Details

Time bar (total: 24.5s)

sample117.0ms

Algorithm
intervals
Results
37.0ms288×body80valid
20.0ms28×body1280valid
18.0ms35×body640valid
8.0ms20×body320valid
3.0ms10×body160valid

simplify980.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01216
12616
26716
324116
4126316
done500016

prune15.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 26.6b

localize44.0ms

Local error

Found 4 expressions with local error:

0.5b
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin 2.0)) x)))
3.2b
(* (* x (pow sin 2.0)) x)
7.2b
(* x (pow sin 2.0))
18.7b
(* (pow cos 2.0) (* (* x (pow sin 2.0)) x))

rewrite171.0ms

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:
76.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin 2.0)) x)))
17.0ms
(* (* x (pow sin 2.0)) x)
11.0ms
(* x (pow sin 2.0))
63.0ms
(* (pow cos 2.0) (* (* x (pow sin 2.0)) x))

series1.3s

Counts
4 → 12
Calls
4 calls:
477.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* x (pow sin 2.0)) x)))
207.0ms
(* (* x (pow sin 2.0)) x)
185.0ms
(* x (pow sin 2.0))
411.0ms
(* (pow cos 2.0) (* (* x (pow sin 2.0)) x))

simplify1.3s

Counts
127 → 127
Iterations

Useful iterations: 2 (433.0ms)

IterNodesCost
01661959
14301809
223501563
done50021563

prune699.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 15.3b

localize34.0ms

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)))
3.2b
(* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)
18.7b
(* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x))

rewrite571.0ms

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 *-un-lft-identity add-cube-cbrt
associate-*l*
pow1
cbrt-undiv
associate-*r* add-log-exp
unpow-prod-down times-frac associate-/l*
*-commutative
clear-num associate-/r* frac-2neg pow-prod-down div-inv sqr-pow
Counts
4 → 163
Calls
4 calls:
11.0ms
(cos (* 2.0 x))
240.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)))
85.0ms
(* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)
222.0ms
(* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x))

series1.1s

Counts
4 → 12
Calls
4 calls:
24.0ms
(cos (* 2.0 x))
431.0ms
(/ (cos (* 2.0 x)) (* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)))
192.0ms
(* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x)
434.0ms
(* (pow cos 2.0) (* (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))) x))

simplify1.6s

Counts
175 → 175
Iterations

Useful iterations: done (1.6s)

IterNodesCost
01824524
15312693
229502359
done50002341

prune656.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 10.0b

localize39.0ms

Local error

Found 4 expressions with local error:

3.2b
(* (* (pow cos (/ 2.0 2)) (* x (pow sin 2.0))) x)
4.6b
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* x (pow sin 2.0))) x))
6.9b
(* (pow cos (/ 2.0 2)) (* x (pow sin 2.0)))
7.2b
(* x (pow sin 2.0))

rewrite318.0ms

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:
55.0ms
(* (* (pow cos (/ 2.0 2)) (* x (pow sin 2.0))) x)
205.0ms
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* x (pow sin 2.0))) x))
41.0ms
(* (pow cos (/ 2.0 2)) (* x (pow sin 2.0)))
9.0ms
(* x (pow sin 2.0))

series1.5s

Counts
4 → 12
Calls
4 calls:
461.0ms
(* (* (pow cos (/ 2.0 2)) (* x (pow sin 2.0))) x)
446.0ms
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* x (pow sin 2.0))) x))
353.0ms
(* (pow cos (/ 2.0 2)) (* x (pow sin 2.0)))
229.0ms
(* x (pow sin 2.0))

simplify1.6s

Counts
158 → 158
Iterations

Useful iterations: done (1.6s)

IterNodesCost
01582886
14412530
222101898
done50001870

prune739.0ms

Pruning

17 alts after pruning (17 fresh and 0 done)

Merged error: 8.4b

localize59.0ms

Local error

Found 4 expressions with local error:

0.5b
(/ (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)))
3.2b
(* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x)
4.6b
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x))
6.9b
(* (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:
607.0ms
(/ (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)))
210.0ms
(* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x)
707.0ms
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x))
78.0ms
(* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))))

series1.7s

Counts
4 → 12
Calls
4 calls:
567.0ms
(/ (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)))
371.0ms
(* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x)
474.0ms
(* (pow cos (/ 2.0 2)) (* (* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2)))) x))
329.0ms
(* (pow cos (/ 2.0 2)) (* (* x (pow sin (/ 2.0 2))) (pow sin (/ 2.0 2))))

simplify1.7s

Counts
418 → 418
Iterations

Useful iterations: done (1.7s)

IterNodesCost
025414097
17958853
236976175
done50016099

prune732.0ms

Pruning

18 alts after pruning (18 fresh and 0 done)

Merged error: 5.5b

regimes1.4s

Accuracy

0% (2.9b remaining)

Error of 8.6b against oracle of 5.7b and baseline of 8.6b

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01632
12232
done2232

end0.0ms

sample4.5s

Algorithm
intervals
Results
1.4s9036×body80valid
1.1s576×body320valid
674.0ms830×body1280valid
591.0ms998×body640valid
100.0ms326×body160valid