Details

Time bar (total: 20.3s)

sample887.0ms

Algorithm
intervals
Results
87.0ms91×body1280valid
21.0ms60×body640valid
8.0ms31×body320valid
6.0ms65×body80valid
2.0msbody160valid

simplify22.0ms

Counts
1 → 1
Iterations
IterNodes
done21
421
320
216
112
08

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 15.3b

localize34.0ms

Local error

Found 3 expressions with local error:

0.2b
(* r (/ (sin b) (cos (+ a b))))
0.2b
(/ (sin b) (cos (+ a b)))
2.3b
(cos (+ a b))

rewrite86.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt
19×*-un-lft-identity times-frac add-cube-cbrt
13×associate-*r*
10×add-cbrt-cube add-exp-log
pow1
expm1-log1p-u associate-/r* associate-*l* log1p-expm1-u associate-/l* add-log-exp
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv unswap-sqr
cos-sum clear-num frac-2neg pow-prod-down associate-*r/ *-commutative
Counts
3 → 73
Calls
3 calls:
29.0ms
(* r (/ (sin b) (cos (+ a b))))
15.0ms
(/ (sin b) (cos (+ a b)))
18.0ms
(cos (+ a b))

series286.0ms

Counts
3 → 9
Calls
3 calls:
187.0ms
(* r (/ (sin b) (cos (+ a b))))
56.0ms
(/ (sin b) (cos (+ a b)))
43.0ms
(cos (+ a b))

simplify970.0ms

Counts
82 → 82
Iterations
IterNodes
done5001
21076
1284
0123

prune593.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.2b

localize30.0ms

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

rewrite167.0ms

Algorithm
rewrite-expression-head
Rules
29×add-sqr-sqrt
22×*-un-lft-identity add-cube-cbrt
20×associate-*r*
19×times-frac
13×add-cbrt-cube add-exp-log
pow1 associate-/r/
sin-mult
associate-*l* cos-mult add-log-exp
expm1-log1p-u log1p-expm1-u
associate-/r* flip3-- prod-exp frac-sub cbrt-unprod flip-- associate-/l* sub-div unswap-sqr
cbrt-undiv div-exp pow-prod-down *-commutative div-inv
clear-num sub-neg frac-2neg fma-neg diff-log prod-diff associate-*r/
Counts
4 → 110
Calls
4 calls:
27.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
92.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
33.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))
10.0ms
(* (sin a) (sin b))

series657.0ms

Counts
4 → 12
Calls
4 calls:
147.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
309.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
147.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))
54.0ms
(* (sin a) (sin b))

simplify1.6s

Counts
122 → 122
Iterations
IterNodes
done5000
21967
1467
0182

prune1.1s

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 0.0b

localize32.0ms

Local error

Found 4 expressions with local error:

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

rewrite83.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
13×add-cbrt-cube add-exp-log
10×*-un-lft-identity add-cube-cbrt
pow1
associate-*r* associate-*l* add-log-exp
sin-mult
expm1-log1p-u associate-/r/ cos-mult log1p-expm1-u
associate-/r* times-frac prod-exp cbrt-unprod
cbrt-undiv flip3-- div-exp pow-prod-down *-commutative frac-sub flip-- sub-div unswap-sqr
clear-num sub-neg frac-2neg fma-neg diff-log prod-diff div-inv associate-/l*
Counts
4 → 86
Calls
4 calls:
27.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
8.0ms
(* r (sin b))
9.0ms
(* (sin a) (sin b))
35.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series592.0ms

Counts
4 → 12
Calls
4 calls:
128.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
66.0ms
(* r (sin b))
67.0ms
(* (sin a) (sin b))
331.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify2.1s

Counts
98 → 98
Iterations
IterNodes
done5000
21708
1389
0153

prune770.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 0.0b

localize27.0ms

Local error

Found 4 expressions with local error:

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

rewrite98.0ms

Algorithm
rewrite-expression-head
Rules
84×times-frac
58×add-sqr-sqrt
56×*-un-lft-identity add-cube-cbrt
16×associate-/r*
13×add-cbrt-cube add-exp-log
pow1 div-inv associate-/l* add-log-exp
sin-mult
expm1-log1p-u cbrt-undiv div-exp cos-mult log1p-expm1-u associate-/l/
associate-*r* associate-*l*
clear-num frac-2neg flip3-- frac-sub flip-- sub-div
sub-neg fma-neg diff-log div-sub prod-diff pow-prod-down prod-exp associate-/r/ *-commutative cbrt-unprod unswap-sqr
Counts
4 → 145
Calls
4 calls:
21.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
49.0ms
(/ (- (* (cos a) (cos b)) (* (sin a) (sin b))) (sin b))
13.0ms
(/ r (/ (- (* (cos a) (cos b)) (* (sin a) (sin b))) (sin b)))
9.0ms
(* (sin a) (sin b))

series732.0ms

Counts
4 → 12
Calls
4 calls:
114.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
193.0ms
(/ (- (* (cos a) (cos b)) (* (sin a) (sin b))) (sin b))
355.0ms
(/ r (/ (- (* (cos a) (cos b)) (* (sin a) (sin b))) (sin b)))
70.0ms
(* (sin a) (sin b))

simplify2.0s

Counts
157 → 157
Iterations
IterNodes
done5001
23048
1663
0251

prune1.2s

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 0.0b

regimes543.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify4.0ms

Iterations
IterNodes
done16
116
013

end0.0ms

sample5.7s

Algorithm
intervals
Results
3.2s2868×body1280valid
1.1s1875×body640valid
659.0ms768×body320valid
342.0ms2150×body80valid
86.0ms339×body160valid