Details

Time bar (total: 3.9s)

sample15.0ms

Algorithm
intervals
Results
7.0ms256×body80valid

simplify117.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0919
11719
23519
37019
411919
516719
618719
718819
done18819

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 29.6b

localize8.0ms

Local error

Found 2 expressions with local error:

3.3b
(- (* x x) (* (* y 4.0) y))
29.0b
(/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))

rewrite14.0ms

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:
3.0ms
(- (* x x) (* (* y 4.0) y))
10.0ms
(/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))

series104.0ms

Counts
2 → 6
Calls
2 calls:
40.0ms
(- (* x x) (* (* y 4.0) y))
64.0ms
(/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))

simplify2.9s

Counts
50 → 50
Iterations

Useful iterations: 3 (438.0ms)

IterNodesCost
0821196
12191174
29401060
347721056
done50001056

prune121.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.2b

localize0.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify1.0ms

Counts
0 → 0
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
000
done00

prune1.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0.2b

localize0.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify1.0ms

Counts
0 → 0
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
000
done00

prune0.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0.2b

regimes118.0ms

Accuracy

61.5% (11.8b remaining)

Error of 12.2b against oracle of 0.3b and baseline of 31.1b

bsearch122.0ms

Steps
ItersRangePoint
10
5.2137982941285245e+256
4.3252626113573545e+266
4.686018001101959e+264
9
3.996994419384693e-174
1.0292253618503542e-164
2.7325230911480087e-173
10
7.220828099457972e-249
4.0837288452534195e-239
2.1340718332425224e-245
6
3.989619228389255e-264
1.7468817907846725e-263
8.486775487776079e-264

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02365
12865
done2865

end0.0ms

sample353.0ms

Algorithm
intervals
Results
228.0ms8000×body80valid