Details

Time bar (total: 17.2s)

sample57.0ms

Algorithm
intervals
Results
19.0ms300×body80valid
10.0ms28×body1280valid
6.0ms23×body640valid
3.0ms15×body320valid
1.0msbody160valid

simplify2.0s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01216
12616
26716
324116
4109716
done500016

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 28.5b

localize16.0ms

Local error

Found 4 expressions with local error:

0.5b
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin 2.0)) x)))
4.5b
(* (* x (pow sin 2.0)) x)
8.9b
(* x (pow sin 2.0))
19.6b
(* (pow cos 2.0) (* (* x (pow sin 2.0)) x))

rewrite193.0ms

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×add-cube-cbrt *-un-lft-identity
11×associate-*r* associate-*l*
unpow-prod-down
pow1
cbrt-undiv add-log-exp
times-frac *-commutative associate-/l* unswap-sqr sqr-pow
frac-2neg pow-prod-down clear-num associate-/r* div-inv
Counts
4 → 115
Calls
4 calls:
67.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin 2.0)) x)))
31.0ms
(* (* x (pow sin 2.0)) x)
12.0ms
(* x (pow sin 2.0))
76.0ms
(* (pow cos 2.0) (* (* x (pow sin 2.0)) x))

series1.1s

Counts
4 → 12
Calls
4 calls:
397.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin 2.0)) x)))
200.0ms
(* (* x (pow sin 2.0)) x)
181.0ms
(* x (pow sin 2.0))
359.0ms
(* (pow cos 2.0) (* (* x (pow sin 2.0)) x))

simplify1.4s

Counts
127 → 127
Iterations

Useful iterations: 2 (283.0ms)

IterNodesCost
01711959
14071811
214241531
done50011531

prune353.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 14.8b

localize21.0ms

Local error

Found 4 expressions with local error:

0.2b
(cos (* 2.0 x))
0.5b
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)))
4.5b
(* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)
19.6b
(* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x))

rewrite616.0ms

Algorithm
rewrite-expression-head
Rules
390×add-exp-log
322×prod-exp
77×pow-to-exp pow-exp
47×add-cbrt-cube
43×div-exp
26×cbrt-unprod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-*l*
pow1
cbrt-undiv
associate-*r* add-log-exp
unpow-prod-down times-frac associate-/l*
*-commutative
frac-2neg pow-prod-down clear-num associate-/r* div-inv sqr-pow
Counts
4 → 163
Calls
4 calls:
11.0ms
(cos (* 2.0 x))
238.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)))
89.0ms
(* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)
261.0ms
(* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x))

series963.0ms

Counts
4 → 12
Calls
4 calls:
18.0ms
(cos (* 2.0 x))
404.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)))
182.0ms
(* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)
359.0ms
(* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x))

simplify1.1s

Counts
175 → 175
Iterations

Useful iterations: 2 (324.0ms)

IterNodesCost
01874524
14912705
219252299
done50002299

prune281.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 13.3b

localize23.0ms

Local error

Found 4 expressions with local error:

0.2b
(cos (* 2.0 x))
0.2b
(* (* x (pow sin (/ 2.0 2))) (* (pow sin (/ 2.0 2)) x))
0.5b
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin (/ 2.0 2))) (* (pow sin (/ 2.0 2)) x))))
19.6b
(* (pow cos 2.0) (* (* x (pow sin (/ 2.0 2))) (* (pow sin (/ 2.0 2)) x)))

rewrite309.0ms

Algorithm
rewrite-expression-head
Rules
467×add-exp-log
382×prod-exp
90×pow-to-exp pow-exp
59×add-cbrt-cube
52×div-exp
34×cbrt-unprod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity associate-*l*
pow1 cbrt-undiv
add-log-exp
unpow-prod-down times-frac associate-/l*
associate-*r* *-commutative
frac-2neg pow-prod-down clear-num associate-/r* div-inv sqr-pow
Counts
4 → 185
Calls
4 calls:
11.0ms
(cos (* 2.0 x))
61.0ms
(* (* x (pow sin (/ 2.0 2))) (* (pow sin (/ 2.0 2)) x))
99.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin (/ 2.0 2))) (* (pow sin (/ 2.0 2)) x))))
117.0ms
(* (pow cos 2.0) (* (* x (pow sin (/ 2.0 2))) (* (pow sin (/ 2.0 2)) x)))

series931.0ms

Counts
4 → 12
Calls
4 calls:
23.0ms
(cos (* 2.0 x))
202.0ms
(* (* x (pow sin (/ 2.0 2))) (* (pow sin (/ 2.0 2)) x))
352.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin (/ 2.0 2))) (* (pow sin (/ 2.0 2)) x))))
353.0ms
(* (pow cos 2.0) (* (* x (pow sin (/ 2.0 2))) (* (pow sin (/ 2.0 2)) x)))

simplify1.1s

Counts
197 → 197
Iterations

Useful iterations: 2 (382.0ms)

IterNodesCost
01905189
14783099
219182615
done50002615

prune301.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 11.5b

localize16.0ms

Local error

Found 4 expressions with local error:

0.2b
(cos (* 2.0 x))
0.5b
(/ (cos (* 2.0 x)) (* (* (pow cos 2.0) (* x (pow sin (/ 2.0 2)))) (* (pow sin (/ 2.0 2)) x)))
7.3b
(* (* (pow cos 2.0) (* x (pow sin (/ 2.0 2)))) (* (pow sin (/ 2.0 2)) x))
11.0b
(* (pow cos 2.0) (* x (pow sin (/ 2.0 2))))

rewrite397.0ms

Algorithm
rewrite-expression-head
Rules
456×add-exp-log
371×prod-exp
89×pow-to-exp pow-exp
59×add-cbrt-cube
53×div-exp
33×cbrt-unprod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity associate-*l*
cbrt-undiv
pow1
add-log-exp
unpow-prod-down times-frac associate-/l*
associate-*r* *-commutative
frac-2neg pow-prod-down clear-num associate-/r* div-inv sqr-pow
Counts
4 → 183
Calls
4 calls:
15.0ms
(cos (* 2.0 x))
154.0ms
(/ (cos (* 2.0 x)) (* (* (pow cos 2.0) (* x (pow sin (/ 2.0 2)))) (* (pow sin (/ 2.0 2)) x)))
149.0ms
(* (* (pow cos 2.0) (* x (pow sin (/ 2.0 2)))) (* (pow sin (/ 2.0 2)) x))
51.0ms
(* (pow cos 2.0) (* x (pow sin (/ 2.0 2))))

series1.2s

Counts
4 → 12
Calls
4 calls:
25.0ms
(cos (* 2.0 x))
424.0ms
(/ (cos (* 2.0 x)) (* (* (pow cos 2.0) (* x (pow sin (/ 2.0 2)))) (* (pow sin (/ 2.0 2)) x)))
438.0ms
(* (* (pow cos 2.0) (* x (pow sin (/ 2.0 2)))) (* (pow sin (/ 2.0 2)) x))
292.0ms
(* (pow cos 2.0) (* x (pow sin (/ 2.0 2))))

simplify1.6s

Counts
195 → 195
Iterations

Useful iterations: 2 (576.0ms)

IterNodesCost
01935039
15163277
220192735
done50012735

prune371.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 6.3b

regimes434.0ms

Accuracy

0% (1.8b remaining)

Error of 6.8b against oracle of 5.0b and baseline of 6.8b

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01632
12032
done2032

end0.0ms

sample2.4s

Algorithm
intervals
Results
812.0ms9054×body80valid
405.0ms802×body1280valid
353.0ms979×body640valid
146.0ms548×body320valid
53.0ms305×body160valid