Details

Time bar (total: 5.0s)

sample33.0ms

Algorithm
intervals
Results
18.0ms256×body80valid

simplify302.0ms

Counts
1 → 1
Iterations

Useful iterations: 1 (4.0ms)

IterNodesCost
0919
11918
23918
37718
412818
518418
621118
721618
done21618

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 34.9b

localize26.0ms

Local error

Found 2 expressions with local error:

3.8b
(- (* x x) (* (* y 4.0) y))
34.2b
(/ (- (* x x) (* (* y 4.0) y)) (fma x x (* (* y 4.0) y)))

rewrite42.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac
add-exp-log add-cbrt-cube add-log-exp
associate-/r* associate-/l*
pow1 expm1-log1p-u flip3-- flip-- log1p-expm1-u associate-/l/
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 x) (* (* y 4.0) y))
31.0ms
(/ (- (* x x) (* (* y 4.0) y)) (fma x x (* (* y 4.0) y)))

series194.0ms

Counts
2 → 6
Calls
2 calls:
77.0ms
(- (* x x) (* (* y 4.0) y))
116.0ms
(/ (- (* x x) (* (* y 4.0) y)) (fma x x (* (* y 4.0) y)))

simplify2.4s

Counts
54 → 54
Iterations

Useful iterations: done (2.4s)

IterNodesCost
0901183
12201154
27751046
330571044
done50001043

prune230.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.4b

localize1.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
000
done00

prune1.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0.4b

localize0.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
000
done00

prune0.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0.4b

regimes140.0ms

Accuracy

57.7% (13.4b remaining)

Error of 13.7b against oracle of 0.3b and baseline of 31.9b

bsearch185.0ms

Steps
ItersRangePoint
8
5.850238672422067e+164
5.310202370576e+168
5.213367998754109e+168
6
1.3115826703742446e+134
5.500324680580855e+134
1.3262748212376038e+134
5
3.5560320514582404e+117
7.260110604555971e+117
7.178993365575064e+117
6
2.1295029105837858e+56
1.0279590045696341e+57
2.2999553787656984e+56
8
3646.124956697152
5804822.513960978
5023037.116648855
5
1.0701862086623458e-148
2.805375026593396e-148
1.1920917570347169e-148

simplify5.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
029106
133106
done33106

end0.0ms

sample1.4s

Algorithm
intervals
Results
1.2s8000×body80valid