y z)) (* t a)) (* (* a z) b))
5.0ms
(* (* a z) b)

series175.0ms

Counts
4 → 12
Calls
4 calls:
23.0ms
(+ x (* y z))
43.0ms
(+ (+ x (* y z)) (* t a))
81.0ms
(+ (+ (+ x (* y z)) (* t a)) (* (* a z) b))
28.0ms
(* (* a z) b)

simplify49.0ms

Algorithm
egg-herbie
Counts
68 → 68
Iterations

Useful iterations: 2 (43.0ms)

IterNodesCost
0335378
11670347
25002342

prune154.0ms

Filtered
68 candidates to 51 candidates (75.0%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New64468
Fresh011
Picked011
Done000
Total64670

Merged error: 0.0b

Counts
70 → 6

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (* a (+ t (* z b))))
0.0b
(+ t (* z b))
0.0b
(+ (* y z) (+ x (* a (+ t (* z b)))))
2.4b
(* a (+ t (* z b)))

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
13×add-log-exp
add-sqr-sqrt
pow1 add-exp-log add-cube-cbrt *-un-lft-identity add-cbrt-cube
sum-log
flip3-+ flip-+
+-commutative associate-+r+ associate-*r* associate-*l*
distribute-rgt-in distribute-lft-in associate-*r/
pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 59
Calls
4 calls:
3.0ms
(+ x (* a (+ t (* z b))))
3.0ms
(+ t (* z b))
5.0ms
(+ (* y z) (+ x (* a (+ t (* z b)))))
5.0ms
(* a (+ t (* z b)))

series234.0ms

Counts
4 → 12
Calls
4 calls:
66.0ms
(+ x (* a (+ t (* z b))))
25.0ms
(+ t (* z b))
86.0ms
(+ (* y z) (+ x (* a (+ t (* z b)))))
57.0ms
(* a (+ t (* z b)))

simplify45.0ms

Algorithm
egg-herbie
Counts
71 → 71
Iterations

Useful iterations: 1 (10.0ms)

IterNodesCost
0325392
11353363
25001363

prune152.0ms

Filtered
71 candidates to 54 candidates (76.1%)
Pruning

6 alts after pruning (4 fresh and 2 done)

PrunedKeptTotal
New68371
Fresh314
Picked011
Done011
Total71677

Merged error: 0.0b

Counts
77 → 6

localize14.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* z b) (* z b))
2.8b
(- (* t t) (* (* z b) (* z b)))
10.4b
(* a (- (* t t) (* (* z b) (* z b))))
19.0b
(/ (* a (- (* t t) (* (* z b) (* z b)))) (- t (* z b)))

rewrite27.0ms

Algorithm
rewrite-expression-head
Rules
45×pow1
23×add-exp-log add-cbrt-cube
18×pow-prod-down
10×add-sqr-sqrt prod-exp cbrt-unprod
add-cube-cbrt *-un-lft-identity
add-log-exp
associate-*r*
flip3-- associate-*r/ associate-*l* pow-sqr pow-prod-up flip--
sub-neg times-frac associate-/r*
cbrt-undiv distribute-rgt-in distribute-lft-in pow-plus div-exp associate-/r/ *-commutative associate-/l/ difference-of-squares
pow2 frac-2neg diff-log swap-sqr clear-num div-inv associate-/l* unswap-sqr
Counts
4 → 97
Calls
4 calls:
6.0ms
(* (* z b) (* z b))
3.0ms
(- (* t t) (* (* z b) (* z b)))
6.0ms
(* a (- (* t t) (* (* z b) (* z b))))
9.0ms
(/ (* a (- (* t t) (* (* z b) (* z b)))) (- t (* z b)))

series406.0ms

Counts
4 → 12
Calls
4 calls:
31.0ms
(* (* z b) (* z b))
76.0ms
(- (* t t) (* (* z b) (* z b)))
162.0ms
(* a (- (* t t) (* (* z b) (* z b))))
137.0ms
(/ (* a (- (* t t) (* (* z b) (* z b)))) (- t (* z b)))

simplify64.0ms

Algorithm
egg-herbie
Counts
109 → 109
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
0388774
12164635
25001635

prune192.0ms

Filtered
109 candidates to 61 candidates (56.0%)
Pruning

6 alts after pruning (4 fresh and 2 done)

PrunedKeptTotal
New1081109
Fresh033
Picked101
Done022
Total1096115

Merged error: 0.0b

Counts
115 → 6

localize14.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* z b) (* z b))
2.5b
(/ a (/ (- t (* z b)) (- (* t t) (* (* z b) (* z b)))))
2.8b
(- (* t t) (* (* z b) (* z b)))
27.2b
(/ (- t (* z b)) (- (* t t) (* (* z b) (* z b))))

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
114×times-frac
64×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
43×pow1
23×add-exp-log add-cbrt-cube
22×associate-/r*
17×pow-prod-down difference-of-squares
11×associate-/r/
prod-exp cbrt-unprod
flip3-- flip--
div-inv associate-/l* add-log-exp
cbrt-undiv div-exp pow-sqr pow-prod-up
frac-2neg pow-plus clear-num associate-/l/
pow2 sub-neg diff-log div-sub swap-sqr associate-*r* associate-*l* *-commutative
Counts
4 → 173
Calls
4 calls:
6.0ms
(* (* z b) (* z b))
9.0ms
(/ a (/ (- t (* z b)) (- (* t t) (* (* z b) (* z b)))))
3.0ms
(- (* t t) (* (* z b) (* z b)))
7.0ms
(/ (- t (* z b)) (- (* t t) (* (* z b) (* z b))))

series314.0ms

Counts
4 → 12
Calls
4 calls:
33.0ms
(* (* z b) (* z b))
133.0ms
(/ a (/ (- t (* z b)) (- (* t t) (* (* z b) (* z b)))))
78.0ms
(- (* t t) (* (* z b) (* z b)))
69.0ms
(/ (- t (* z b)) (- (* t t) (* (* z b) (* z b))))

simplify113.0ms

Algorithm
egg-herbie
Counts
185 → 185
Iterations

Useful iterations: 2 (92.0ms)

IterNodesCost
06552268
138402036
250021969

prune418.0ms

Filtered
185 candidates to 135 candidates (73.0%)
Pruning

5 alts after pruning (3 fresh and 2 done)

PrunedKeptTotal
New1841185
Fresh123
Picked011
Done112
Total1865191

Merged error: 0.0b

Counts
191 → 5

regimes207.0ms

Accuracy

66.6% (0.8b remaining)

Error of 0.8b against oracle of 0.0b and baseline of 2.4b

bsearch96.0ms

Steps
ItersRangePoint
8
4.178500766599964e-170
5.385736700012628e-167
1.399821470611187e-169
7
-1.4589195677542865e+81
-1.9189793615914056e+79
-2.2442947297478706e+79

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
04214
14214

end0.0ms

sample938.0ms

Algorithm
intervals
Results
542.0ms11823×body80valid