Details

Time bar (total: 3.2s)

sample25.0ms

Algorithm
intervals
Results
10.0ms351×body80valid

simplify23.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (3.0ms)

IterNodesCost
0174
1354
2514
3714
4854
5894
6894

prune3.0ms

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

localize8.0ms

Local error

Found 2 expressions with local error:

0.4b
(- (* x y) (* z t))
8.7b
(/ (- (* x y) (* z t)) a)

rewrite17.0ms

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:
9.0ms
(- (* x y) (* z t))
7.0ms
(/ (- (* x y) (* z t)) a)

series95.0ms

Counts
2 → 6
Calls
2 calls:
42.0ms
(- (* x y) (* z t))
53.0ms
(/ (- (* x y) (* z t)) a)

simplify111.0ms

Algorithm
egg-herbie
Counts
54 → 54
Iterations

Useful iterations: 3 (100.0ms)

IterNodesCost
0218336
1769309
22931308
35001307

prune166.0ms

Filtered
54 candidates to 43 candidates (79.6%)
Pruning

11 alts after pruning (10 fresh and 1 done)

PrunedKeptTotal
New441054
Fresh000
Picked011
Done000
Total441155

Merged error: 8.8b

Counts
55 → 11

localize9.0ms

Local error

Found 2 expressions with local error:

0.4b
(- (* x y) (* z t))
8.8b
(* (- (* x y) (* z t)) (/ 1 a))

rewrite16.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
11×add-exp-log *-un-lft-identity times-frac
10×add-cube-cbrt
7×add-cbrt-cube
4×pow1 prod-exp add-log-exp
3×flip3-- associate-*l* flip-- unswap-sqr
2×expm1-log1p-u frac-times div-exp associate-*l/ cbrt-unprod log1p-expm1-u
1×cbrt-undiv sub-neg rec-exp fma-neg diff-log 1-exp associate-*r/ prod-diff pow-prod-down un-div-inv *-commutative div-inv
Counts
2 → 58
Calls
2 calls:
4.0ms
(- (* x y) (* z t))
10.0ms
(* (- (* x y) (* z t)) (/ 1 a))

series99.0ms

Counts
2 → 6
Calls
2 calls:
42.0ms
(- (* x y) (* z t))
57.0ms
(* (- (* x y) (* z t)) (/ 1 a))

simplify54.0ms

Algorithm
egg-herbie
Counts
64 → 64
Iterations

Useful iterations: 2 (47.0ms)

IterNodesCost
0292413
11156361
25001342

prune158.0ms

Filtered
64 candidates to 44 candidates (68.8%)
Pruning

10 alts after pruning (8 fresh and 2 done)

PrunedKeptTotal
New62264
Fresh369
Picked011
Done011
Total651075

Merged error: 8.8b

Counts
75 → 10

localize9.0ms

Local error

Found 3 expressions with local error:

0.4b
(- (* x y) (* z t))
0.6b
(/ 1 (/ a (- (* x y) (* z t))))
8.8b
(/ a (- (* x y) (* z t)))

rewrite24.0ms

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))
9.0ms
(/ 1 (/ a (- (* x y) (* z t))))
6.0ms
(/ a (- (* x y) (* z t)))

series177.0ms

Counts
3 → 9
Calls
3 calls:
46.0ms
(- (* x y) (* z t))
88.0ms
(/ 1 (/ a (- (* x y) (* z t))))
42.0ms
(/ a (- (* x y) (* z t)))

simplify68.0ms

Algorithm
egg-herbie
Counts
142 → 142
Iterations

Useful iterations: 2 (53.0ms)

IterNodesCost
04431267
118961141
250011049

prune267.0ms

Filtered
142 candidates to 82 candidates (57.7%)
Pruning

12 alts after pruning (9 fresh and 3 done)

PrunedKeptTotal
New1393142
Fresh167
Picked011
Done022
Total14012152

Merged error: 8.8b

Counts
152 → 12

localize9.0ms

Local error

Found 3 expressions with local error:

0.2b
(/ 1 (- (* x y) (* z t)))
0.4b
(- (* x y) (* z t))
8.8b
(/ (/ 1 a) (/ 1 (- (* x y) (* z t))))

rewrite47.0ms

Algorithm
rewrite-expression-head
Rules
474×times-frac
221×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
47×add-exp-log
34×div-exp
32×div-inv
31×associate-/r/
18×associate-/r*
17×add-cbrt-cube
16×flip3-- flip-- associate-/l*
9×cbrt-undiv rec-exp 1-exp
5×add-log-exp
4×pow1
3×expm1-log1p-u log1p-expm1-u
2×frac-2neg clear-num
1×sub-neg pow-flip fma-neg diff-log prod-diff associate-/l/ inv-pow
Counts
3 → 308
Calls
3 calls:
6.0ms
(/ 1 (- (* x y) (* z t)))
4.0ms
(- (* x y) (* z t))
15.0ms
(/ (/ 1 a) (/ 1 (- (* x y) (* z t))))

series170.0ms

Counts
3 → 9
Calls
3 calls:
32.0ms
(/ 1 (- (* x y) (* z t)))
47.0ms
(- (* x y) (* z t))
91.0ms
(/ (/ 1 a) (/ 1 (- (* x y) (* z t))))

simplify85.0ms

Algorithm
egg-herbie
Counts
317 → 317
Iterations

Useful iterations: 1 (42.0ms)

IterNodesCost
013754150
150013576

prune508.0ms

Filtered
317 candidates to 152 candidates (47.9%)
Pruning

12 alts after pruning (8 fresh and 4 done)

PrunedKeptTotal
New3161317
Fresh178
Picked011
Done033
Total31712329

Merged error: 8.8b

Counts
329 → 12

regimes406.0ms

Accuracy

0% (0.3b remaining)

Error of 7.9b against oracle of 7.5b and baseline of 7.9b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0114
1114

end0.0ms

sample682.0ms

Algorithm
intervals
Results
333.0ms11213×body80valid