Details

Time bar (total: 23.4s)

sample165.0ms

Algorithm
intervals
Results
61.0ms52×body2560valid
45.0ms46×body1280valid
26.0ms48×body640valid
9.0ms24×body320valid
9.0ms71×body80valid
4.0ms15×body160valid

simplify15.0ms

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

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 32.0b

localize11.0ms

Local error

Found 2 expressions with local error:

1.5b
(- 1 (cos x))
14.9b
(/ (- 1 (cos x)) (* x x))

rewrite47.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt *-un-lft-identity
add-cbrt-cube add-exp-log
times-frac associate-/l* difference-of-squares
add-cube-cbrt add-log-exp
distribute-lft-out--
pow1 cbrt-undiv flip3-- div-exp insert-posit16 flip-- associate-/l/
clear-num associate-/r* sub-neg frac-2neg diff-log div-sub prod-exp cbrt-unprod div-inv
Counts
2 → 47
Calls
2 calls:
9.0ms
(- 1 (cos x))
27.0ms
(/ (- 1 (cos x)) (* x x))

series84.0ms

Counts
2 → 6
Calls
2 calls:
20.0ms
(- 1 (cos x))
64.0ms
(/ (- 1 (cos x)) (* x x))

simplify3.4s

Counts
53 → 53
Iterations
IterNodes
45574
31872
2650
1224
093

prune463.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize19.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ (* (sin x) (sin x)) (+ 1 (cos x)))
0.2b
(* (sin x) (sin x))
0.3b
(+ 1 (cos x))
15.0b
(/ (/ (* (sin x) (sin x)) (+ 1 (cos x))) (* x x))

rewrite74.0ms

Algorithm
rewrite-expression-head
Rules
32×add-cbrt-cube add-exp-log
24×*-un-lft-identity
22×times-frac
16×add-sqr-sqrt
14×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
flip3-+ flip-+ insert-posit16 div-inv
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 → 115
Calls
4 calls:
21.0ms
(/ (* (sin x) (sin x)) (+ 1 (cos x)))
10.0ms
(* (sin x) (sin x))
5.0ms
(+ 1 (cos x))
35.0ms
(/ (/ (* (sin x) (sin x)) (+ 1 (cos x))) (* x x))

series224.0ms

Counts
4 → 12
Calls
4 calls:
52.0ms
(/ (* (sin x) (sin x)) (+ 1 (cos x)))
33.0ms
(* (sin x) (sin x))
18.0ms
(+ 1 (cos x))
121.0ms
(/ (/ (* (sin x) (sin x)) (+ 1 (cos x))) (* x x))

simplify5.8s

Counts
127 → 127
Iterations
IterNodes
39344
21809
1493
0182

prune1.0s

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0b

localize22.0ms

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)

rewrite63.0ms

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
insert-posit16 add-log-exp
clear-num frac-2neg
frac-times pow-prod-down associate-*l/ tan-quot associate-*r/ *-commutative associate-/l/
Counts
3 → 108
Calls
3 calls:
34.0ms
(* (/ (sin x) x) (/ (tan (/ x 2)) x))
14.0ms
(/ (sin x) x)
12.0ms
(/ (tan (/ x 2)) x)

series252.0ms

Counts
3 → 9
Calls
3 calls:
121.0ms
(* (/ (sin x) x) (/ (tan (/ x 2)) x))
58.0ms
(/ (sin x) x)
72.0ms
(/ (tan (/ x 2)) x)

simplify2.8s

Counts
117 → 117
Iterations
IterNodes
35853
21647
1446
0166

prune946.0ms

Pruning

6 alts after pruning (5 fresh and 1 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)))

rewrite63.0ms

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*
associate-*r* insert-posit16 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 → 90
Calls
3 calls:
24.0ms
(/ (* (/ (sin x) x) (tan (/ x 2))) x)
11.0ms
(/ (sin x) x)
25.0ms
(* (/ (sin x) x) (tan (/ x 2)))

series275.0ms

Counts
3 → 9
Calls
3 calls:
120.0ms
(/ (* (/ (sin x) x) (tan (/ x 2))) x)
44.0ms
(/ (sin x) x)
111.0ms
(* (/ (sin x) x) (tan (/ x 2)))

simplify2.3s

Counts
99 → 99
Iterations
IterNodes
36422
21309
1373
0154

prune746.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

regimes29.0ms

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

sample4.5s

Algorithm
intervals
Results
1.8s1612×body2560valid
1.1s1199×body1280valid
667.0ms1519×body640valid
397.0ms949×body320valid
250.0ms2246×body80valid
166.0ms475×body160valid