Details

Time bar (total: 21.7s)

sample365.0ms

Algorithm
intervals
Results
114.0ms73×body80valid
65.0ms97×body1280valid
59.0ms56×body640valid
5.0ms21×body320valid
2.0msbody160valid

simplify21.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
089
1129
2169
3199
4209
done209

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 15.1b

localize60.0ms

Local error

Found 3 expressions with local error:

0.1b
(* r (sin b))
0.2b
(/ (* r (sin b)) (cos (+ a b)))
1.9b
(cos (+ a b))

rewrite228.0ms

Algorithm
rewrite-expression-head
Rules
10×add-exp-log add-cbrt-cube
add-sqr-sqrt
add-cube-cbrt *-un-lft-identity
pow1
times-frac associate-*r* associate-*l* associate-/r* add-log-exp
cbrt-undiv div-exp prod-exp cbrt-unprod
cos-sum frac-2neg pow-prod-down clear-num *-commutative div-inv associate-/l* unswap-sqr
Counts
3 → 47
Calls
3 calls:
115.0ms
(* r (sin b))
78.0ms
(/ (* r (sin b)) (cos (+ a b)))
30.0ms
(cos (+ a b))

series435.0ms

Counts
3 → 9
Calls
3 calls:
70.0ms
(* r (sin b))
267.0ms
(/ (* r (sin b)) (cos (+ a b)))
97.0ms
(cos (+ a b))

simplify3.6s

Counts
56 → 56
Iterations

Useful iterations: done (3.6s)

IterNodesCost
090535
1198525
2550447
32112443
done5001439

prune209.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.2b

localize25.0ms

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))))

rewrite120.0ms

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:
9.0ms
(* r (sin b))
28.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
23.0ms
(* (sin a) (sin b))
58.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series538.0ms

Counts
4 → 12
Calls
4 calls:
72.0ms
(* r (sin b))
113.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
70.0ms
(* (sin a) (sin b))
282.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify2.8s

Counts
88 → 88
Iterations

Useful iterations: 3 (1.5s)

IterNodesCost
01401256
13451224
210911076
33874989
done5000989

prune409.0ms

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 0.0b

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))))

rewrite172.0ms

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:
28.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
91.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
12.0ms
(* (sin a) (sin b))
35.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series687.0ms

Counts
4 → 12
Calls
4 calls:
106.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
346.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
69.0ms
(* (sin a) (sin b))
164.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify2.4s

Counts
112 → 112
Iterations

Useful iterations: 3 (1.2s)

IterNodesCost
01702072
14032024
211621856
333691715
done50011715

prune555.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.0b

localize59.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ (- (pow (* (cos a) (cos b)) 3) (pow (* (sin b) (sin a)) 3)) (+ (* (* (sin b) (sin a)) (+ (* (cos a) (cos b)) (* (sin a) (sin b)))) (* (* (cos a) (cos b)) (* (cos a) (cos b)))))
0.3b
(pow (* (sin b) (sin a)) 3)
0.4b
(* (* (cos a) (cos b)) (* (cos a) (cos b)))
0.5b
(pow (* (cos a) (cos b)) 3)

rewrite272.0ms

Algorithm
rewrite-expression-head
Rules
49×pow1
41×cos-mult
36×add-sqr-sqrt
28×*-un-lft-identity
27×times-frac frac-add
24×add-exp-log add-cbrt-cube
23×associate-/r/
21×sin-mult
20×add-cube-cbrt
19×pow-prod-down
18×sqr-pow
17×frac-times associate-*r/
16×difference-of-squares
11×associate-*l/
10×prod-exp cbrt-unprod
associate-/l*
flip3-+ flip-+
cube-div pow-unpow
difference-cubes pow-pow pow-exp pow-sqr pow-prod-up associate-/l/ distribute-lft-out-- add-log-exp rem-cube-cbrt
associate-/r*
cube-mult pow-to-exp unpow-prod-down pow-plus unpow3 cube-prod
cbrt-undiv pow2 flip3-- frac-2neg div-sub swap-sqr div-exp associate-*r* associate-*l* clear-num *-commutative frac-sub flip-- div-inv sub-div
Counts
4 → 162
Calls
4 calls:
165.0ms
(/ (- (pow (* (cos a) (cos b)) 3) (pow (* (sin b) (sin a)) 3)) (+ (* (* (sin b) (sin a)) (+ (* (cos a) (cos b)) (* (sin a) (sin b)))) (* (* (cos a) (cos b)) (* (cos a) (cos b)))))
15.0ms
(pow (* (sin b) (sin a)) 3)
66.0ms
(* (* (cos a) (cos b)) (* (cos a) (cos b)))
17.0ms
(pow (* (cos a) (cos b)) 3)

series808.0ms

Counts
4 → 12
Calls
4 calls:
513.0ms
(/ (- (pow (* (cos a) (cos b)) 3) (pow (* (sin b) (sin a)) 3)) (+ (* (* (sin b) (sin a)) (+ (* (cos a) (cos b)) (* (sin a) (sin b)))) (* (* (cos a) (cos b)) (* (cos a) (cos b)))))
89.0ms
(pow (* (sin b) (sin a)) 3)
105.0ms
(* (* (cos a) (cos b)) (* (cos a) (cos b)))
101.0ms
(pow (* (cos a) (cos b)) 3)

simplify3.0s

Counts
174 → 174
Iterations

Useful iterations: 2 (913.0ms)

IterNodesCost
03647066
110446329
249855863
done50015863

prune1.1s

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 0.0b

regimes441.0ms

Accuracy

0% (0.3b remaining)

Error of 0.4b against oracle of 0.1b and baseline of 0.4b

bsearch0.0ms

simplify6.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01968
12668
done2668

end0.0ms

sample3.4s

Algorithm
intervals
Results
1.8s2947×body1280valid
690.0ms1827×body640valid
207.0ms756×body320valid
186.0ms2147×body80valid
61.0ms324×body160valid