Details

Time bar (total: 26.0s)

sample165.0ms

Algorithm
intervals
Results
65.0ms38×body2560valid
31.0ms50×body640valid
27.0ms35×body1280valid
12.0ms26×body320valid
12.0ms90×body80valid
5.0ms17×body160valid

simplify31.0ms

Counts
1 → 1
Iterations
IterNodes
530
430
328
223
115
06

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 27.2b

localize19.0ms

Local error

Found 2 expressions with local error:

2.4b
(- 1 (cos x))
12.2b
(/ (- 1 (cos x)) (* x x))

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt *-un-lft-identity
11×add-cube-cbrt
prod-diff
add-cbrt-cube add-exp-log
times-frac associate-/l* difference-of-squares
add-log-exp
fma-neg distribute-lft-out--
expm1-log1p-u pow1 cbrt-undiv flip3-- div-exp insert-posit16 log1p-expm1-u flip-- associate-/l/
clear-num associate-/r* sub-neg frac-2neg diff-log div-sub prod-exp cbrt-unprod div-inv
Counts
2 → 63
Calls
2 calls:
6.0ms
(- 1 (cos x))
18.0ms
(/ (- 1 (cos x)) (* x x))

series139.0ms

Counts
2 → 6
Calls
2 calls:
37.0ms
(- 1 (cos x))
102.0ms
(/ (- 1 (cos x)) (* x x))

simplify1.5s

Counts
69 → 69
Iterations
IterNodes
32853
2856
1289
0121

prune513.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize21.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ (* (sin x) (sin x)) (+ 1 (cos x)))
0.3b
(* (sin x) (sin x))
0.4b
(+ 1 (cos x))
12.0b
(/ (/ (* (sin x) (sin x)) (+ 1 (cos x))) (* x x))

rewrite86.0ms

Algorithm
rewrite-expression-head
Rules
32×add-cbrt-cube add-exp-log
25×*-un-lft-identity
22×times-frac
17×add-sqr-sqrt
15×add-cube-cbrt
12×cbrt-undiv div-exp
11×pow1 associate-/l*
prod-exp cbrt-unprod
associate-/r/ add-log-exp
associate-/r* distribute-lft-out
expm1-log1p-u flip3-+ flip-+ insert-posit16 log1p-expm1-u div-inv
fma-def div-sub swap-sqr associate-*r* associate-*l* sqr-sin
clear-num frac-2neg sin-mult associate-/l/
pow2 +-commutative sum-log pow-plus pow-prod-down pow-sqr *-commutative pow-prod-up unswap-sqr
Counts
4 → 126
Calls
4 calls:
28.0ms
(/ (* (sin x) (sin x)) (+ 1 (cos x)))
21.0ms
(* (sin x) (sin x))
9.0ms
(+ 1 (cos x))
27.0ms
(/ (/ (* (sin x) (sin x)) (+ 1 (cos x))) (* x x))

series174.0ms

Counts
4 → 12
Calls
4 calls:
49.0ms
(/ (* (sin x) (sin x)) (+ 1 (cos x)))
22.0ms
(* (sin x) (sin x))
11.0ms
(+ 1 (cos x))
91.0ms
(/ (/ (* (sin x) (sin x)) (+ 1 (cos x))) (* x x))

simplify7.1s

Counts
138 → 138
Iterations
IterNodes
39178
21856
1511
0190

prune1.2s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0b

localize23.0ms

Local error

Found 3 expressions with local error:

0.1b
(* (/ (sin x) x) (/ (tan (/ x 2)) x))
0.1b
(/ (tan (/ x 2)) x)
0.1b
(/ (sin x) x)

rewrite66.0ms

Algorithm
rewrite-expression-head
Rules
45×add-sqr-sqrt
40×times-frac
33×*-un-lft-identity add-cube-cbrt
19×add-cbrt-cube add-exp-log
13×associate-*r* associate-*l*
cbrt-undiv associate-/r* div-exp associate-/l*
pow1
prod-exp cbrt-unprod div-inv unswap-sqr
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
clear-num frac-2neg
frac-times pow-prod-down associate-*l/ tan-quot associate-*r/ *-commutative associate-/l/
Counts
3 → 114
Calls
3 calls:
30.0ms
(* (/ (sin x) x) (/ (tan (/ x 2)) x))
18.0ms
(/ (tan (/ x 2)) x)
16.0ms
(/ (sin x) x)

series291.0ms

Counts
3 → 9
Calls
3 calls:
147.0ms
(* (/ (sin x) x) (/ (tan (/ x 2)) x))
88.0ms
(/ (tan (/ x 2)) x)
55.0ms
(/ (sin x) x)

simplify3.5s

Counts
123 → 123
Iterations
IterNodes
36590
21693
1451
0172

prune1.2s

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0b

localize37.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ (* (sin x) (/ (tan (/ x 2)) x)) x)
0.1b
(/ (tan (/ x 2)) x)
0.1b
(* (sin x) (/ (tan (/ x 2)) x))

rewrite47.0ms

Algorithm
rewrite-expression-head
Rules
26×add-sqr-sqrt
22×times-frac
21×*-un-lft-identity add-cube-cbrt
19×add-cbrt-cube add-exp-log
13×associate-*r*
cbrt-undiv associate-/r* div-exp
pow1
prod-exp cbrt-unprod associate-/l*
expm1-log1p-u associate-*l* insert-posit16 log1p-expm1-u div-inv add-log-exp
clear-num frac-2neg associate-*r/ unswap-sqr associate-/l/
pow-prod-down tan-quot *-commutative
Counts
3 → 93
Calls
3 calls:
14.0ms
(/ (* (sin x) (/ (tan (/ x 2)) x)) x)
7.0ms
(/ (tan (/ x 2)) x)
25.0ms
(* (sin x) (/ (tan (/ x 2)) x))

series311.0ms

Counts
3 → 9
Calls
3 calls:
130.0ms
(/ (* (sin x) (/ (tan (/ x 2)) x)) x)
69.0ms
(/ (tan (/ x 2)) x)
112.0ms
(* (sin x) (/ (tan (/ x 2)) x))

simplify3.4s

Counts
102 → 102
Iterations
IterNodes
37142
21363
1372
0154

prune1.1s

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

regimes34.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
29
19
08

end0.0ms

sample5.1s

Algorithm
intervals
Results
1.9s1656×body2560valid
975.0ms1189×body1280valid
841.0ms941×body320valid
789.0ms1468×body640valid
279.0ms2291×body80valid
102.0ms455×body160valid