Details

Time bar (total: 29.0s)

sample113.0ms

Algorithm
intervals
Results
46.0ms292×body80valid
16.0ms26×body1280valid
14.0ms33×body640valid
8.0ms25×body320valid
3.0msbody160valid

simplify1.5s

Counts
1 → 1
Iterations
IterNodes
done5000
41263
3241
267
126
012

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 29.5b

localize34.0ms

Local error

Found 4 expressions with local error:

0.4b
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin 2.0)) x)))
3.9b
(* (* x (pow sin 2.0)) x)
8.5b
(* x (pow sin 2.0))
19.2b
(* (pow cos 2.0) (* (* x (pow sin 2.0)) x))

rewrite203.0ms

Algorithm
rewrite-expression-head
Rules
122×add-exp-log
82×prod-exp
34×add-cbrt-cube
18×pow-to-exp pow-exp
17×add-sqr-sqrt
16×div-exp cbrt-unprod
12×*-un-lft-identity add-cube-cbrt
11×associate-*r* associate-*l*
unpow-prod-down
pow1
cbrt-undiv add-log-exp
times-frac *-commutative associate-/l* unswap-sqr sqr-pow
clear-num associate-/r* frac-2neg pow-prod-down div-inv
Counts
4 → 115
Calls
4 calls:
80.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin 2.0)) x)))
28.0ms
(* (* x (pow sin 2.0)) x)
15.0ms
(* x (pow sin 2.0))
72.0ms
(* (pow cos 2.0) (* (* x (pow sin 2.0)) x))

series959.0ms

Counts
4 → 12
Calls
4 calls:
323.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin 2.0)) x)))
180.0ms
(* (* x (pow sin 2.0)) x)
142.0ms
(* x (pow sin 2.0))
312.0ms
(* (pow cos 2.0) (* (* x (pow sin 2.0)) x))

simplify2.2s

Counts
127 → 127
Iterations
IterNodes
done5002
22350
1430
0166

prune747.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 13.1b

localize34.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))
0.4b
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)))
3.9b
(* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)
19.2b
(* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x))

rewrite611.0ms

Algorithm
rewrite-expression-head
Rules
416×add-exp-log
343×prod-exp
84×pow-to-exp pow-exp
52×add-cbrt-cube
43×div-exp
29×cbrt-unprod
11×add-sqr-sqrt *-un-lft-identity associate-*r* add-cube-cbrt
associate-*l*
pow1 unpow-prod-down
cbrt-undiv
add-log-exp
times-frac *-commutative associate-/l*
sqr-pow
clear-num associate-/r* frac-2neg pow-prod-down div-inv
Counts
4 → 186
Calls
4 calls:
32.0ms
(* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))
212.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)))
95.0ms
(* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)
251.0ms
(* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x))

series1.1s

Counts
4 → 12
Calls
4 calls:
191.0ms
(* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))
388.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)))
203.0ms
(* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)
342.0ms
(* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x))

simplify2.4s

Counts
198 → 198
Iterations
IterNodes
done5002
23307
1575
0198

prune759.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 5.4b

localize50.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x)) (* (pow sin (/ 2.0 2)) x))
0.4b
(/ (cos (* 2.0 x)) (* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x)) (* (pow sin (/ 2.0 2)) x))))
4.1b
(* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x))
6.5b
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x)) (* (pow sin (/ 2.0 2)) x)))

rewrite761.0ms

Algorithm
rewrite-expression-head
Rules
1711×add-exp-log
1564×prod-exp
400×pow-to-exp pow-exp
160×div-exp
97×add-cbrt-cube
62×cbrt-unprod
15×associate-*l*
10×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
cbrt-undiv
pow1 unpow-prod-down
add-log-exp
times-frac associate-*r* *-commutative associate-/l*
sqr-pow
clear-num associate-/r* frac-2neg pow-prod-down div-inv
Counts
4 → 466
Calls
4 calls:
112.0ms
(* (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x)) (* (pow sin (/ 2.0 2)) x))
293.0ms
(/ (cos (* 2.0 x)) (* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x)) (* (pow sin (/ 2.0 2)) x))))
36.0ms
(* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x))
247.0ms
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x)) (* (pow sin (/ 2.0 2)) x)))

series2.2s

Counts
4 → 12
Calls
4 calls:
646.0ms
(* (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x)) (* (pow sin (/ 2.0 2)) x))
412.0ms
(/ (cos (* 2.0 x)) (* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x)) (* (pow sin (/ 2.0 2)) x))))
473.0ms
(* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x))
631.0ms
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x)) (* (pow sin (/ 2.0 2)) x)))

simplify3.0s

Counts
478 → 478
Iterations
IterNodes
done5000
23700
1860
0267

prune907.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 1.9b

localize51.0ms

Local error

Found 4 expressions with local error:

0.4b
(/ (cos (* 2.0 x)) (* (* (pow cos (/ 2.0 2)) (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x))) (* (pow sin (/ 2.0 2)) x)))
1.8b
(* (pow cos (/ 2.0 2)) (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x)))
4.1b
(* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x))
5.3b
(* (* (pow cos (/ 2.0 2)) (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x))) (* (pow sin (/ 2.0 2)) x))

rewrite633.0ms

Algorithm
rewrite-expression-head
Rules
1643×add-exp-log
1499×prod-exp
393×pow-to-exp pow-exp
161×div-exp
92×add-cbrt-cube
57×cbrt-unprod
15×associate-*l*
10×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
cbrt-undiv
pow1 unpow-prod-down
add-log-exp
times-frac associate-*r* *-commutative associate-/l*
sqr-pow
clear-num associate-/r* frac-2neg pow-prod-down div-inv
Counts
4 → 454
Calls
4 calls:
214.0ms
(/ (cos (* 2.0 x)) (* (* (pow cos (/ 2.0 2)) (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x))) (* (pow sin (/ 2.0 2)) x)))
71.0ms
(* (pow cos (/ 2.0 2)) (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x)))
44.0ms
(* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x))
229.0ms
(* (* (pow cos (/ 2.0 2)) (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x))) (* (pow sin (/ 2.0 2)) x))

series2.3s

Counts
4 → 12
Calls
4 calls:
459.0ms
(/ (cos (* 2.0 x)) (* (* (pow cos (/ 2.0 2)) (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x))) (* (pow sin (/ 2.0 2)) x)))
519.0ms
(* (pow cos (/ 2.0 2)) (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x)))
528.0ms
(* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x))
754.0ms
(* (* (pow cos (/ 2.0 2)) (* (pow cos (/ 2.0 2)) (* (pow sin (/ 2.0 2)) x))) (* (pow sin (/ 2.0 2)) x))

simplify3.1s

Counts
466 → 466
Iterations
IterNodes
done5002
24154
1905
0264

prune718.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 1.8b

regimes971.0ms

Accuracy

0% (5.0b remaining)

Error of 7.2b against oracle of 2.2b and baseline of 7.2b

bsearch0.0ms

simplify14.0ms

Iterations
IterNodes
done24
124
018

end0.0ms

sample3.8s

Algorithm
intervals
Results
1.4s8991×body80valid
1.0s834×body1280valid
644.0ms985×body640valid
195.0ms581×body320valid
76.0ms321×body160valid