Details

Time bar (total: 29.7s)

sample139.0ms

Algorithm
intervals
Results
51.0ms57×body2560valid
42.0ms43×body1280valid
19.0ms39×body640valid
8.0ms27×body320valid
8.0ms77×body80valid
3.0ms13×body160valid

simplify17.0ms

Counts
1 → 1
Iterations
IterNodes
528
428
326
221
113
06

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 32.4b

localize12.0ms

Local error

Found 2 expressions with local error:

1.2b
(- 1 (cos x))
17.1b
(/ (- 1 (cos x)) (* x x))

rewrite23.0ms

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:
5.0ms
(- 1 (cos x))
17.0ms
(/ (- 1 (cos x)) (* x x))

series100.0ms

Counts
2 → 6
Calls
2 calls:
21.0ms
(- 1 (cos x))
78.0ms
(/ (- 1 (cos x)) (* x x))

simplify5.2s

Counts
53 → 53
Iterations
IterNodes
45731
31877
2652
1223
093

prune348.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize22.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ (* (sin x) (sin x)) (+ 1 (cos x)))
0.3b
(* (sin x) (sin x))
0.3b
(+ 1 (cos x))
16.9b
(/ (/ (* (sin x) (sin x)) (+ 1 (cos x))) (* x x))

rewrite62.0ms

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:
16.0ms
(/ (* (sin x) (sin x)) (+ 1 (cos x)))
15.0ms
(* (sin x) (sin x))
6.0ms
(+ 1 (cos x))
24.0ms
(/ (/ (* (sin x) (sin x)) (+ 1 (cos x))) (* x x))

series152.0ms

Counts
4 → 12
Calls
4 calls:
42.0ms
(/ (* (sin x) (sin x)) (+ 1 (cos x)))
19.0ms
(* (sin x) (sin x))
12.0ms
(+ 1 (cos x))
78.0ms
(/ (/ (* (sin x) (sin x)) (+ 1 (cos x))) (* x x))

simplify6.6s

Counts
127 → 127
Iterations
IterNodes
39290
21817
1494
0182

prune1.0s

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 3 expressions with local error:

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

rewrite48.0ms

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:
18.0ms
(/ (* (/ (sin x) x) (tan (/ x 2))) x)
8.0ms
(/ (sin x) x)
21.0ms
(* (/ (sin x) x) (tan (/ x 2)))

series222.0ms

Counts
3 → 9
Calls
3 calls:
90.0ms
(/ (* (/ (sin x) x) (tan (/ x 2))) x)
36.0ms
(/ (sin x) x)
96.0ms
(* (/ (sin x) x) (tan (/ x 2)))

simplify7.8s

Counts
99 → 99
Iterations
IterNodes
36327
21304
1371
0154

prune803.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize31.0ms

Local error

Found 4 expressions with local error:

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

rewrite54.0ms

Algorithm
rewrite-expression-head
Rules
34×add-cbrt-cube add-exp-log
29×add-sqr-sqrt
22×*-un-lft-identity add-cube-cbrt
20×times-frac
16×associate-*l*
10×cbrt-undiv div-exp prod-exp cbrt-unprod
pow1
associate-*r*
associate-/r* insert-posit16 associate-/l* add-log-exp
div-inv unswap-sqr
clear-num frac-2neg pow-prod-down associate-*l/ *-commutative
associate-/l/
Counts
4 → 107
Calls
4 calls:
22.0ms
(/ (* (/ (sin x) x) (sin (/ x 2))) (* x (cos (/ x 2))))
7.0ms
(* x (cos (/ x 2)))
8.0ms
(/ (sin x) x)
16.0ms
(* (/ (sin x) x) (sin (/ x 2)))

series323.0ms

Counts
4 → 12
Calls
4 calls:
121.0ms
(/ (* (/ (sin x) x) (sin (/ x 2))) (* x (cos (/ x 2))))
50.0ms
(* x (cos (/ x 2)))
55.0ms
(/ (sin x) x)
96.0ms
(* (/ (sin x) x) (sin (/ x 2)))

simplify531.0ms

Counts
119 → 119
Iterations
IterNodes
22017
1456
0183

prune1.1s

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

regimes55.0ms

Accuracy

0% (0.1b remaining)

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

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
211
111
010

end0.0ms

sample5.1s

Algorithm
intervals
Results
1.7s1585×body2560valid
1.2s1510×body640valid
893.0ms1279×body1280valid
769.0ms925×body320valid
228.0ms2254×body80valid
127.0ms447×body160valid