Details

Time bar (total: 14.5s)

sample313.0ms

Algorithm
intervals
Results
39.0ms91×body1280valid
12.0ms51×body640valid
5.0ms31×body320valid
4.0ms75×body80valid
1.0msbody160valid

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: 16.0b

localize12.0ms

Local error

Found 3 expressions with local error:

0.2b
(* r (/ (sin b) (cos (+ a b))))
0.2b
(/ (sin b) (cos (+ a b)))
4.3b
(cos (+ a b))

rewrite31.0ms

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)))
7.0ms
(cos (+ a b))

series161.0ms

Counts
3 → 9
Calls
3 calls:
98.0ms
(* r (/ (sin b) (cos (+ a b))))
38.0ms
(/ (sin b) (cos (+ a b)))
25.0ms
(cos (+ a b))

simplify2.2s

Counts
76 → 76
Iterations

Useful iterations: 3 (423.0ms)

IterNodesCost
0116909
1253883
2648793
31972785
done5001785

prune217.0ms

Pruning

11 alts after pruning (11 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
(* (sin a) (sin b))
0.2b
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
0.3b
(/ (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)))
4.0ms
(* (sin a) (sin b))
24.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
8.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series454.0ms

Counts
4 → 12
Calls
4 calls:
81.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
44.0ms
(* (sin a) (sin b))
215.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
114.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify2.0s

Counts
112 → 112
Iterations

Useful iterations: done (2.0s)

IterNodesCost
01702072
14042024
211741834
337161715
done50011714

prune401.0ms

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 a) (cos 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))))

rewrite23.0ms

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
cos-mult sin-mult
associate-/r/
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 → 77
Calls
4 calls:
4.0ms
(* (cos a) (cos b))
5.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
4.0ms
(* (sin a) (sin b))
9.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series386.0ms

Counts
4 → 12
Calls
4 calls:
43.0ms
(* (cos a) (cos b))
81.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
43.0ms
(* (sin a) (sin b))
219.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify2.2s

Counts
89 → 89
Iterations

Useful iterations: done (2.2s)

IterNodesCost
01551300
13701256
211991114
344291027
done50011026

prune302.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize15.0ms

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)))

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
30×add-sqr-sqrt
28×*-un-lft-identity
18×add-cube-cbrt times-frac
13×add-exp-log add-cbrt-cube
associate-/r*
pow1 add-log-exp
distribute-lft-out-- difference-of-squares
associate-/l*
cbrt-undiv div-exp associate-*r* associate-*l*
flip3-- frac-2neg prod-exp clear-num associate-/r/ cos-mult flip-- cbrt-unprod div-inv
sub-neg diff-log pow-prod-down *-commutative associate-/l/ unswap-sqr
Counts
4 → 92
Calls
4 calls:
6.0ms
(* (cos b) (cos a))
9.0ms
(- (/ (* (cos b) (cos a)) (sin b)) (sin a))
4.0ms
(/ (* (cos b) (cos a)) (sin b))
13.0ms
(/ r (- (/ (* (cos b) (cos a)) (sin b)) (sin a)))

series364.0ms

Counts
4 → 12
Calls
4 calls:
41.0ms
(* (cos b) (cos a))
82.0ms
(- (/ (* (cos b) (cos a)) (sin b)) (sin a))
58.0ms
(/ (* (cos b) (cos a)) (sin b))
181.0ms
(/ r (- (/ (* (cos b) (cos a)) (sin b)) (sin a)))

simplify2.5s

Counts
104 → 104
Iterations

Useful iterations: done (2.5s)

IterNodesCost
01711607
13651558
210451432
344771424
done50011423

prune289.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

regimes156.0ms

Accuracy

0% (0.3b 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
01418
12018
done2018

end0.0ms

sample2.3s

Algorithm
intervals
Results
1.2s2913×body1280valid
591.0ms1767×body640valid
136.0ms773×body320valid
126.0ms2210×body80valid
51.0ms337×body160valid