Details

Time bar (total: 15.6s)

sample128.0ms

Algorithm
intervals
Results
68.0ms57×body1280valid
23.0ms44×body640valid
14.0ms123×body80valid
9.0ms23×body320valid
2.0msbody160valid

simplify329.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01116
12016
24316
38916
416816
525716
627316
done27316

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 12.9b

localize20.0ms

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)))
12.6b
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

rewrite226.0ms

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:
89.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
43.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
88.0ms
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

series243.0ms

Counts
3 → 9
Calls
3 calls:
76.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
51.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
115.0ms
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

simplify1.3s

Counts
88 → 88
Iterations

Useful iterations: 2 (276.0ms)

IterNodesCost
01631474
13951285
214281016
done50001016

prune520.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 0.0b

localize22.0ms

Local error

Found 3 expressions with local error:

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

rewrite151.0ms

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:
19.0ms
(/ (sin (* x 0.5)) (sin x))
89.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (/ (sin (* x 0.5)) (sin x)))
38.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))

series215.0ms

Counts
3 → 9
Calls
3 calls:
54.0ms
(/ (sin (* x 0.5)) (sin x))
107.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (/ (sin (* x 0.5)) (sin x)))
54.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))

simplify1.7s

Counts
107 → 107
Iterations

Useful iterations: 2 (315.0ms)

IterNodesCost
01831718
14361555
215841292
done50001292

prune364.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0b

localize23.0ms

Local error

Found 3 expressions with local error:

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

rewrite97.0ms

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:
25.0ms
(/ (* (sin (* 0.5 x)) 8.0) 3.0)
18.0ms
(/ (sin (* x 0.5)) (sin x))
49.0ms
(* (/ (* (sin (* 0.5 x)) 8.0) 3.0) (/ (sin (* x 0.5)) (sin x)))

series186.0ms

Counts
3 → 9
Calls
3 calls:
38.0ms
(/ (* (sin (* 0.5 x)) 8.0) 3.0)
45.0ms
(/ (sin (* x 0.5)) (sin x))
103.0ms
(* (/ (* (sin (* 0.5 x)) 8.0) 3.0) (/ (sin (* x 0.5)) (sin x)))

simplify1.3s

Counts
103 → 103
Iterations

Useful iterations: done (1.3s)

IterNodesCost
01781743
14401668
216201322
done50011318

prune334.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0b

localize21.0ms

Local error

Found 4 expressions with local error:

0.4b
(* (/ 8.0 3.0) (sin (* x 0.5)))
0.6b
(cbrt (sin x))
0.6b
(cbrt (sin x))
0.6b
(cbrt (sin x))

rewrite37.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt
15×add-cube-cbrt *-un-lft-identity
13×associate-*l*
10×times-frac
add-exp-log cbrt-prod add-cbrt-cube
pow1
add-log-exp
pow1/3 associate-*r*
prod-exp cbrt-unprod unswap-sqr
cbrt-undiv div-exp pow-prod-down associate-*l/ *-commutative div-inv
Counts
4 → 65
Calls
4 calls:
31.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
1.0ms
(cbrt (sin x))
1.0ms
(cbrt (sin x))
1.0ms
(cbrt (sin x))

series426.0ms

Counts
4 → 12
Calls
4 calls:
42.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
133.0ms
(cbrt (sin x))
142.0ms
(cbrt (sin x))
108.0ms
(cbrt (sin x))

simplify3.8s

Counts
77 → 77
Iterations

Useful iterations: 3 (418.0ms)

IterNodesCost
0113669
1247646
2615569
31636560
44277560
done5000560

prune276.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 0b

regimes39.0ms

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

sample3.9s

Algorithm
intervals
Results
1.4s1569×body1280valid
1.1s1216×body640valid
823.0ms4238×body80valid
263.0ms643×body320valid
123.0ms334×body160valid