Details

Time bar (total: 12.2s)

sample155.0ms

Algorithm
intervals
Results
43.0ms47×body1280valid
34.0ms18×body2560valid
20.0ms17×body160valid
17.0ms127×body80valid
15.0ms24×body640valid
10.0ms23×body320valid

simplify8.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0813
11113
21313
done1313

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 34.0b

localize17.0ms

Local error

Found 3 expressions with local error:

4.8b
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0))))
28.6b
(sin (/ x (* y 2.0)))
29.3b
(tan (/ x (* y 2.0)))

rewrite28.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac
add-exp-log add-cbrt-cube
pow1 associate-/r* associate-/l* add-log-exp
tan-quot
cbrt-undiv frac-2neg div-exp clear-num div-inv associate-/l/
Counts
3 → 43
Calls
3 calls:
15.0ms
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0))))
6.0ms
(sin (/ x (* y 2.0)))
5.0ms
(tan (/ x (* y 2.0)))

series115.0ms

Counts
3 → 9
Calls
3 calls:
43.0ms
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0))))
11.0ms
(sin (/ x (* y 2.0)))
61.0ms
(tan (/ x (* y 2.0)))

simplify1.2s

Counts
52 → 52
Iterations

Useful iterations: 3 (379.0ms)

IterNodesCost
077822
1144813
2491739
33059737
done5000737

prune226.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 27.0b

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

prune35.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 27.0b

localize28.0ms

Local error

Found 4 expressions with local error:

28.6b
(sin (/ x (* y 2.0)))
29.3b
(tan (/ x (* y 2.0)))
29.3b
(tan (/ x (* y 2.0)))
29.3b
(tan (/ x (* y 2.0)))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt *-un-lft-identity add-cbrt-cube add-log-exp
tan-quot
Counts
4 → 31
Calls
4 calls:
8.0ms
(sin (/ x (* y 2.0)))
4.0ms
(tan (/ x (* y 2.0)))
3.0ms
(tan (/ x (* y 2.0)))
4.0ms
(tan (/ x (* y 2.0)))

series185.0ms

Counts
4 → 12
Calls
4 calls:
10.0ms
(sin (/ x (* y 2.0)))
50.0ms
(tan (/ x (* y 2.0)))
64.0ms
(tan (/ x (* y 2.0)))
61.0ms
(tan (/ x (* y 2.0)))

simplify1.6s

Counts
43 → 43
Iterations

Useful iterations: 4 (592.0ms)

IterNodesCost
033420
157420
2131372
3490372
42440360
done5000360

prune293.0ms

Pruning

14 alts after pruning (12 fresh and 2 done)

Merged error: 26.9b

localize43.0ms

Local error

Found 4 expressions with local error:

28.6b
(sin (/ x (* y 2.0)))
29.3b
(tan (/ x (* y 2.0)))
29.3b
(tan (/ x (* y 2.0)))
29.3b
(tan (/ x (* y 2.0)))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt *-un-lft-identity add-cbrt-cube add-log-exp
tan-quot
Counts
4 → 31
Calls
4 calls:
11.0ms
(sin (/ x (* y 2.0)))
5.0ms
(tan (/ x (* y 2.0)))
7.0ms
(tan (/ x (* y 2.0)))
7.0ms
(tan (/ x (* y 2.0)))

series234.0ms

Counts
4 → 12
Calls
4 calls:
16.0ms
(sin (/ x (* y 2.0)))
119.0ms
(tan (/ x (* y 2.0)))
53.0ms
(tan (/ x (* y 2.0)))
45.0ms
(tan (/ x (* y 2.0)))

simplify1.9s

Counts
43 → 43
Iterations

Useful iterations: 4 (598.0ms)

IterNodesCost
033420
157420
2131372
3490372
42440360
done5000360

prune231.0ms

Pruning

16 alts after pruning (14 fresh and 2 done)

Merged error: 26.9b

regimes451.0ms

Accuracy

0% (2.4b remaining)

Error of 28.4b against oracle of 25.9b and baseline of 28.4b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
011
done11

end0.0ms

sample5.4s

Algorithm
intervals
Results
1.5s976×body640valid
1.4s1449×body1280valid
1.1s623×body2560valid
710.0ms4127×body80valid
261.0ms553×body320valid
77.0ms272×body160valid