Details

Time bar (total: 25.3s)

sample79.0ms

Algorithm
intervals
Results
25.0ms304×body80valid
11.0ms23×body1280valid
10.0ms32×body640valid
5.0ms23×body320valid
2.0msbody160valid

simplify3.5s

Counts
1 → 1
Iterations
IterNodes
done5001
54217
4728
3160
257
126
012

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 28.6b

localize22.0ms

Local error

Found 4 expressions with local error:

0.7b
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin 2.0)) x)))
3.0b
(* (* x (pow sin 2.0)) x)
7.0b
(* x (pow sin 2.0))
20.7b
(* (pow cos 2.0) (* (* x (pow sin 2.0)) x))

rewrite168.0ms

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:
71.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin 2.0)) x)))
25.0ms
(* (* x (pow sin 2.0)) x)
11.0ms
(* x (pow sin 2.0))
54.0ms
(* (pow cos 2.0) (* (* x (pow sin 2.0)) x))

series1.0s

Counts
4 → 12
Calls
4 calls:
369.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin 2.0)) x)))
157.0ms
(* (* x (pow sin 2.0)) x)
162.0ms
(* x (pow sin 2.0))
348.0ms
(* (pow cos 2.0) (* (* x (pow sin 2.0)) x))

simplify1.6s

Counts
127 → 127
Iterations
IterNodes
done5001
21502
1414
0166

prune595.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 14.2b

localize34.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))
0.7b
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)))
3.0b
(* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)
20.7b
(* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x))

rewrite467.0ms

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:
30.0ms
(* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))
192.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)))
58.0ms
(* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)
172.0ms
(* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x))

series1.1s

Counts
4 → 12
Calls
4 calls:
187.0ms
(* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))
376.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)))
161.0ms
(* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)
351.0ms
(* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x))

simplify1.8s

Counts
198 → 198
Iterations
IterNodes
done5001
21830
1556
0198

prune520.0ms

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 10.6b

localize37.0ms

Local error

Found 4 expressions with local error:

3.8b
(* (* (pow cos (/ 2.0 2)) (* x (pow sin 2.0))) x)
5.6b
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* x (pow sin 2.0))) x))
7.0b
(* x (pow sin 2.0))
8.2b
(* (pow cos (/ 2.0 2)) (* x (pow sin 2.0)))

rewrite288.0ms

Algorithm
rewrite-expression-head
Rules
226×add-exp-log
202×prod-exp
50×pow-to-exp pow-exp
34×add-cbrt-cube
20×cbrt-unprod
18×associate-*l*
17×add-sqr-sqrt
12×*-un-lft-identity associate-*r* add-cube-cbrt
10×unpow-prod-down
pow1
*-commutative add-log-exp sqr-pow
unswap-sqr
pow-prod-down
Counts
4 → 146
Calls
4 calls:
69.0ms
(* (* (pow cos (/ 2.0 2)) (* x (pow sin 2.0))) x)
180.0ms
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* x (pow sin 2.0))) x))
9.0ms
(* x (pow sin 2.0))
20.0ms
(* (pow cos (/ 2.0 2)) (* x (pow sin 2.0)))

series1.1s

Counts
4 → 12
Calls
4 calls:
314.0ms
(* (* (pow cos (/ 2.0 2)) (* x (pow sin 2.0))) x)
335.0ms
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* x (pow sin 2.0))) x))
175.0ms
(* x (pow sin 2.0))
285.0ms
(* (pow cos (/ 2.0 2)) (* x (pow sin 2.0)))

simplify1.3s

Counts
158 → 158
Iterations
IterNodes
done5000
21535
1432
0158

prune643.0ms

Pruning

16 alts after pruning (16 fresh and 0 done)

Merged error: 9.3b

localize55.0ms

Local error

Found 4 expressions with local error:

0.7b
(/ (cos (* 2.0 x)) (* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x)))
3.8b
(* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x)
5.6b
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x))
8.2b
(* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))))

rewrite1.6s

Algorithm
rewrite-expression-head
Rules
1442×add-exp-log
1342×prod-exp
354×pow-to-exp pow-exp
124×div-exp
74×add-cbrt-cube
46×cbrt-unprod
15×associate-*l*
11×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
pow1 cbrt-undiv unpow-prod-down
associate-*r*
add-log-exp
times-frac *-commutative associate-/l*
sqr-pow
clear-num associate-/r* frac-2neg pow-prod-down div-inv
Counts
4 → 406
Calls
4 calls:
638.0ms
(/ (cos (* 2.0 x)) (* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x)))
259.0ms
(* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x)
605.0ms
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x))
93.0ms
(* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))))

series1.6s

Counts
4 → 12
Calls
4 calls:
453.0ms
(/ (cos (* 2.0 x)) (* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x)))
439.0ms
(* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x)
400.0ms
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x))
332.0ms
(* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))))

simplify2.1s

Counts
418 → 418
Iterations
IterNodes
done5002
22578
1767
0254

prune740.0ms

Pruning

16 alts after pruning (16 fresh and 0 done)

Merged error: 6.8b

regimes965.0ms

Accuracy

0% (3.7b remaining)

Error of 8.7b against oracle of 5.0b and baseline of 8.7b

bsearch0.0ms

simplify4.0ms

Iterations
IterNodes
done22
122
016

end0.0ms

sample3.9s

Algorithm
intervals
Results
1.5s9037×body80valid
1.0s790×body1280valid
494.0ms982×body640valid
216.0ms608×body320valid
74.0ms316×body160valid