Details

Time bar (total: 15.0s)

sample120.0ms

Algorithm
intervals
Results
40.0ms53×body1280valid
27.0ms20×body2560valid
15.0ms137×body80valid
12.0ms23×body640valid
6.0ms16×body320valid
2.0msbody160valid

simplify8.0ms

Counts
1 → 1
Iterations
IterNodes
done13
213
111
08

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 35.3b

localize26.0ms

Local error

Found 3 expressions with local error:

8.2b
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0))))
26.5b
(sin (/ x (* y 2.0)))
27.0b
(tan (/ x (* y 2.0)))

rewrite64.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
times-frac
add-cbrt-cube add-exp-log
pow1 associate-/r* associate-/l* add-log-exp
tan-quot
cbrt-undiv clear-num frac-2neg div-exp div-inv associate-/l/
Counts
3 → 43
Calls
3 calls:
22.0ms
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0))))
37.0ms
(sin (/ x (* y 2.0)))
3.0ms
(tan (/ x (* y 2.0)))

series124.0ms

Counts
3 → 9
Calls
3 calls:
62.0ms
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0))))
12.0ms
(sin (/ x (* y 2.0)))
49.0ms
(tan (/ x (* y 2.0)))

simplify1.4s

Counts
52 → 52
Iterations
IterNodes
done5002
33170
2494
1144
077

prune405.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 24.9b

localize1.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations
IterNodes
done0
00

prune93.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 24.9b

localize33.0ms

Local error

Found 4 expressions with local error:

8.2b
(/ (sin (/ x (* y 2.0))) (* (sin (/ x (* y 2.0))) (cos (/ x (* y 2.0)))))
26.5b
(sin (/ x (* y 2.0)))
26.5b
(sin (/ x (* y 2.0)))
26.9b
(cos (/ x (* y 2.0)))

rewrite56.0ms

Algorithm
rewrite-expression-head
Rules
add-cbrt-cube add-exp-log
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
pow1 add-log-exp
times-frac associate-/l*
cbrt-undiv div-exp
clear-num associate-/r* frac-2neg prod-exp associate-/r/ cbrt-unprod div-inv sin-cos-mult
Counts
4 → 43
Calls
4 calls:
32.0ms
(/ (sin (/ x (* y 2.0))) (* (sin (/ x (* y 2.0))) (cos (/ x (* y 2.0)))))
6.0ms
(sin (/ x (* y 2.0)))
6.0ms
(sin (/ x (* y 2.0)))
6.0ms
(cos (/ x (* y 2.0)))

series96.0ms

Counts
4 → 12
Calls
4 calls:
39.0ms
(/ (sin (/ x (* y 2.0))) (* (sin (/ x (* y 2.0))) (cos (/ x (* y 2.0)))))
17.0ms
(sin (/ x (* y 2.0)))
17.0ms
(sin (/ x (* y 2.0)))
22.0ms
(cos (/ x (* y 2.0)))

simplify2.2s

Counts
55 → 55
Iterations
IterNodes
done5001
33679
2483
1145
071

prune386.0ms

Pruning

17 alts after pruning (16 fresh and 1 done)

Merged error: 24.9b

localize20.0ms

Local error

Found 2 expressions with local error:

0.1b
(/ 1 (cos (/ x (* 2.0 y))))
26.9b
(cos (/ x (* 2.0 y)))

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
times-frac
add-exp-log
add-cbrt-cube
pow1 associate-/r* associate-/l*
div-exp add-log-exp
cbrt-undiv rec-exp clear-num frac-2neg 1-exp div-inv pow-flip inv-pow
Counts
2 → 38
Calls
2 calls:
4.0ms
(/ 1 (cos (/ x (* 2.0 y))))
6.0ms
(cos (/ x (* 2.0 y)))

series37.0ms

Counts
2 → 6
Calls
2 calls:
24.0ms
(/ 1 (cos (/ x (* 2.0 y))))
13.0ms
(cos (/ x (* 2.0 y)))

simplify3.6s

Counts
44 → 44
Iterations
IterNodes
done5000
32866
2457
1111
061

prune164.0ms

Pruning

16 alts after pruning (15 fresh and 1 done)

Merged error: 24.8b

regimes642.0ms

Accuracy

0% (2.4b remaining)

Error of 28.4b against oracle of 26.0b and baseline of 28.4b

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
done15
115
011

end0.0ms

sample5.5s

Algorithm
intervals
Results
1.6s645×body2560valid
1.4s1429×body1280valid
798.0ms971×body640valid
701.0ms4118×body80valid
602.0ms559×body320valid
82.0ms278×body160valid