Details

Time bar (total: 13.7s)

sample71.0ms

Algorithm
intervals
Results
22.0ms40×body1280valid
17.0ms46×body640valid
10.0ms127×body80valid
9.0ms30×body320valid
2.0ms13×body160valid

simplify260.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01116
12016
24316
38916
416816
525716
627316
done27316

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 13.8b

localize16.0ms

Local error

Found 3 expressions with local error:

0.3b
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
0.4b
(* (/ 8.0 3.0) (sin (* x 0.5)))
13.6b
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

rewrite166.0ms

Algorithm
rewrite-expression-head
Rules
31×add-exp-log add-cbrt-cube
19×add-sqr-sqrt
14×add-cube-cbrt *-un-lft-identity associate-*l*
13×times-frac
12×prod-exp cbrt-unprod
10×pow1
cbrt-undiv div-exp
associate-*r*
associate-*l/
pow-prod-down
associate-/r* add-log-exp
*-commutative div-inv unswap-sqr
frac-2neg clear-num associate-/l/ associate-/l*
Counts
3 → 79
Calls
3 calls:
70.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
27.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
64.0ms
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

series189.0ms

Counts
3 → 9
Calls
3 calls:
56.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
46.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
86.0ms
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

simplify1.5s

Counts
88 → 88
Iterations

Useful iterations: 2 (261.0ms)

IterNodesCost
01631474
13951285
214281016
done50001016

prune290.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.1b

localize17.0ms

Local error

Found 3 expressions with local error:

0.2b
(/ (sin x) (sin (* x 0.5)))
0.2b
(/ (* (/ 8.0 3.0) (sin (* x 0.5))) (/ (sin x) (sin (* x 0.5))))
0.4b
(* (/ 8.0 3.0) (sin (* x 0.5)))

rewrite106.0ms

Algorithm
rewrite-expression-head
Rules
50×times-frac
38×add-sqr-sqrt
33×add-cube-cbrt *-un-lft-identity
31×add-exp-log add-cbrt-cube
16×associate-/r*
13×cbrt-undiv div-exp associate-*l*
prod-exp cbrt-unprod
pow1 div-inv
associate-/l*
associate-*r* add-log-exp
frac-2neg associate-*l/ clear-num unswap-sqr
pow-prod-down associate-/r/ *-commutative associate-/l/
Counts
3 → 110
Calls
3 calls:
14.0ms
(/ (sin x) (sin (* x 0.5)))
50.0ms
(/ (* (/ 8.0 3.0) (sin (* x 0.5))) (/ (sin x) (sin (* x 0.5))))
36.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))

series201.0ms

Counts
3 → 9
Calls
3 calls:
55.0ms
(/ (sin x) (sin (* x 0.5)))
94.0ms
(/ (* (/ 8.0 3.0) (sin (* x 0.5))) (/ (sin x) (sin (* x 0.5))))
52.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))

simplify1.4s

Counts
119 → 119
Iterations

Useful iterations: 2 (285.0ms)

IterNodesCost
02112048
15021898
218261604
done50001604

prune387.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0b

localize29.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ (* (sin (* 0.5 x)) 8.0) 3.0)
0.2b
(/ (sin x) (sin (* x 0.5)))
0.2b
(/ (/ (* (sin (* 0.5 x)) 8.0) 3.0) (/ (sin x) (sin (* x 0.5))))

rewrite98.0ms

Algorithm
rewrite-expression-head
Rules
217×times-frac
97×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
31×add-exp-log add-cbrt-cube
25×div-inv
19×associate-/r*
16×cbrt-undiv div-exp
11×associate-/l*
pow1 frac-2neg prod-exp clear-num cbrt-unprod add-log-exp
associate-/r/ associate-/l/
Counts
3 → 183
Calls
3 calls:
29.0ms
(/ (* (sin (* 0.5 x)) 8.0) 3.0)
17.0ms
(/ (sin x) (sin (* x 0.5)))
38.0ms
(/ (/ (* (sin (* 0.5 x)) 8.0) 3.0) (/ (sin x) (sin (* x 0.5))))

series220.0ms

Counts
3 → 9
Calls
3 calls:
54.0ms
(/ (* (sin (* 0.5 x)) 8.0) 3.0)
56.0ms
(/ (sin x) (sin (* x 0.5)))
110.0ms
(/ (/ (* (sin (* 0.5 x)) 8.0) 3.0) (/ (sin x) (sin (* x 0.5))))

simplify1.7s

Counts
192 → 192
Iterations

Useful iterations: 2 (679.0ms)

IterNodesCost
03474704
19534497
235494110
done50014110

prune798.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0b

localize23.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ (* (sin (* 0.5 x)) 8.0) 3.0)
0.3b
(* (/ (/ (* (sin (* 0.5 x)) 8.0) 3.0) (sin x)) (sin (* x 0.5)))
0.4b
(/ (/ (* (sin (* 0.5 x)) 8.0) 3.0) (sin x))

rewrite112.0ms

Algorithm
rewrite-expression-head
Rules
67×times-frac
41×add-sqr-sqrt
36×add-cube-cbrt *-un-lft-identity
31×add-exp-log add-cbrt-cube
25×associate-*l*
12×cbrt-undiv div-exp
10×div-inv
associate-/l*
prod-exp cbrt-unprod
associate-/r*
pow1
associate-*r* add-log-exp
frac-2neg clear-num unswap-sqr
pow-prod-down associate-*l/ *-commutative associate-/l/
Counts
3 → 117
Calls
3 calls:
27.0ms
(/ (* (sin (* 0.5 x)) 8.0) 3.0)
57.0ms
(* (/ (/ (* (sin (* 0.5 x)) 8.0) 3.0) (sin x)) (sin (* x 0.5)))
24.0ms
(/ (/ (* (sin (* 0.5 x)) 8.0) 3.0) (sin x))

series208.0ms

Counts
3 → 9
Calls
3 calls:
37.0ms
(/ (* (sin (* 0.5 x)) 8.0) 3.0)
89.0ms
(* (/ (/ (* (sin (* 0.5 x)) 8.0) 3.0) (sin x)) (sin (* x 0.5)))
82.0ms
(/ (/ (* (sin (* 0.5 x)) 8.0) 3.0) (sin x))

simplify1.3s

Counts
126 → 126
Iterations

Useful iterations: 2 (374.0ms)

IterNodesCost
02122175
15292095
216211756
done50001756

prune490.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 0b

regimes53.0ms

Accuracy

0% (0.3b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 0.3b

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01316
11416
done1416

end0.0ms

sample4.1s

Algorithm
intervals
Results
1.5s1455×body1280valid
1.1s1307×body640valid
618.0ms620×body320valid
577.0ms4343×body80valid
65.0ms275×body160valid