Details

Time bar (total: 15.3s)

sample93.0ms

Algorithm
intervals
Results
26.0ms45×body1280valid
25.0ms26×body320valid
16.0ms42×body640valid
13.0ms133×body80valid
2.0ms10×body160valid

simplify502.0ms

Counts
1 → 1
Iterations
IterNodes
done275
7275
6274
5226
4134
371
235
120
011

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 16.3b

localize18.0ms

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)))
16.2b
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

rewrite131.0ms

Algorithm
rewrite-expression-head
Rules
31×add-cbrt-cube add-exp-log
19×add-sqr-sqrt
14×*-un-lft-identity associate-*l* add-cube-cbrt
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
clear-num frac-2neg associate-/l* associate-/l/
Counts
3 → 79
Calls
3 calls:
51.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
24.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
54.0ms
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

series168.0ms

Counts
3 → 9
Calls
3 calls:
53.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
37.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
76.0ms
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

simplify1.7s

Counts
88 → 88
Iterations
IterNodes
done5000
21399
1411
0163

prune397.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.1b

localize18.0ms

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

rewrite91.0ms

Algorithm
rewrite-expression-head
Rules
31×add-sqr-sqrt add-cbrt-cube add-exp-log
28×times-frac
26×*-un-lft-identity add-cube-cbrt
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 clear-num frac-2neg associate-*r/
Counts
3 → 98
Calls
3 calls:
10.0ms
(/ (sin (* x 0.5)) (sin x))
50.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (/ (sin (* x 0.5)) (sin x)))
26.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))

series152.0ms

Counts
3 → 9
Calls
3 calls:
40.0ms
(/ (sin (* x 0.5)) (sin x))
76.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (/ (sin (* x 0.5)) (sin x)))
36.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))

simplify1.7s

Counts
107 → 107
Iterations
IterNodes
done5002
21706
1490
0183

prune451.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0b

localize28.0ms

Local error

Found 3 expressions with local error:

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

rewrite127.0ms

Algorithm
rewrite-expression-head
Rules
35×add-cbrt-cube add-exp-log
21×times-frac
20×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
13×associate-*r*
12×prod-exp cbrt-unprod
10×cbrt-undiv div-exp
pow1
associate-/r*
associate-/l*
pow-prod-down div-inv add-log-exp
clear-num frac-2neg associate-*r/
associate-*l* *-commutative associate-/l/
Counts
3 → 88
Calls
3 calls:
49.0ms
(/ (* (* 8.0 (sin (* x 0.5))) (/ (sin (* x 0.5)) (sin x))) 3.0)
16.0ms
(/ (sin (* x 0.5)) (sin x))
58.0ms
(* (* 8.0 (sin (* x 0.5))) (/ (sin (* x 0.5)) (sin x)))

series265.0ms

Counts
3 → 9
Calls
3 calls:
104.0ms
(/ (* (* 8.0 (sin (* x 0.5))) (/ (sin (* x 0.5)) (sin x))) 3.0)
55.0ms
(/ (sin (* x 0.5)) (sin x))
106.0ms
(* (* 8.0 (sin (* x 0.5))) (/ (sin (* x 0.5)) (sin x)))

simplify1.7s

Counts
97 → 97
Iterations
IterNodes
done5003
21796
1458
0170

prune449.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0b

localize19.0ms

Local error

Found 3 expressions with local error:

0.1b
(* 2.6666666666666665 (/ (sin (* 0.5 x)) (sin x)))
0.2b
(/ (sin (* 0.5 x)) (sin x))
0.2b
(* (* 2.6666666666666665 (/ (sin (* 0.5 x)) (sin x))) (sin (* 0.5 x)))

rewrite75.0ms

Algorithm
rewrite-expression-head
Rules
25×add-sqr-sqrt
20×*-un-lft-identity add-cube-cbrt
19×times-frac add-cbrt-cube add-exp-log
16×associate-*r*
10×pow1
prod-exp cbrt-unprod
associate-*l* pow-prod-down
cbrt-undiv associate-/r* div-exp associate-/l* add-log-exp
associate-*r/ *-commutative div-inv unswap-sqr
clear-num frac-2neg associate-*l/
Counts
3 → 80
Calls
3 calls:
14.0ms
(* 2.6666666666666665 (/ (sin (* 0.5 x)) (sin x)))
10.0ms
(/ (sin (* 0.5 x)) (sin x))
48.0ms
(* (* 2.6666666666666665 (/ (sin (* 0.5 x)) (sin x))) (sin (* 0.5 x)))

series233.0ms

Counts
3 → 9
Calls
3 calls:
86.0ms
(* 2.6666666666666665 (/ (sin (* 0.5 x)) (sin x)))
55.0ms
(/ (sin (* 0.5 x)) (sin x))
92.0ms
(* (* 2.6666666666666665 (/ (sin (* 0.5 x)) (sin x))) (sin (* 0.5 x)))

simplify2.4s

Counts
89 → 89
Iterations
IterNodes
done5056
33900
21183
1340
0138

prune436.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 0b

regimes85.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done14
114
011

end0.0ms

sample4.0s

Algorithm
intervals
Results
1.6s1467×body1280valid
756.0ms1247×body640valid
662.0ms4349×body80valid
606.0ms626×body320valid
121.0ms311×body160valid