Details

Time bar (total: 3.5s)

sample703.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 82.03125%

Results
10.0ms313×body80valid

simplify8.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0163
1373
2673
3793
4793

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 10.7b

Counts
2 → 1

localize6.0ms

Local error

Found 1 expressions with local error:

10.4b
(/ (* a1 a2) (* b1 b2))

rewrite6.0ms

Algorithm
rewrite-expression-head
Rules
13×add-exp-log add-cbrt-cube
4×cbrt-undiv div-exp prod-exp cbrt-unprod
1×pow1 add-sqr-sqrt add-cube-cbrt frac-2neg *-un-lft-identity times-frac clear-num associate-/r* div-inv associate-/l* add-log-exp
Counts
1 → 21
Calls
1 calls:
5.0ms
(/ (* a1 a2) (* b1 b2))

series8.0ms

Counts
1 → 3
Calls
1 calls:
8.0ms
(/ (* a1 a2) (* b1 b2))

simplify29.0ms

Algorithm
egg-herbie
Counts
24 → 24
Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
0160124
193689
2500189

prune39.0ms

Filtered
13 candidates to 24 candidates (-84.6%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New19524
Fresh000
Picked011
Done000
Total19625

Merged error: 0.1b

Counts
25 → 6

localize5.0ms

Local error

Found 2 expressions with local error:

4.5b
(/ (* a1 a2) b1)
6.9b
(/ (/ (* a1 a2) b1) b2)

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
20×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
16×add-exp-log add-cbrt-cube
8×associate-/l*
7×cbrt-undiv div-exp
6×associate-/r* div-inv
2×pow1 frac-2neg prod-exp clear-num cbrt-unprod add-log-exp
1×associate-/l/
Counts
2 → 69
Calls
2 calls:
4.0ms
(/ (* a1 a2) b1)
6.0ms
(/ (/ (* a1 a2) b1) b2)

series12.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(/ (* a1 a2) b1)
7.0ms
(/ (/ (* a1 a2) b1) b2)

simplify37.0ms

Algorithm
egg-herbie
Counts
75 → 75
Iterations

Useful iterations: 1 (8.0ms)

IterNodesCost
0301392
11329347
25001347

prune89.0ms

Filtered
54 candidates to 75 candidates (-38.9%)
Pruning

8 alts after pruning (7 fresh and 1 done)

PrunedKeptTotal
New70575
Fresh224
Picked101
Done011
Total73881

Merged error: 0.0b

Counts
81 → 8

localize7.0ms

Local error

Found 2 expressions with local error:

4.5b
(/ (* a1 a2) b1)
6.9b
(* (/ (* a1 a2) b1) (/ 1 b2))

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
46×add-exp-log
28×add-cbrt-cube
20×add-sqr-sqrt
17×times-frac prod-exp
16×div-exp
14×*-un-lft-identity
13×add-cube-cbrt associate-*r*
9×cbrt-undiv cbrt-unprod
7×associate-*l*
4×pow1
3×rec-exp 1-exp associate-/r* div-inv unswap-sqr
2×add-log-exp
1×frac-times frac-2neg associate-*r/ pow-prod-down associate-*l/ clear-num un-div-inv *-commutative associate-/l*
Counts
2 → 75
Calls
2 calls:
5.0ms
(/ (* a1 a2) b1)
10.0ms
(* (/ (* a1 a2) b1) (/ 1 b2))

series12.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(/ (* a1 a2) b1)
8.0ms
(* (/ (* a1 a2) b1) (/ 1 b2))

simplify51.0ms

Algorithm
egg-herbie
Counts
81 → 81
Iterations

Useful iterations: 2 (45.0ms)

IterNodesCost
0396427
12159339
25002327

prune73.0ms

Filtered
46 candidates to 81 candidates (-76.1%)
Pruning

8 alts after pruning (6 fresh and 2 done)

PrunedKeptTotal
New81081
Fresh066
Picked011
Done011
Total81889

Merged error: 0.0b

Counts
89 → 8

localize7.0ms

Local error

Found 3 expressions with local error:

0.2b
(/ 1 (/ b1 (* a1 a2)))
4.5b
(/ b1 (* a1 a2))
6.9b
(/ (/ 1 (/ b1 (* a1 a2))) b2)

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
234×times-frac
104×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
61×add-exp-log
36×div-exp
32×associate-/l*
31×add-cbrt-cube
23×div-inv
16×cbrt-undiv
11×associate-/r*
7×prod-exp
6×rec-exp 1-exp
5×associate-/r/
4×pow1
3×frac-2neg clear-num cbrt-unprod add-log-exp
1×pow-flip associate-/l/ inv-pow
Counts
3 → 209
Calls
3 calls:
6.0ms
(/ 1 (/ b1 (* a1 a2)))
4.0ms
(/ b1 (* a1 a2))
12.0ms
(/ (/ 1 (/ b1 (* a1 a2))) b2)

series18.0ms

Counts
3 → 9
Calls
3 calls:
5.0ms
(/ 1 (/ b1 (* a1 a2)))
5.0ms
(/ b1 (* a1 a2))
8.0ms
(/ (/ 1 (/ b1 (* a1 a2))) b2)

simplify81.0ms

Algorithm
egg-herbie
Counts
218 → 218
Iterations

Useful iterations: 2 (60.0ms)

IterNodesCost
07731604
134971386
250031231

prune114.0ms

Filtered
103 candidates to 218 candidates (-111.7%)
Pruning

9 alts after pruning (6 fresh and 3 done)

PrunedKeptTotal
New2171218
Fresh055
Picked011
Done022
Total2179226

Merged error: 0b

Counts
226 → 9

regimes766.0ms

Accuracy

72% (3.1b remaining)

Error of 3.1b against oracle of 0.0b and baseline of 11.1b

bsearch0.0ms

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02927
12927

end0.0ms

sample1.4s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 82.03125%

Results
314.0ms9994×body80valid

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