Details

Time bar (total: 14.5s)

sample84.0ms

Algorithm
intervals
Results
31.0ms47×body1280valid
19.0ms40×body640valid
12.0ms138×body80valid
7.0ms19×body320valid
2.0ms12×body160valid

simplify286.0ms

Counts
1 → 1
Iterations
IterNodes
done313
6313
5275
4171
390
243
120
011

prune19.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 14.3b

localize18.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ (sin (* x 0.5)) 3.0)
0.2b
(* (sin (* x 0.5)) (/ (sin (* x 0.5)) 3.0))
14.3b
(/ (* (sin (* x 0.5)) (/ (sin (* x 0.5)) 3.0)) (/ (sin x) 8.0))

rewrite56.0ms

Algorithm
rewrite-expression-head
Rules
50×times-frac
38×add-sqr-sqrt
33×*-un-lft-identity add-cube-cbrt
31×add-cbrt-cube add-exp-log
16×associate-/r*
13×cbrt-undiv div-exp associate-*r*
prod-exp cbrt-unprod
pow1 div-inv
associate-/l*
associate-*l* add-log-exp
clear-num frac-2neg associate-*r/ unswap-sqr
pow-prod-down associate-/r/ *-commutative associate-/l/
Counts
3 → 110
Calls
3 calls:
9.0ms
(/ (sin (* x 0.5)) 3.0)
22.0ms
(* (sin (* x 0.5)) (/ (sin (* x 0.5)) 3.0))
20.0ms
(/ (* (sin (* x 0.5)) (/ (sin (* x 0.5)) 3.0)) (/ (sin x) 8.0))

series237.0ms

Counts
3 → 9
Calls
3 calls:
53.0ms
(/ (sin (* x 0.5)) 3.0)
78.0ms
(* (sin (* x 0.5)) (/ (sin (* x 0.5)) 3.0))
106.0ms
(/ (* (sin (* x 0.5)) (/ (sin (* x 0.5)) 3.0)) (/ (sin x) 8.0))

simplify2.3s

Counts
119 → 119
Iterations
IterNodes
done5001
24628
1600
0224

prune700.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize31.0ms

Local error

Found 3 expressions with local error:

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

rewrite57.0ms

Algorithm
rewrite-expression-head
Rules
28×add-cbrt-cube add-exp-log
27×times-frac
26×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
13×associate-*l*
10×prod-exp cbrt-unprod
pow1
cbrt-undiv div-exp
associate-/r* associate-/l*
pow-prod-down associate-*r/ div-inv add-log-exp
clear-num frac-2neg
frac-times associate-*r* associate-*l/ *-commutative
Counts
3 → 93
Calls
3 calls:
9.0ms
(/ (sin (* x 0.5)) 3.0)
10.0ms
(/ (sin (* x 0.5)) (sin x))
36.0ms
(* (/ (sin (* x 0.5)) (sin x)) (* 8.0 (/ (sin (* x 0.5)) 3.0)))

series180.0ms

Counts
3 → 9
Calls
3 calls:
39.0ms
(/ (sin (* x 0.5)) 3.0)
51.0ms
(/ (sin (* x 0.5)) (sin x))
89.0ms
(* (/ (sin (* x 0.5)) (sin x)) (* 8.0 (/ (sin (* x 0.5)) 3.0)))

simplify1.1s

Counts
102 → 102
Iterations
IterNodes
done5001
21895
1434
0176

prune659.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0b

localize44.0ms

Local error

Found 4 expressions with local error:

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

rewrite105.0ms

Algorithm
rewrite-expression-head
Rules
159×times-frac
97×add-sqr-sqrt *-un-lft-identity add-exp-log add-cube-cbrt
49×add-cbrt-cube
44×associate-*l*
37×div-exp
35×prod-exp
19×associate-/r*
17×cbrt-undiv
15×cbrt-unprod
11×div-inv
10×pow1
associate-/l*
rec-exp 1-exp
add-log-exp
clear-num frac-2neg pow-prod-down associate-*r/
associate-/r/
frac-times associate-*r* associate-*l/ *-commutative pow-flip inv-pow
Counts
4 → 218
Calls
4 calls:
18.0ms
(/ 1 (/ (sin x) (sin (* 0.5 x))))
15.0ms
(/ (sin (* x 0.5)) 3.0)
50.0ms
(* (/ 1 (/ (sin x) (sin (* 0.5 x)))) (* 8.0 (/ (sin (* x 0.5)) 3.0)))
10.0ms
(/ (sin x) (sin (* 0.5 x)))

series251.0ms

Counts
4 → 12
Calls
4 calls:
60.0ms
(/ 1 (/ (sin x) (sin (* 0.5 x))))
54.0ms
(/ (sin (* x 0.5)) 3.0)
92.0ms
(* (/ 1 (/ (sin x) (sin (* 0.5 x)))) (* 8.0 (/ (sin (* x 0.5)) 3.0)))
44.0ms
(/ (sin x) (sin (* 0.5 x)))

simplify442.0ms

Counts
230 → 230
Iterations
IterNodes
done5000
1977
0334

prune1.1s

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0b

localize35.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (sin (* x 0.5)) (sin x))
0.2b
(/ 3.0 (sin (* 0.5 x)))
0.2b
(* (/ (sin (* x 0.5)) (sin x)) (* 8.0 (/ 1 (/ 3.0 (sin (* 0.5 x))))))
0.3b
(/ 1 (/ 3.0 (sin (* 0.5 x))))

rewrite129.0ms

Algorithm
rewrite-expression-head
Rules
102×times-frac
83×add-exp-log
69×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
45×add-cbrt-cube
31×div-exp
30×prod-exp
19×associate-/r*
15×cbrt-undiv
14×cbrt-unprod
13×associate-*l*
10×pow1
associate-/l*
div-inv
rec-exp 1-exp
associate-*r/ add-log-exp
clear-num frac-2neg pow-prod-down
frac-times un-div-inv
associate-*r* associate-*l/ associate-/r/ *-commutative pow-flip inv-pow
Counts
4 → 183
Calls
4 calls:
10.0ms
(/ (sin (* x 0.5)) (sin x))
9.0ms
(/ 3.0 (sin (* 0.5 x)))
85.0ms
(* (/ (sin (* x 0.5)) (sin x)) (* 8.0 (/ 1 (/ 3.0 (sin (* 0.5 x))))))
17.0ms
(/ 1 (/ 3.0 (sin (* 0.5 x))))

series254.0ms

Counts
4 → 12
Calls
4 calls:
55.0ms
(/ (sin (* x 0.5)) (sin x))
46.0ms
(/ 3.0 (sin (* 0.5 x)))
104.0ms
(* (/ (sin (* x 0.5)) (sin x)) (* 8.0 (/ 1 (/ 3.0 (sin (* 0.5 x))))))
50.0ms
(/ 1 (/ 3.0 (sin (* 0.5 x))))

simplify1.7s

Counts
195 → 195
Iterations
IterNodes
done5001
24626
1820
0311

prune615.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 0b

regimes66.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
done19
119
015

end0.0ms

sample4.0s

Algorithm
intervals
Results
1.8s1464×body1280valid
812.0ms1307×body640valid
590.0ms4289×body80valid
436.0ms342×body160valid
271.0ms598×body320valid