Details

Time bar (total: 861.0ms)

sample16.0ms

Algorithm
intervals
Results
7.0ms256×body80valid

simplify21.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0209
1409
2789
31349
42009
52339
62399
72399
done2399

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 33.9b

localize8.0ms

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)))

rewrite39.0ms

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-- associate-/r/ flip-- log1p-expm1-u associate-/l/
cbrt-undiv sub-neg frac-2neg flip3-+ fma-neg diff-log div-sub div-exp prod-diff clear-num flip-+ div-inv
Counts
2 → 50
Calls
2 calls:
12.0ms
(- (* x x) (* (* y 4.0) y))
26.0ms
(/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))

series107.0ms

Counts
2 → 6
Calls
2 calls:
45.0ms
(- (* x x) (* (* y 4.0) y))
62.0ms
(/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))

simplify39.0ms

Counts
56 → 56
Iterations

Useful iterations: 2 (33.0ms)

IterNodesCost
0237617
11114565
25002555
done5002555

prune128.0ms

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 (2.0ms)

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 (2.0ms)

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

bsearch55.0ms

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

sample396.0ms

Algorithm
intervals
Results
222.0ms8000×body80valid