Details

Time bar (total: 939.0ms)

sample15.0ms

Algorithm
intervals
Results
7.0ms256×body80valid

simplify16.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0189
1369
2689
31179
41749
51959
61979
71979
done1979

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 33.9b

localize7.0ms

Local error

Found 2 expressions with local error:

3.3b
(- (* x x) (* (* y 4.0) y))
33.2b
(/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))

rewrite34.0ms

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 flip3-- associate-/r/ flip-- associate-/l/
cbrt-undiv sub-neg frac-2neg flip3-+ diff-log div-sub div-exp clear-num flip-+ div-inv
Counts
2 → 44
Calls
2 calls:
7.0ms
(- (* x x) (* (* y 4.0) y))
25.0ms
(/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))

series101.0ms

Counts
2 → 6
Calls
2 calls:
40.0ms
(- (* x x) (* (* y 4.0) y))
61.0ms
(/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))

simplify173.0ms

Counts
50 → 50
Iterations

Useful iterations: 2 (27.0ms)

IterNodesCost
0221583
1964535
24814534
35001534
done5001534

prune99.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.5b

localize0.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify2.0ms

Counts
0 → 0
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
000
done00

prune1.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.5b

localize0.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify2.0ms

Counts
0 → 0
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
000
done00

prune0.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0.5b

regimes43.0ms

Accuracy

51.3% (15.0b remaining)

Error of 15.7b against oracle of 0.7b and baseline of 31.5b

bsearch62.0ms

Steps
ItersRangePoint
10
3.475263835047251e+45
4.1081601665362966e+55
1.577263682377975e+51
8
-1.600121028610129e-17
-7.365604638989968e-22
-7.321077024722761e-18

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0140
1140
done140

end0.0ms

sample378.0ms

Algorithm
intervals
Results
211.0ms8000×body80valid