Details

Time bar (total: 12.2s)

sample318.0ms

Algorithm
intervals
Results
44.0ms99×body1280valid
15.0ms64×body640valid
4.0ms24×body320valid
3.0ms59×body80valid
1.0ms10×body160valid

simplify17.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
089
1129
2159
3199
4209
done209

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 16.2b

localize12.0ms

Local error

Found 3 expressions with local error:

0.1b
(* r (/ (sin b) (cos (+ a b))))
0.2b
(/ (sin b) (cos (+ a b)))
3.3b
(cos (+ a b))

rewrite32.0ms

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:
9.0ms
(* r (/ (sin b) (cos (+ a b))))
3.0ms
(/ (sin b) (cos (+ a b)))
6.0ms
(cos (+ a b))

series155.0ms

Counts
3 → 9
Calls
3 calls:
94.0ms
(* r (/ (sin b) (cos (+ a b))))
36.0ms
(/ (sin b) (cos (+ a b)))
24.0ms
(cos (+ a b))

simplify1.1s

Counts
76 → 76
Iterations

Useful iterations: 3 (314.0ms)

IterNodesCost
0116909
1253883
2648793
31972785
done5000785

prune214.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.2b

localize16.0ms

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))))

rewrite45.0ms

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:
5.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
24.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
4.0ms
(* (sin a) (sin b))
8.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series458.0ms

Counts
4 → 12
Calls
4 calls:
81.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
220.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
46.0ms
(* (sin a) (sin b))
110.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify1.8s

Counts
112 → 112
Iterations

Useful iterations: done (1.8s)

IterNodesCost
01702072
14042024
211741834
337501715
done50001714

prune408.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.0b

localize16.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (cos b) (cos a))
0.2b
(* r (/ 1 (- (/ (* (cos b) (cos a)) (sin b)) (sin a))))
0.2b
(/ (* (cos b) (cos a)) (sin b))
0.2b
(/ 1 (- (/ (* (cos b) (cos a)) (sin b)) (sin a)))

rewrite61.0ms

Algorithm
rewrite-expression-head
Rules
51×add-sqr-sqrt
43×*-un-lft-identity
35×times-frac
28×add-cube-cbrt
24×add-exp-log associate-*r*
18×add-cbrt-cube
pow1
associate-/r*
distribute-lft-out-- difference-of-squares
div-exp associate-*l* prod-exp
cbrt-undiv associate-/r/ cbrt-unprod associate-/l* add-log-exp unswap-sqr
div-inv
rec-exp flip3-- frac-2neg 1-exp pow-prod-down clear-num cos-mult *-commutative flip--
pow-flip associate-*r/ un-div-inv associate-/l/ inv-pow
Counts
4 → 126
Calls
4 calls:
4.0ms
(* (cos b) (cos a))
35.0ms
(* r (/ 1 (- (/ (* (cos b) (cos a)) (sin b)) (sin a))))
4.0ms
(/ (* (cos b) (cos a)) (sin b))
14.0ms
(/ 1 (- (/ (* (cos b) (cos a)) (sin b)) (sin a)))

series378.0ms

Counts
4 → 12
Calls
4 calls:
38.0ms
(* (cos b) (cos a))
181.0ms
(* r (/ 1 (- (/ (* (cos b) (cos a)) (sin b)) (sin a))))
63.0ms
(/ (* (cos b) (cos a)) (sin b))
96.0ms
(/ 1 (- (/ (* (cos b) (cos a)) (sin b)) (sin a)))

simplify2.3s

Counts
138 → 138
Iterations

Useful iterations: done (2.3s)

IterNodesCost
02052215
14691997
211741799
344051793
done50001792

prune364.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.0b

localize16.0ms

Local error

Found 4 expressions with local error:

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

rewrite155.0ms

Algorithm
rewrite-expression-head
Rules
149×times-frac
148×add-sqr-sqrt
93×*-un-lft-identity
78×add-cube-cbrt
27×associate-*r*
24×add-exp-log
23×associate-/r*
21×difference-of-squares
18×add-cbrt-cube
associate-/l*
div-exp div-inv
pow1 distribute-lft-out--
cbrt-undiv
associate-/r/
prod-exp add-log-exp
frac-2neg associate-*l* clear-num unswap-sqr
rec-exp flip3-- 1-exp flip-- cbrt-unprod
pow-flip associate-*r/ pow-prod-down un-div-inv *-commutative inv-pow
Counts
4 → 196
Calls
4 calls:
92.0ms
(* r (/ 1 (- (/ (cos b) (/ (sin b) (cos a))) (sin a))))
3.0ms
(/ (sin b) (cos a))
6.0ms
(/ (cos b) (/ (sin b) (cos a)))
45.0ms
(/ 1 (- (/ (cos b) (/ (sin b) (cos a))) (sin a)))

series385.0ms

Counts
4 → 12
Calls
4 calls:
184.0ms
(* r (/ 1 (- (/ (cos b) (/ (sin b) (cos a))) (sin a))))
45.0ms
(/ (sin b) (cos a))
62.0ms
(/ (cos b) (/ (sin b) (cos a)))
94.0ms
(/ 1 (- (/ (cos b) (/ (sin b) (cos a))) (sin a)))

simplify866.0ms

Counts
208 → 208
Iterations

Useful iterations: done (861.0ms)

IterNodesCost
03193647
17023329
217753121
done50003119

prune645.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.0b

regimes141.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01315
11615
done1615

end0.0ms

sample2.4s

Algorithm
intervals
Results
1.4s2963×body1280valid
474.0ms1882×body640valid
126.0ms733×body320valid
117.0ms2086×body80valid
42.0ms339×body160valid