Details

Time bar (total: 14.8s)

sample153.0ms

Algorithm
intervals
Results
50.0ms34×body1280valid
34.0ms18×body2560valid
20.0ms151×body80valid
18.0ms27×body640valid
8.0ms18×body320valid
3.0msbody160valid

simplify8.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0813
11113
21313
done1313

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 33.0b

localize20.0ms

Local error

Found 3 expressions with local error:

8.9b
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0))))
24.4b
(tan (/ x (* y 2.0)))
24.4b
(sin (/ x (* y 2.0)))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac
add-exp-log add-cbrt-cube
pow1 expm1-log1p-u associate-/r* log1p-expm1-u associate-/l* add-log-exp
tan-quot
cbrt-undiv frac-2neg div-exp clear-num div-inv associate-/l/
Counts
3 → 49
Calls
3 calls:
17.0ms
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0))))
5.0ms
(tan (/ x (* y 2.0)))
7.0ms
(sin (/ x (* y 2.0)))

series164.0ms

Counts
3 → 9
Calls
3 calls:
63.0ms
(/ (tan (/ x (* y 2.0))) (sin (/ x (* y 2.0))))
59.0ms
(tan (/ x (* y 2.0)))
41.0ms
(sin (/ x (* y 2.0)))

simplify1.5s

Counts
58 → 58
Iterations

Useful iterations: 3 (466.0ms)

IterNodesCost
083878
1152865
2511791
33177785
done5000785

prune423.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 22.4b

localize1.0ms

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

prune72.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 22.4b

localize25.0ms

Local error

Found 4 expressions with local error:

8.9b
(/ (/ (sin (/ x (* y 2.0))) (cos (/ x (* y 2.0)))) (sin (/ x (* y 2.0))))
24.3b
(cos (/ x (* y 2.0)))
24.4b
(sin (/ x (* y 2.0)))
24.4b
(sin (/ x (* y 2.0)))

rewrite88.0ms

Algorithm
rewrite-expression-head
Rules
75×times-frac
46×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
13×associate-/l*
add-exp-log add-cbrt-cube
div-inv
pow1 expm1-log1p-u log1p-expm1-u add-log-exp
cbrt-undiv div-exp associate-/r*
frac-2neg clear-num associate-/l/
Counts
4 → 99
Calls
4 calls:
54.0ms
(/ (/ (sin (/ x (* y 2.0))) (cos (/ x (* y 2.0)))) (sin (/ x (* y 2.0))))
8.0ms
(cos (/ x (* y 2.0)))
10.0ms
(sin (/ x (* y 2.0)))
10.0ms
(sin (/ x (* y 2.0)))

series92.0ms

Counts
4 → 12
Calls
4 calls:
36.0ms
(/ (/ (sin (/ x (* y 2.0))) (cos (/ x (* y 2.0)))) (sin (/ x (* y 2.0))))
20.0ms
(cos (/ x (* y 2.0)))
18.0ms
(sin (/ x (* y 2.0)))
19.0ms
(sin (/ x (* y 2.0)))

simplify1.6s

Counts
111 → 111
Iterations

Useful iterations: done (1.6s)

IterNodesCost
01672899
14022848
217912436
done50012185

prune703.0ms

Pruning

19 alts after pruning (18 fresh and 1 done)

Merged error: 22.4b

localize29.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (cbrt (/ 1 (cos (/ x (* y 2.0))))) (cbrt (/ 1 (cos (/ x (* y 2.0))))))
24.3b
(cos (/ x (* y 2.0)))
24.3b
(cos (/ x (* y 2.0)))
24.3b
(cos (/ x (* y 2.0)))

rewrite78.0ms

Algorithm
rewrite-expression-head
Rules
80×cbrt-prod
76×add-sqr-sqrt
52×times-frac
46×*-un-lft-identity
36×add-cube-cbrt
18×swap-sqr
16×associate-*r* associate-*l* unswap-sqr
11×pow1
add-exp-log pow1/3 div-inv
expm1-log1p-u cbrt-div add-cbrt-cube log1p-expm1-u add-log-exp
pow-prod-down pow-sqr pow-prod-up
pow2 frac-times pow-plus associate-*r/ associate-*l/ prod-exp *-commutative cbrt-unprod
Counts
4 → 116
Calls
4 calls:
41.0ms
(* (cbrt (/ 1 (cos (/ x (* y 2.0))))) (cbrt (/ 1 (cos (/ x (* y 2.0))))))
7.0ms
(cos (/ x (* y 2.0)))
7.0ms
(cos (/ x (* y 2.0)))
8.0ms
(cos (/ x (* y 2.0)))

series244.0ms

Counts
4 → 12
Calls
4 calls:
183.0ms
(* (cbrt (/ 1 (cos (/ x (* y 2.0))))) (cbrt (/ 1 (cos (/ x (* y 2.0))))))
22.0ms
(cos (/ x (* y 2.0)))
20.0ms
(cos (/ x (* y 2.0)))
20.0ms
(cos (/ x (* y 2.0)))

simplify1.1s

Counts
128 → 128
Iterations

Useful iterations: done (1.0s)

IterNodesCost
01422816
12442565
27932451
done50002299

prune647.0ms

Pruning

21 alts after pruning (19 fresh and 2 done)

Merged error: 22.2b

regimes689.0ms

Accuracy

0% (2.5b remaining)

Error of 28.5b against oracle of 26.0b and baseline of 28.5b

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01129
11529
done1529

end0.0ms

sample7.1s

Algorithm
intervals
Results
1.9s1365×body1280valid
1.4s637×body2560valid
1.3s4096×body80valid
938.0ms996×body640valid
678.0ms323×body160valid
416.0ms583×body320valid