Details

Time bar (total: 25.9s)

sample178.0ms

Algorithm
intervals
Results
51.0ms39×body2560valid
37.0ms87×body80valid
32.0ms40×body1280valid
28.0ms48×body640valid
11.0ms24×body320valid
7.0ms18×body160valid

simplify30.0ms

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: 26.2b

localize24.0ms

Local error

Found 2 expressions with local error:

2.3b
(- 1 (cos x))
12.5b
(/ (- 1 (cos x)) (* x x))

rewrite38.0ms

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))
31.0ms
(/ (- 1 (cos x)) (* x x))

series84.0ms

Counts
2 → 6
Calls
2 calls:
21.0ms
(- 1 (cos x))
63.0ms
(/ (- 1 (cos x)) (* x x))

simplify1.9s

Counts
69 → 69
Iterations
IterNodes
32853
2856
1289
0121

prune539.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize34.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ (* (sin x) (sin x)) (+ 1 (cos x)))
0.3b
(* (sin x) (sin x))
0.4b
(+ 1 (cos x))
12.3b
(/ (/ (* (sin x) (sin x)) (+ 1 (cos x))) (* x x))

rewrite77.0ms

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:
16.0ms
(/ (* (sin x) (sin x)) (+ 1 (cos x)))
11.0ms
(* (sin x) (sin x))
5.0ms
(+ 1 (cos x))
43.0ms
(/ (/ (* (sin x) (sin x)) (+ 1 (cos x))) (* x x))

series191.0ms

Counts
4 → 12
Calls
4 calls:
44.0ms
(/ (* (sin x) (sin x)) (+ 1 (cos x)))
27.0ms
(* (sin x) (sin x))
18.0ms
(+ 1 (cos x))
102.0ms
(/ (/ (* (sin x) (sin x)) (+ 1 (cos x))) (* x x))

simplify7.8s

Counts
138 → 138
Iterations
IterNodes
39178
21856
1511
0190

prune1.2s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0b

localize34.0ms

Local error

Found 3 expressions with local error:

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

rewrite36.0ms

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:
19.0ms
(* (/ (sin x) x) (/ (tan (/ x 2)) x))
8.0ms
(/ (sin x) x)
7.0ms
(/ (tan (/ x 2)) x)

series274.0ms

Counts
3 → 9
Calls
3 calls:
121.0ms
(* (/ (sin x) x) (/ (tan (/ x 2)) x))
55.0ms
(/ (sin x) x)
98.0ms
(/ (tan (/ x 2)) x)

simplify2.9s

Counts
123 → 123
Iterations
IterNodes
35682
21662
1451
0172

prune1.1s

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0b

localize21.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ (* (/ (sin x) x) (tan (/ x 2))) x)
0.1b
(/ (sin x) x)
0.2b
(* (/ (sin x) x) (tan (/ x 2)))

rewrite55.0ms

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-*l*
cbrt-undiv associate-/r* div-exp
pow1
prod-exp tan-quot cbrt-unprod associate-/l*
expm1-log1p-u associate-*r* insert-posit16 log1p-expm1-u div-inv add-log-exp associate-/l/
frac-times clear-num frac-2neg associate-*l/ associate-*r/ unswap-sqr
pow-prod-down *-commutative
Counts
3 → 96
Calls
3 calls:
26.0ms
(/ (* (/ (sin x) x) (tan (/ x 2))) x)
8.0ms
(/ (sin x) x)
19.0ms
(* (/ (sin x) x) (tan (/ x 2)))

series289.0ms

Counts
3 → 9
Calls
3 calls:
119.0ms
(/ (* (/ (sin x) x) (tan (/ x 2))) x)
44.0ms
(/ (sin x) x)
125.0ms
(* (/ (sin x) x) (tan (/ x 2)))

simplify3.2s

Counts
105 → 105
Iterations
IterNodes
36724
21334
1381
0160

prune801.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

regimes57.0ms

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

sample5.0s

Algorithm
intervals
Results
2.0s1621×body2560valid
1.2s1501×body640valid
850.0ms1235×body1280valid
361.0ms928×body320valid
314.0ms2287×body80valid
99.0ms428×body160valid