Details

Time bar (total: 23.6s)

sample267.0ms

Algorithm
intervals
Results
87.0ms56×body640valid
79.0ms97×body1280valid
7.0ms73×body80valid
7.0ms21×body320valid
2.0msbody160valid

simplify36.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (3.0ms)

IterNodesCost
089
1129
2169
3209
4219
done219

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 15.1b

localize25.0ms

Local error

Found 3 expressions with local error:

0.2b
(* r (/ (sin b) (cos (+ a b))))
0.3b
(/ (sin b) (cos (+ a b)))
1.9b
(cos (+ a b))

rewrite101.0ms

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
associate-*l* associate-/r* 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 → 67
Calls
3 calls:
37.0ms
(* r (/ (sin b) (cos (+ a b))))
20.0ms
(/ (sin b) (cos (+ a b)))
38.0ms
(cos (+ a b))

series242.0ms

Counts
3 → 9
Calls
3 calls:
116.0ms
(* r (/ (sin b) (cos (+ a b))))
80.0ms
(/ (sin b) (cos (+ a b)))
45.0ms
(cos (+ a b))

simplify5.2s

Counts
76 → 76
Iterations

Useful iterations: 4 (3.6s)

IterNodesCost
0116909
1249883
2638793
31727785
44912783
done5000783

prune305.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.2b

localize16.0ms

Local error

Found 4 expressions with local error:

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

rewrite166.0ms

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
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 diff-log associate-*r/ clear-num
Counts
4 → 100
Calls
4 calls:
32.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
84.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
17.0ms
(* (sin a) (sin b))
26.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series721.0ms

Counts
4 → 12
Calls
4 calls:
114.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
334.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
60.0ms
(* (sin a) (sin b))
213.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify2.3s

Counts
112 → 112
Iterations

Useful iterations: 3 (1.2s)

IterNodesCost
01702072
14032024
211621856
333691715
done50011715

prune574.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 0.0b

localize32.0ms

Local error

Found 4 expressions with local error:

0.1b
(* r (sin b))
0.2b
(- (* (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))))

rewrite113.0ms

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
associate-/r/ cos-mult
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 diff-log clear-num div-inv associate-/l*
Counts
4 → 76
Calls
4 calls:
18.0ms
(* r (sin b))
37.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
21.0ms
(* (sin a) (sin b))
33.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series583.0ms

Counts
4 → 12
Calls
4 calls:
47.0ms
(* r (sin b))
119.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
70.0ms
(* (sin a) (sin b))
348.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify2.9s

Counts
88 → 88
Iterations

Useful iterations: 3 (1.4s)

IterNodesCost
01401256
13451224
210911076
33874989
done5000989

prune421.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.0b

localize23.0ms

Local error

Found 4 expressions with local error:

0.2b
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
0.2b
(* (sin a) (sin b))
0.2b
(/ 1 (- (* (cos a) (cos b)) (* (sin a) (sin b))))
0.3b
(* (* r (sin b)) (/ 1 (- (* (cos a) (cos b)) (* (sin a) (sin b)))))

rewrite200.0ms

Algorithm
rewrite-expression-head
Rules
32×add-exp-log
23×add-sqr-sqrt
21×add-cube-cbrt *-un-lft-identity
20×associate-*r* add-cbrt-cube
18×times-frac
13×prod-exp
12×pow1
associate-/r/
cbrt-unprod sin-mult
div-exp cos-mult add-log-exp
associate-*l* pow-prod-down
cbrt-undiv rec-exp flip3-- 1-exp associate-/r* frac-sub flip-- associate-/l* sub-div
*-commutative div-inv
sub-neg pow-flip frac-2neg diff-log associate-*r/ clear-num un-div-inv inv-pow unswap-sqr
Counts
4 → 110
Calls
4 calls:
27.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
26.0ms
(* (sin a) (sin b))
53.0ms
(/ 1 (- (* (cos a) (cos b)) (* (sin a) (sin b))))
90.0ms
(* (* r (sin b)) (/ 1 (- (* (cos a) (cos b)) (* (sin a) (sin b)))))

series607.0ms

Counts
4 → 12
Calls
4 calls:
106.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
55.0ms
(* (sin a) (sin b))
152.0ms
(/ 1 (- (* (cos a) (cos b)) (* (sin a) (sin b))))
294.0ms
(* (* r (sin b)) (/ 1 (- (* (cos a) (cos b)) (* (sin a) (sin b)))))

simplify4.2s

Counts
122 → 122
Iterations

Useful iterations: 3 (2.3s)

IterNodesCost
01812272
14612088
214321834
349321768
done50011768

prune460.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.0b

regimes241.0ms

Accuracy

0% (0.3b remaining)

Error of 0.3b against oracle of 0.1b and baseline of 0.3b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01216
11516
done1516

end0.0ms

sample3.8s

Algorithm
intervals
Results
2.2s2947×body1280valid
702.0ms1827×body640valid
204.0ms756×body320valid
174.0ms2147×body80valid
67.0ms324×body160valid