Details

Time bar (total: 2.5s)

sample23.0ms

Algorithm
intervals
Results
13.0ms256×body80valid

simplify219.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0919
11719
23519
36719
411419
516619
619519
719919
done19919

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 29.4b

localize10.0ms

Local error

Found 2 expressions with local error:

4.7b
(- (* x x) (* (* y 4.0) y))
28.8b
(/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))

rewrite45.0ms

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:
15.0ms
(- (* x x) (* (* y 4.0) y))
30.0ms
(/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))

series156.0ms

Counts
2 → 6
Calls
2 calls:
76.0ms
(- (* x x) (* (* y 4.0) y))
79.0ms
(/ (- (* x x) (* (* y 4.0) y)) (+ (* x x) (* (* y 4.0) y)))

simplify673.0ms

Counts
50 → 50
Iterations

Useful iterations: done (669.0ms)

IterNodesCost
0821196
12371174
211631062
done50011060

prune185.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.3b

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

prune1.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.3b

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

2 alts after pruning (0 fresh and 2 done)

Merged error: 0.3b

regimes42.0ms

Accuracy

51.4% (15.3b remaining)

Error of 16.0b against oracle of 0.7b and baseline of 32.2b

bsearch50.0ms

Steps
ItersRangePoint
7
178.15802652815583
6123.270275452558
1190.5763863372272
7
-13827171026.042707
-764667038.6266398
-2590647937.2036257

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0911
11411
done1411

end0.0ms

sample1.1s

Algorithm
intervals
Results
821.0ms8000×body80valid