Details

Time bar (total: 2.6s)

sample23.0ms

Algorithm
intervals
Results
10.0ms283×body80valid

simplify93.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0195
1385
2605
3885
41225
51755
66255
746865
850015

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: 11.0b

Counts
2 → 1

localize10.0ms

Local error

Found 2 expressions with local error:

0.0b
(- x (* y z))
10.8b
(/ (- x (* y z)) (- t (* a z)))

rewrite7.0ms

Algorithm
rewrite-expression-head
Rules
3×flip3-- flip--
2×associate-/r/ associate-/l/
1×sub-neg frac-2neg div-sub clear-num div-inv
Counts
2 → 12
Calls
2 calls:
2.0ms
(- x (* y z))
4.0ms
(/ (- x (* y z)) (- t (* a z)))

series94.0ms

Counts
2 → 6
Calls
2 calls:
31.0ms
(- x (* y z))
62.0ms
(/ (- x (* y z)) (- t (* a z)))

simplify52.0ms

Algorithm
egg-herbie
Counts
18 → 18
Iterations

Useful iterations: 3 (49.0ms)

IterNodesCost
012875
140972
2149270
3500168

prune61.0ms

Filtered
18 candidates to 14 candidates (77.8%)
Pruning

7 alts after pruning (6 fresh and 1 done)

PrunedKeptTotal
New12618
Fresh000
Picked011
Done000
Total12719

Merged error: 10.8b

Counts
19 → 7

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(- x (* y z))
0.4b
(/ 1 (/ (- t (* a z)) (- x (* y z))))
10.7b
(/ (- t (* a z)) (- x (* y z)))

rewrite12.0ms

Algorithm
rewrite-expression-head
Rules
9×associate-/r/
5×flip3-- flip--
4×clear-num associate-/l/
3×frac-2neg associate-/r* div-inv
1×sub-neg div-sub remove-double-div inv-pow
Counts
3 → 25
Calls
3 calls:
2.0ms
(- x (* y z))
4.0ms
(/ 1 (/ (- t (* a z)) (- x (* y z))))
4.0ms
(/ (- t (* a z)) (- x (* y z)))

series309.0ms

Counts
3 → 9
Calls
3 calls:
33.0ms
(- x (* y z))
215.0ms
(/ 1 (/ (- t (* a z)) (- x (* y z))))
61.0ms
(/ (- t (* a z)) (- x (* y z)))

simplify68.0ms

Algorithm
egg-herbie
Counts
34 → 34
Iterations

Useful iterations: 3 (65.0ms)

IterNodesCost
0161131
1577122
22383119
35002117

prune102.0ms

Filtered
34 candidates to 24 candidates (70.6%)
Pruning

10 alts after pruning (8 fresh and 2 done)

PrunedKeptTotal
New30434
Fresh145
Picked011
Done011
Total311041

Merged error: 10.8b

Counts
41 → 10

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(- x (* y z))
0.2b
(/ 1 (/ (- x (* y z)) (- t (* a z))))
0.4b
(/ 1 (/ 1 (/ (- x (* y z)) (- t (* a z)))))
10.8b
(/ (- x (* y z)) (- t (* a z)))

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
22×associate-/r/
12×associate-/r*
8×clear-num
7×flip3-- flip--
6×frac-2neg div-inv associate-/l/
3×remove-double-div inv-pow
1×sub-neg pow-flip div-sub
Counts
4 → 44
Calls
4 calls:
2.0ms
(- x (* y z))
5.0ms
(/ 1 (/ (- x (* y z)) (- t (* a z))))
6.0ms
(/ 1 (/ 1 (/ (- x (* y z)) (- t (* a z)))))
4.0ms
(/ (- x (* y z)) (- t (* a z)))

series352.0ms

Counts
4 → 12
Calls
4 calls:
33.0ms
(- x (* y z))
201.0ms
(/ 1 (/ (- x (* y z)) (- t (* a z))))
60.0ms
(/ 1 (/ 1 (/ (- x (* y z)) (- t (* a z)))))
58.0ms
(/ (- x (* y z)) (- t (* a z)))

simplify86.0ms

Algorithm
egg-herbie
Counts
56 → 56
Iterations

Useful iterations: 3 (81.0ms)

IterNodesCost
0169184
1660177
23151169
35001165

prune143.0ms

Filtered
56 candidates to 36 candidates (64.3%)
Pruning

9 alts after pruning (7 fresh and 2 done)

PrunedKeptTotal
New54256
Fresh257
Picked011
Done112
Total57966

Merged error: 10.8b

Counts
66 → 9

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(- x (* y z))
0.4b
(/ 1 (- t (* a z)))
10.6b
(* (- x (* y z)) (/ 1 (- t (* a z))))

rewrite12.0ms

Algorithm
rewrite-expression-head
Rules
7×flip3-- flip--
6×frac-times
5×clear-num
4×frac-2neg associate-/r/
3×associate-*r/ associate-*r*
2×associate-*l/ un-div-inv div-inv
1×sub-neg *-commutative inv-pow
Counts
3 → 27
Calls
3 calls:
2.0ms
(- x (* y z))
3.0ms
(/ 1 (- t (* a z)))
5.0ms
(* (- x (* y z)) (/ 1 (- t (* a z))))

series148.0ms

Counts
3 → 9
Calls
3 calls:
30.0ms
(- x (* y z))
53.0ms
(/ 1 (- t (* a z)))
64.0ms
(* (- x (* y z)) (/ 1 (- t (* a z))))

simplify81.0ms

Algorithm
egg-herbie
Counts
36 → 36
Iterations

Useful iterations: 3 (77.0ms)

IterNodesCost
0145157
1600148
22903143
35001140

prune72.0ms

Filtered
36 candidates to 20 candidates (55.6%)
Pruning

10 alts after pruning (7 fresh and 3 done)

PrunedKeptTotal
New34236
Fresh156
Picked011
Done022
Total351045

Merged error: 10.8b

Counts
45 → 10

regimes242.0ms

Accuracy

0% (0.3b remaining)

Error of 10.6b against oracle of 10.3b and baseline of 10.6b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0125
1125

end0.0ms

sample590.0ms

Algorithm
intervals
Results
329.0ms8677×body80valid