Details

Time bar (total: 3.2s)

sample29.0ms

Algorithm
intervals
Results
13.0ms364×body80valid

simplify25.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (3.0ms)

IterNodesCost
0174
1354
2514
3714
4854
5894
6894

prune6.0ms

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: 9.2b

Counts
2 → 1

localize7.0ms

Local error

Found 2 expressions with local error:

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

rewrite11.0ms

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 expm1-log1p-u flip3-- flip-- log1p-expm1-u associate-/l/
1×cbrt-undiv sub-neg frac-2neg fma-neg diff-log div-sub div-exp prod-diff clear-num div-inv
Counts
2 → 48
Calls
2 calls:
4.0ms
(- (* x y) (* z t))
6.0ms
(/ (- (* x y) (* z t)) a)

series99.0ms

Counts
2 → 6
Calls
2 calls:
46.0ms
(- (* x y) (* z t))
52.0ms
(/ (- (* x y) (* z t)) a)

simplify97.0ms

Algorithm
egg-herbie
Counts
54 → 54
Iterations

Useful iterations: 3 (91.0ms)

IterNodesCost
0218336
1769309
22931308
35001307

prune167.0ms

Filtered
54 candidates to 43 candidates (79.6%)
Pruning

12 alts after pruning (12 fresh and 0 done)

PrunedKeptTotal
New421254
Fresh000
Picked101
Done000
Total431255

Merged error: 8.8b

Counts
55 → 12

localize8.0ms

Local error

Found 2 expressions with local error:

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

rewrite5.0ms

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
3×associate-/r* associate-/l*
2×pow1 expm1-log1p-u log1p-expm1-u add-log-exp
1×cbrt-undiv frac-2neg div-exp clear-num fma-udef div-inv
Counts
2 → 39
Calls
2 calls:
1.0ms
(fma x y (- (* z t)))
3.0ms
(/ (fma x y (- (* z t))) a)

series114.0ms

Counts
2 → 6
Calls
2 calls:
52.0ms
(fma x y (- (* z t)))
62.0ms
(/ (fma x y (- (* z t))) a)

simplify47.0ms

Algorithm
egg-herbie
Counts
45 → 45
Iterations

Useful iterations: 3 (42.0ms)

IterNodesCost
0113283
1323257
21205257
35002256

prune133.0ms

Filtered
45 candidates to 36 candidates (80.0%)
Pruning

12 alts after pruning (11 fresh and 1 done)

PrunedKeptTotal
New45045
Fresh01111
Picked011
Done000
Total451257

Merged error: 8.8b

Counts
57 → 12

localize13.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* x y) (* z t))
0.3b
(/ 1 (/ a (- (* x y) (* z t))))
8.7b
(/ a (- (* x y) (* z t)))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
90×times-frac
55×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
18×associate-/r*
16×add-exp-log
11×associate-/r/
10×add-cbrt-cube
8×div-exp
6×flip3-- flip-- div-inv associate-/l*
5×add-log-exp
4×pow1 cbrt-undiv
3×expm1-log1p-u log1p-expm1-u
2×rec-exp frac-2neg 1-exp clear-num
1×sub-neg pow-flip fma-neg diff-log prod-diff inv-pow
Counts
3 → 133
Calls
3 calls:
4.0ms
(- (* x y) (* z t))
8.0ms
(/ 1 (/ a (- (* x y) (* z t))))
5.0ms
(/ a (- (* x y) (* z t)))

series176.0ms

Counts
3 → 9
Calls
3 calls:
47.0ms
(- (* x y) (* z t))
87.0ms
(/ 1 (/ a (- (* x y) (* z t))))
42.0ms
(/ a (- (* x y) (* z t)))

simplify61.0ms

Algorithm
egg-herbie
Counts
142 → 142
Iterations

Useful iterations: 2 (47.0ms)

IterNodesCost
04431267
118961141
250011049

prune276.0ms

Filtered
142 candidates to 80 candidates (56.3%)
Pruning

14 alts after pruning (12 fresh and 2 done)

PrunedKeptTotal
New1393142
Fresh1910
Picked011
Done011
Total14014154

Merged error: 8.8b

Counts
154 → 14

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x y) (* z t))
0.3b
(/ 1 (* a (/ 1 (- (* x y) (* z t)))))
0.7b
(/ 1 (- (* x y) (* z t)))
7.9b
(* a (/ 1 (- (* x y) (* z t))))

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
52×add-exp-log
29×add-sqr-sqrt
23×*-un-lft-identity times-frac
22×add-cube-cbrt
20×div-exp add-cbrt-cube
16×prod-exp
15×associate-*r*
10×pow1 rec-exp 1-exp
6×cbrt-undiv associate-/r/ associate-/l* add-log-exp
4×expm1-log1p-u associate-/r* cbrt-unprod log1p-expm1-u
3×flip3-- pow-flip associate-*l* flip-- div-inv unswap-sqr
2×frac-2neg associate-*r/ pow-prod-down clear-num un-div-inv inv-pow
1×sub-neg fma-neg diff-log prod-diff *-commutative
Counts
4 → 133
Calls
4 calls:
4.0ms
(- (* x y) (* z t))
9.0ms
(/ 1 (* a (/ 1 (- (* x y) (* z t)))))
5.0ms
(/ 1 (- (* x y) (* z t)))
9.0ms
(* a (/ 1 (- (* x y) (* z t))))

series211.0ms

Counts
4 → 12
Calls
4 calls:
42.0ms
(- (* x y) (* z t))
88.0ms
(/ 1 (* a (/ 1 (- (* x y) (* z t)))))
35.0ms
(/ 1 (- (* x y) (* z t)))
47.0ms
(* a (/ 1 (- (* x y) (* z t))))

simplify57.0ms

Algorithm
egg-herbie
Counts
145 → 145
Iterations

Useful iterations: 2 (46.0ms)

IterNodesCost
0414934
11808779
25002738

prune239.0ms

Filtered
145 candidates to 80 candidates (55.2%)
Pruning

13 alts after pruning (11 fresh and 2 done)

PrunedKeptTotal
New1441145
Fresh11011
Picked101
Done022
Total14613159

Merged error: 8.8b

Counts
159 → 13

regimes601.0ms

Accuracy

0% (0.3b remaining)

Error of 7.7b against oracle of 7.4b and baseline of 7.7b

bsearch0.0ms

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0144
1164
2164

end0.0ms

sample712.0ms

Algorithm
intervals
Results
381.0ms11090×body80valid

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