Details

Time bar (total: 18.4s)

sample110.0ms

Algorithm
intervals
Results
38.0ms44×body1280valid
22.0ms24×body320valid
19.0ms29×body640valid
19.0ms148×body80valid
3.0ms11×body160valid

simplify290.0ms

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

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 15.3b

localize19.0ms

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)))
15.1b
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

rewrite179.0ms

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* insert-posit16 add-log-exp
*-commutative div-inv unswap-sqr
clear-num frac-2neg associate-/l* associate-/l/
Counts
3 → 82
Calls
3 calls:
76.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
31.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
69.0ms
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

series212.0ms

Counts
3 → 9
Calls
3 calls:
69.0ms
(* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5)))
47.0ms
(* (/ 8.0 3.0) (sin (* x 0.5)))
96.0ms
(/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))

simplify2.1s

Counts
91 → 91
Iterations
IterNodes
done5003
21441
1414
0166

prune332.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.1b

localize19.0ms

Local error

Found 3 expressions with local error:

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

rewrite84.0ms

Algorithm
rewrite-expression-head
Rules
153×times-frac
98×add-sqr-sqrt
89×*-un-lft-identity add-cube-cbrt
44×associate-*l*
19×add-cbrt-cube add-exp-log
16×associate-/r*
10×div-inv
cbrt-undiv div-exp
associate-/l*
pow1
associate-*r* prod-exp cbrt-unprod insert-posit16 add-log-exp unswap-sqr
clear-num frac-2neg associate-/r/
pow-prod-down associate-*l/ *-commutative
Counts
3 → 166
Calls
3 calls:
31.0ms
(* (/ (sin (* x 0.5)) (/ (sin x) (sin (* x 0.5)))) 2.6666666666666665)
34.0ms
(/ (sin (* x 0.5)) (/ (sin x) (sin (* x 0.5))))
17.0ms
(/ (sin x) (sin (* x 0.5)))

series191.0ms

Counts
3 → 9
Calls
3 calls:
76.0ms
(* (/ (sin (* x 0.5)) (/ (sin x) (sin (* x 0.5)))) 2.6666666666666665)
65.0ms
(/ (sin (* x 0.5)) (/ (sin x) (sin (* x 0.5))))
50.0ms
(/ (sin x) (sin (* x 0.5)))

simplify1.8s

Counts
175 → 175
Iterations
IterNodes
done5000
22441
1677
0255

prune735.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 0b

localize23.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ (sin (* x 0.5)) (/ (sin x) (sin (* x 0.5))))
0.2b
(/ (sin x) (sin (* x 0.5)))
0.3b
(* (/ (sin (* x 0.5)) (/ (sin x) (sin (* x 0.5)))) (sqrt 2.6666666666666665))
0.3b
(* (* (/ (sin (* x 0.5)) (/ (sin x) (sin (* x 0.5)))) (sqrt 2.6666666666666665)) (sqrt 2.6666666666666665))

rewrite129.0ms

Algorithm
rewrite-expression-head
Rules
156×times-frac
111×add-sqr-sqrt
93×*-un-lft-identity add-cube-cbrt
45×associate-*l*
34×add-cbrt-cube add-exp-log
16×associate-/r*
12×associate-*r*
11×pow1
10×cbrt-undiv div-exp prod-exp cbrt-unprod div-inv
sqrt-prod
associate-/l* unswap-sqr
pow-prod-down insert-posit16 add-log-exp
associate-*l/
clear-num frac-2neg associate-/r/ *-commutative
Counts
4 → 199
Calls
4 calls:
30.0ms
(/ (sin (* x 0.5)) (/ (sin x) (sin (* x 0.5))))
12.0ms
(/ (sin x) (sin (* x 0.5)))
31.0ms
(* (/ (sin (* x 0.5)) (/ (sin x) (sin (* x 0.5)))) (sqrt 2.6666666666666665))
51.0ms
(* (* (/ (sin (* x 0.5)) (/ (sin x) (sin (* x 0.5)))) (sqrt 2.6666666666666665)) (sqrt 2.6666666666666665))

series403.0ms

Counts
4 → 12
Calls
4 calls:
59.0ms
(/ (sin (* x 0.5)) (/ (sin x) (sin (* x 0.5))))
66.0ms
(/ (sin x) (sin (* x 0.5)))
113.0ms
(* (/ (sin (* x 0.5)) (/ (sin x) (sin (* x 0.5)))) (sqrt 2.6666666666666665))
164.0ms
(* (* (/ (sin (* x 0.5)) (/ (sin x) (sin (* x 0.5)))) (sqrt 2.6666666666666665)) (sqrt 2.6666666666666665))

simplify1.9s

Counts
211 → 211
Iterations
IterNodes
done5002
23013
1807
0297

prune948.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0b

localize39.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (sin (* x 0.5)) (sin x))
0.1b
(* (sin (* x 0.5)) (/ (sin (* x 0.5)) (sin x)))
0.3b
(* (* (sin (* x 0.5)) (/ (sin (* x 0.5)) (sin x))) (sqrt 2.6666666666666665))
0.3b
(* (* (* (sin (* x 0.5)) (/ (sin (* x 0.5)) (sin x))) (sqrt 2.6666666666666665)) (sqrt 2.6666666666666665))

rewrite288.0ms

Algorithm
rewrite-expression-head
Rules
34×add-cbrt-cube add-exp-log
29×add-sqr-sqrt
25×associate-*r*
24×*-un-lft-identity add-cube-cbrt
20×pow1
19×times-frac
16×prod-exp cbrt-unprod
10×pow-prod-down
sqrt-prod
associate-*l*
cbrt-undiv div-exp insert-posit16 add-log-exp
associate-/r* associate-*l/ associate-*r/ *-commutative associate-/l*
div-inv unswap-sqr
clear-num frac-2neg
Counts
4 → 114
Calls
4 calls:
15.0ms
(/ (sin (* x 0.5)) (sin x))
38.0ms
(* (sin (* x 0.5)) (/ (sin (* x 0.5)) (sin x)))
67.0ms
(* (* (sin (* x 0.5)) (/ (sin (* x 0.5)) (sin x))) (sqrt 2.6666666666666665))
164.0ms
(* (* (* (sin (* x 0.5)) (/ (sin (* x 0.5)) (sin x))) (sqrt 2.6666666666666665)) (sqrt 2.6666666666666665))

series491.0ms

Counts
4 → 12
Calls
4 calls:
60.0ms
(/ (sin (* x 0.5)) (sin x))
95.0ms
(* (sin (* x 0.5)) (/ (sin (* x 0.5)) (sin x)))
157.0ms
(* (* (sin (* x 0.5)) (/ (sin (* x 0.5)) (sin x))) (sqrt 2.6666666666666665))
179.0ms
(* (* (* (sin (* x 0.5)) (/ (sin (* x 0.5)) (sin x))) (sqrt 2.6666666666666665)) (sqrt 2.6666666666666665))

simplify2.1s

Counts
126 → 126
Iterations
IterNodes
done5002
21695
1479
0187

prune376.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0b

regimes110.0ms

Accuracy

0% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 0.4b

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
done15
115
011

end0.0ms

sample5.5s

Algorithm
intervals
Results
2.1s1494×body1280valid
1.2s1210×body640valid
1.2s4328×body80valid
762.0ms625×body320valid
139.0ms343×body160valid