Details

Time bar (total: 23.2s)

sample326.0ms

Algorithm
intervals
Results
64.0ms95×body1280valid
53.0msbody160valid
25.0ms59×body640valid
13.0ms32×body320valid
6.0ms61×body80valid

simplify26.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
089
1129
2169
3209
4219
done219

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 16.2b

localize15.0ms

Local error

Found 3 expressions with local error:

0.2b
(* r (/ (sin b) (cos (+ a b))))
0.3b
(/ (sin b) (cos (+ a b)))
4.9b
(cos (+ a b))

rewrite116.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt
19×add-cube-cbrt *-un-lft-identity times-frac
13×associate-*r*
10×add-exp-log add-cbrt-cube
pow1
expm1-log1p-u associate-*l* associate-/r* log1p-expm1-u associate-/l* add-log-exp
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv unswap-sqr
cos-sum frac-2neg associate-*r/ pow-prod-down clear-num *-commutative
Counts
3 → 73
Calls
3 calls:
79.0ms
(* r (/ (sin b) (cos (+ a b))))
11.0ms
(/ (sin b) (cos (+ a b)))
15.0ms
(cos (+ a b))

series515.0ms

Counts
3 → 9
Calls
3 calls:
332.0ms
(* r (/ (sin b) (cos (+ a b))))
104.0ms
(/ (sin b) (cos (+ a b)))
77.0ms
(cos (+ a b))

simplify3.6s

Counts
82 → 82
Iterations

Useful iterations: done (3.6s)

IterNodesCost
0122955
1260924
2659834
31814830
done5001824

prune340.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.2b

localize18.0ms

Local error

Found 4 expressions with local error:

0.1b
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
0.2b
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
0.2b
(* (sin a) (sin b))
0.2b
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

rewrite238.0ms

Algorithm
rewrite-expression-head
Rules
29×add-sqr-sqrt
22×add-cube-cbrt *-un-lft-identity
20×associate-*r*
19×times-frac
13×add-exp-log add-cbrt-cube
pow1 associate-/r/
sin-mult
associate-*l* cos-mult add-log-exp
expm1-log1p-u log1p-expm1-u
flip3-- prod-exp associate-/r* frac-sub flip-- cbrt-unprod associate-/l* sub-div unswap-sqr
cbrt-undiv div-exp pow-prod-down *-commutative div-inv
sub-neg frac-2neg fma-neg diff-log associate-*r/ prod-diff clear-num
Counts
4 → 110
Calls
4 calls:
19.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
136.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
25.0ms
(* (sin a) (sin b))
54.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series747.0ms

Counts
4 → 12
Calls
4 calls:
95.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
405.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
65.0ms
(* (sin a) (sin b))
182.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify3.0s

Counts
122 → 122
Iterations

Useful iterations: done (3.0s)

IterNodesCost
01812200
14302141
212441949
337541826
done50001821

prune621.0ms

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 4 expressions with local error:

0.1b
(* r (sin b))
0.1b
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
0.2b
(* (sin a) (sin b))
0.3b
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

rewrite103.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
13×add-exp-log add-cbrt-cube
10×add-cube-cbrt *-un-lft-identity
pow1
associate-*r* associate-*l* add-log-exp
sin-mult
expm1-log1p-u associate-/r/ cos-mult log1p-expm1-u
times-frac prod-exp associate-/r* cbrt-unprod
cbrt-undiv flip3-- div-exp pow-prod-down *-commutative frac-sub flip-- sub-div unswap-sqr
sub-neg frac-2neg fma-neg diff-log prod-diff clear-num div-inv associate-/l*
Counts
4 → 86
Calls
4 calls:
10.0ms
(* r (sin b))
24.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
20.0ms
(* (sin a) (sin b))
46.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series554.0ms

Counts
4 → 12
Calls
4 calls:
41.0ms
(* r (sin b))
109.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
77.0ms
(* (sin a) (sin b))
326.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify3.7s

Counts
98 → 98
Iterations

Useful iterations: done (3.7s)

IterNodesCost
01521364
13701324
211621174
341931081
done50001078

prune504.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (cos b) (cos a))
0.1b
(- (/ (* (cos b) (cos a)) (sin b)) (sin a))
0.2b
(/ (* (cos b) (cos a)) (sin b))
0.3b
(/ r (- (/ (* (cos b) (cos a)) (sin b)) (sin a)))

rewrite139.0ms

Algorithm
rewrite-expression-head
Rules
45×add-sqr-sqrt
43×*-un-lft-identity
33×add-cube-cbrt
30×times-frac
21×prod-diff
13×add-exp-log add-cbrt-cube
associate-/r*
fma-neg
pow1 div-inv add-log-exp
distribute-lft-out-- difference-of-squares
expm1-log1p-u log1p-expm1-u associate-/l*
cbrt-undiv div-exp associate-*r* associate-*l*
flip3-- frac-2neg prod-exp clear-num associate-/r/ cos-mult flip-- cbrt-unprod
sub-neg diff-log pow-prod-down *-commutative associate-/l/ unswap-sqr
Counts
4 → 128
Calls
4 calls:
22.0ms
(* (cos b) (cos a))
57.0ms
(- (/ (* (cos b) (cos a)) (sin b)) (sin a))
14.0ms
(/ (* (cos b) (cos a)) (sin b))
37.0ms
(/ r (- (/ (* (cos b) (cos a)) (sin b)) (sin a)))

series605.0ms

Counts
4 → 12
Calls
4 calls:
53.0ms
(* (cos b) (cos a))
135.0ms
(- (/ (* (cos b) (cos a)) (sin b)) (sin a))
92.0ms
(/ (* (cos b) (cos a)) (sin b))
325.0ms
(/ r (- (/ (* (cos b) (cos a)) (sin b)) (sin a)))

simplify1.7s

Counts
140 → 140
Iterations

Useful iterations: done (1.7s)

IterNodesCost
02132538
14552227
212681949
done50011820

prune683.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.0b

regimes270.0ms

Accuracy

0% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 0.4b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01315
11615
done1615

end0.0ms

sample5.4s

Algorithm
intervals
Results
3.2s2939×body1280valid
1.1s1778×body640valid
309.0ms2138×body80valid
247.0ms811×body320valid
71.0ms335×body160valid