Details

Time bar (total: 1.6s)

sample19.0ms

Algorithm
intervals
Results
7.0ms329×body80valid

simplify8.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0163
1373
2673
3793
4793

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: 9.2b

Counts
2 → 1

localize5.0ms

Local error

Found 1 expressions with local error:

8.9b
(/ (* a1 a2) (* b1 b2))

rewrite4.0ms

Algorithm
rewrite-expression-head
Rules
6×*-commutative
4×times-frac
2×associate-/r* associate-/l*
1×frac-2neg clear-num div-inv
Counts
1 → 11
Calls
1 calls:
4.0ms
(/ (* a1 a2) (* b1 b2))

series27.0ms

Counts
1 → 3
Calls
1 calls:
27.0ms
(/ (* a1 a2) (* b1 b2))

simplify10.0ms

Algorithm
egg-herbie
Counts
14 → 14
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
04734
18634
212034
313034
413034

prune34.0ms

Filtered
14 candidates to 11 candidates (78.6%)
Pruning

7 alts after pruning (6 fresh and 1 done)

PrunedKeptTotal
New8614
Fresh000
Picked011
Done000
Total8715

Merged error: 0.0b

Counts
15 → 7

localize5.0ms

Local error

Found 2 expressions with local error:

3.3b
(/ (* b1 b2) a1)
6.1b
(/ a2 (/ (* b1 b2) a1))

rewrite7.0ms

Algorithm
rewrite-expression-head
Rules
5×associate-/r/
4×associate-/l*
3×frac-2neg clear-num div-inv
2×*-commutative
1×associate-/r*
Counts
2 → 14
Calls
2 calls:
3.0ms
(/ (* b1 b2) a1)
3.0ms
(/ a2 (/ (* b1 b2) a1))

series50.0ms

Counts
2 → 6
Calls
2 calls:
21.0ms
(/ (* b1 b2) a1)
29.0ms
(/ a2 (/ (* b1 b2) a1))

simplify79.0ms

Algorithm
egg-herbie
Counts
20 → 20
Iterations

Useful iterations: 2 (5.0ms)

IterNodesCost
04442
112042
228541
3120341
4294341
5479441
6500241

prune36.0ms

Filtered
20 candidates to 13 candidates (65.0%)
Pruning

9 alts after pruning (7 fresh and 2 done)

PrunedKeptTotal
New16420
Fresh235
Picked011
Done011
Total18927

Merged error: 0.0b

Counts
27 → 9

localize10.0ms

Local error

Found 3 expressions with local error:

0.4b
(/ 1 (/ (/ (* b1 b2) a1) a2))
3.3b
(/ (* b1 b2) a1)
6.1b
(/ (/ (* b1 b2) a1) a2)

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
11×associate-/l/
9×associate-/r/
8×clear-num associate-/l*
6×frac-2neg div-inv
3×*-commutative
2×remove-double-div
1×associate-/r* inv-pow
Counts
3 → 30
Calls
3 calls:
5.0ms
(/ 1 (/ (/ (* b1 b2) a1) a2))
3.0ms
(/ (* b1 b2) a1)
4.0ms
(/ (/ (* b1 b2) a1) a2)

series80.0ms

Counts
3 → 9
Calls
3 calls:
35.0ms
(/ 1 (/ (/ (* b1 b2) a1) a2))
18.0ms
(/ (* b1 b2) a1)
27.0ms
(/ (/ (* b1 b2) a1) a2)

simplify84.0ms

Algorithm
egg-herbie
Counts
39 → 39
Iterations

Useful iterations: 2 (7.0ms)

IterNodesCost
07883
119381
272878
3232878
4478078
5500178

prune68.0ms

Filtered
39 candidates to 27 candidates (69.2%)
Pruning

9 alts after pruning (6 fresh and 3 done)

PrunedKeptTotal
New37239
Fresh246
Picked011
Done022
Total39948

Merged error: 0.0b

Counts
48 → 9

localize5.0ms

Local error

Found 2 expressions with local error:

3.3b
(/ a1 (* b1 b2))
5.9b
(* (/ a1 (* b1 b2)) a2)

rewrite7.0ms

Algorithm
rewrite-expression-head
Rules
5×associate-*l/
4×associate-/r*
3×*-commutative
2×frac-2neg clear-num div-inv
1×associate-*l*
Counts
2 → 12
Calls
2 calls:
3.0ms
(/ a1 (* b1 b2))
4.0ms
(* (/ a1 (* b1 b2)) a2)

series52.0ms

Counts
2 → 6
Calls
2 calls:
19.0ms
(/ a1 (* b1 b2))
33.0ms
(* (/ a1 (* b1 b2)) a2)

simplify124.0ms

Algorithm
egg-herbie
Counts
18 → 18
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
04633
116033
243333
381333
4108533
5145033
6303933
7500233

prune21.0ms

Filtered
18 candidates to 10 candidates (55.6%)
Pruning

9 alts after pruning (5 fresh and 4 done)

PrunedKeptTotal
New18018
Fresh055
Picked011
Done033
Total18927

Merged error: 0.0b

Counts
27 → 9

regimes364.0ms

Accuracy

33.5% (7.2b remaining)

Error of 7.2b against oracle of 0.0b and baseline of 10.8b

bsearch1.0ms

simplify3.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03320
13320

end0.0ms

sample481.0ms

Algorithm
intervals
Results
232.0ms10020×body80valid