Details

Time bar (total: 14.1s)

sample66.0ms

Algorithm
intervals
Results
22.0ms37×body1280valid
17.0ms45×body640valid
11.0ms146×body80valid
4.0ms15×body320valid
2.0ms13×body160valid

simplify319.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01116
12016
24316
38916
416816
525716
627316
done27316

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 15.0b

localize20.0ms

Local error

Found 3 expressions with local error:

0.2b
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
0.3b
(* (/ 8.0 3.0) (sin (* x 0.5)))
14.9b
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

rewrite213.0ms

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:
102.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
29.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
77.0ms
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

series233.0ms

Counts
3 → 9
Calls
3 calls:
75.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
50.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
109.0ms
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

simplify1.5s

Counts
88 → 88
Iterations

Useful iterations: 2 (323.0ms)

IterNodesCost
01631474
13951285
214281016
done50001016

prune285.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.1b

localize17.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ (sin (* x 0.5)) (sin x))
0.2b
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (/ (sin (* x 0.5)) (sin x)))
0.3b
(* (/ 8.0 3.0) (sin (* x 0.5)))

rewrite162.0ms

Algorithm
rewrite-expression-head
Rules
31×add-exp-log add-sqr-sqrt add-cbrt-cube
28×times-frac
26×add-cube-cbrt *-un-lft-identity
16×associate-*r*
14×associate-*l*
12×prod-exp cbrt-unprod
10×pow1
cbrt-undiv div-exp
pow-prod-down associate-*l/
associate-/r* div-inv associate-/l* add-log-exp
*-commutative unswap-sqr
frac-times frac-2neg associate-*r/ clear-num
Counts
3 → 98
Calls
3 calls:
21.0ms
(/ (sin (* x 0.5)) (sin x))
94.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (/ (sin (* x 0.5)) (sin x)))
41.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))

series201.0ms

Counts
3 → 9
Calls
3 calls:
57.0ms
(/ (sin (* x 0.5)) (sin x))
93.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (/ (sin (* x 0.5)) (sin x)))
51.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))

simplify1.9s

Counts
107 → 107
Iterations

Useful iterations: 2 (399.0ms)

IterNodesCost
01831718
14361555
215841292
done50001292

prune334.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 0b

localize24.0ms

Local error

Found 3 expressions with local error:

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

rewrite94.0ms

Algorithm
rewrite-expression-head
Rules
31×add-exp-log add-cbrt-cube
27×add-sqr-sqrt
25×times-frac
22×add-cube-cbrt *-un-lft-identity
13×associate-*r*
10×cbrt-undiv div-exp
prod-exp cbrt-unprod
associate-*l*
associate-/r*
pow1
div-inv associate-/l*
add-log-exp
frac-2neg clear-num unswap-sqr
frac-times associate-*r/ pow-prod-down associate-*l/ *-commutative
Counts
3 → 94
Calls
3 calls:
18.0ms
(/ (sin (* x 0.5)) (sin x))
19.0ms
(/ (* (sin (* 0.5 x)) 8.0) 3.0)
51.0ms
(* (/ (* (sin (* 0.5 x)) 8.0) 3.0) (/ (sin (* x 0.5)) (sin x)))

series210.0ms

Counts
3 → 9
Calls
3 calls:
51.0ms
(/ (sin (* x 0.5)) (sin x))
40.0ms
(/ (* (sin (* 0.5 x)) 8.0) 3.0)
119.0ms
(* (/ (* (sin (* 0.5 x)) 8.0) 3.0) (/ (sin (* x 0.5)) (sin x)))

simplify1.5s

Counts
103 → 103
Iterations

Useful iterations: done (1.5s)

IterNodesCost
01781743
14401668
216271322
done50011318

prune411.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 0b

localize20.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ (sin (* x 0.5)) (sin x))
0.2b
(/ (/ (sin (* x 0.5)) (sin x)) 3.0)
0.3b
(* (* (sin (* 0.5 x)) 8.0) (/ (/ (sin (* x 0.5)) (sin x)) 3.0))

rewrite116.0ms

Algorithm
rewrite-expression-head
Rules
150×times-frac
88×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
43×associate-*r*
31×add-exp-log add-cbrt-cube
16×associate-/l*
10×cbrt-undiv div-exp div-inv
prod-exp cbrt-unprod
pow1
associate-/r*
pow-prod-down add-log-exp
frac-2neg clear-num
associate-*r/ associate-*l* *-commutative associate-/l/
Counts
3 → 164
Calls
3 calls:
18.0ms
(/ (sin (* x 0.5)) (sin x))
25.0ms
(/ (/ (sin (* x 0.5)) (sin x)) 3.0)
59.0ms
(* (* (sin (* 0.5 x)) 8.0) (/ (/ (sin (* x 0.5)) (sin x)) 3.0))

series193.0ms

Counts
3 → 9
Calls
3 calls:
47.0ms
(/ (sin (* x 0.5)) (sin x))
62.0ms
(/ (/ (sin (* x 0.5)) (sin x)) 3.0)
84.0ms
(* (* (sin (* 0.5 x)) 8.0) (/ (/ (sin (* x 0.5)) (sin x)) 3.0))

simplify1.6s

Counts
173 → 173
Iterations

Useful iterations: 2 (648.0ms)

IterNodesCost
02743228
17153064
225912696
done50012696

prune647.0ms

Pruning

11 alts after pruning (8 fresh and 3 done)

Merged error: 0b

regimes44.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01316
11516
done1516

end0.0ms

sample4.0s

Algorithm
intervals
Results
1.7s1456×body1280valid
1.1s1271×body640valid
646.0ms4346×body80valid
272.0ms603×body320valid
136.0ms324×body160valid