Details

Time bar (total: 16.5s)

sample74.0ms

Algorithm
intervals
Results
25.0ms41×body1280valid
16.0ms40×body640valid
11.0ms138×body80valid
7.0ms26×body320valid
2.0ms11×body160valid

simplify328.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01116
12016
24316
39316
417316
527716
631416
done31416

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 14.2b

localize16.0ms

Local error

Found 3 expressions with local error:

0.2b
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
0.4b
(* (/ 8.0 3.0) (sin (* x 0.5)))
13.9b
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

rewrite199.0ms

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:
98.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
29.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
66.0ms
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

series230.0ms

Counts
3 → 9
Calls
3 calls:
71.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
49.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
110.0ms
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

simplify1.7s

Counts
88 → 88
Iterations

Useful iterations: 2 (342.0ms)

IterNodesCost
01631474
14131285
227151064
done50011064

prune419.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.0b

localize23.0ms

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

rewrite152.0ms

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:
20.0ms
(/ (sin (* x 0.5)) (sin x))
87.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (/ (sin (* x 0.5)) (sin x)))
40.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))

series183.0ms

Counts
3 → 9
Calls
3 calls:
40.0ms
(/ (sin (* x 0.5)) (sin x))
94.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (/ (sin (* x 0.5)) (sin x)))
49.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))

simplify2.5s

Counts
107 → 107
Iterations

Useful iterations: done (2.5s)

IterNodesCost
01831718
14921676
232321342
done50001292

prune562.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0b

localize56.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ (* 8.0 (sin (* 0.5 x))) 3.0)
0.1b
(/ (sin (* x 0.5)) (sin x))
0.2b
(* (* (/ 1 1) (/ (* 8.0 (sin (* 0.5 x))) 3.0)) (/ (sin (* x 0.5)) (sin x)))

rewrite170.0ms

Algorithm
rewrite-expression-head
Rules
198×add-exp-log
101×prod-exp
77×div-exp
75×add-cbrt-cube
31×cbrt-unprod
30×1-exp
24×cbrt-undiv
21×times-frac
20×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
13×associate-*r*
12×rec-exp
pow1
associate-/r*
frac-times associate-*l/
associate-/l*
associate-*r/ pow-prod-down div-inv add-log-exp
frac-2neg clear-num
associate-*l* *-commutative
Counts
3 → 137
Calls
3 calls:
28.0ms
(/ (* 8.0 (sin (* 0.5 x))) 3.0)
24.0ms
(/ (sin (* x 0.5)) (sin x))
108.0ms
(* (* (/ 1 1) (/ (* 8.0 (sin (* 0.5 x))) 3.0)) (/ (sin (* x 0.5)) (sin x)))

series169.0ms

Counts
3 → 9
Calls
3 calls:
46.0ms
(/ (* 8.0 (sin (* 0.5 x))) 3.0)
44.0ms
(/ (sin (* x 0.5)) (sin x))
79.0ms
(* (* (/ 1 1) (/ (* 8.0 (sin (* 0.5 x))) 3.0)) (/ (sin (* x 0.5)) (sin x)))

simplify613.0ms

Counts
146 → 146
Iterations

Useful iterations: done (607.0ms)

IterNodesCost
02723299
19292643
done50002187

prune552.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0b

localize18.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ (sin (* 0.5 x)) (sin x))
0.1b
(/ (* (* (sin (* 0.5 x)) 8.0) (/ (sin (* 0.5 x)) (sin x))) (* 1 3.0))
0.2b
(* (* (sin (* 0.5 x)) 8.0) (/ (sin (* 0.5 x)) (sin x)))

rewrite113.0ms

Algorithm
rewrite-expression-head
Rules
76×add-exp-log
58×add-cbrt-cube
34×prod-exp
24×div-exp
23×cbrt-unprod
19×times-frac
18×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
17×cbrt-undiv
13×associate-*r*
pow1
1-exp
associate-/r* associate-/l*
pow-prod-down div-inv add-log-exp
frac-2neg associate-*r/ clear-num
associate-*l* *-commutative associate-/l/
Counts
3 → 99
Calls
3 calls:
13.0ms
(/ (sin (* 0.5 x)) (sin x))
46.0ms
(/ (* (* (sin (* 0.5 x)) 8.0) (/ (sin (* 0.5 x)) (sin x))) (* 1 3.0))
49.0ms
(* (* (sin (* 0.5 x)) 8.0) (/ (sin (* 0.5 x)) (sin x)))

series257.0ms

Counts
3 → 9
Calls
3 calls:
52.0ms
(/ (sin (* 0.5 x)) (sin x))
109.0ms
(/ (* (* (sin (* 0.5 x)) 8.0) (/ (sin (* 0.5 x)) (sin x))) (* 1 3.0))
95.0ms
(* (* (sin (* 0.5 x)) 8.0) (/ (sin (* 0.5 x)) (sin x)))

simplify3.5s

Counts
108 → 108
Iterations

Useful iterations: 2 (713.0ms)

IterNodesCost
01842276
15812052
249551627
done50011627

prune484.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0b

regimes69.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 1 (3.0ms)

IterNodesCost
01318
11916
done1916

end0.0ms

sample4.1s

Algorithm
intervals
Results
1.6s1283×body640valid
1.3s1468×body1280valid
568.0ms4310×body80valid
229.0ms635×body320valid
69.0ms304×body160valid