Details

Time bar (total: 5.9s)

sample314.0ms

Algorithm
intervals
Results
38.0ms89×body1280valid
19.0ms76×body640valid
5.0ms57×body80valid
5.0ms23×body320valid
1.0ms11×body160valid

simplify11.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0125
1165
2205
3215
4215

prune4.0ms

Filtered
1 candidates to 0 candidates (0.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 16.6b

Counts
2 → 1

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)))
4.9b
(cos (+ a b))

rewrite35.0ms

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:
7.0ms
(* r (/ (sin b) (cos (+ a b))))
4.0ms
(/ (sin b) (cos (+ a b)))
6.0ms
(cos (+ a b))

series157.0ms

Counts
3 → 9
Calls
3 calls:
96.0ms
(* r (/ (sin b) (cos (+ a b))))
36.0ms
(/ (sin b) (cos (+ a b)))
24.0ms
(cos (+ a b))

simplify40.0ms

Algorithm
egg-herbie
Counts
76 → 76
Iterations

Useful iterations: 2 (33.0ms)

IterNodesCost
0252536
11064480
25001477

prune204.0ms

Filtered
76 candidates to 57 candidates (75.0%)
Pruning

11 alts after pruning (11 fresh and 0 done)

PrunedKeptTotal
New651176
Fresh000
Picked101
Done000
Total661177

Merged error: 0.2b

Counts
77 → 11

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))))

rewrite32.0ms

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)))
11.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
5.0ms
(* (sin a) (sin b))
8.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series442.0ms

Counts
4 → 12
Calls
4 calls:
78.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
209.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
46.0ms
(* (sin a) (sin b))
109.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify55.0ms

Algorithm
egg-herbie
Counts
112 → 112
Iterations

Useful iterations: 2 (44.0ms)

IterNodesCost
04051308
117611183
250011173

prune378.0ms

Filtered
112 candidates to 86 candidates (76.8%)
Pruning

13 alts after pruning (13 fresh and 0 done)

PrunedKeptTotal
New9913112
Fresh10010
Picked101
Done000
Total11013123

Merged error: 0.0b

Counts
123 → 13

localize15.0ms

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))))

rewrite24.0ms

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:
5.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
4.0ms
(* r (sin b))
4.0ms
(* (sin a) (sin b))
9.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series378.0ms

Counts
4 → 12
Calls
4 calls:
83.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
41.0ms
(* r (sin b))
43.0ms
(* (sin a) (sin b))
211.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify48.0ms

Algorithm
egg-herbie
Counts
88 → 88
Iterations

Useful iterations: 2 (41.0ms)

IterNodesCost
0344770
11513673
25002663

prune292.0ms

Filtered
88 candidates to 64 candidates (72.7%)
Pruning

12 alts after pruning (12 fresh and 0 done)

PrunedKeptTotal
New80888
Fresh8412
Picked101
Done000
Total8912101

Merged error: 0.0b

Counts
101 → 12

localize21.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (sin a) (sin b))
0.3b
(* (/ (sin b) (- (* (* (cos a) (cos b)) (* (cos a) (cos b))) (* (* (sin a) (sin b)) (* (sin a) (sin b))))) (+ (* (cos a) (cos b)) (* (sin a) (sin b))))
0.3b
(* (* (sin a) (sin b)) (* (sin a) (sin b)))
0.4b
(* (* (cos a) (cos b)) (* (cos a) (cos b)))

rewrite53.0ms

Algorithm
rewrite-expression-head
Rules
86×pow1
37×associate-*l*
36×pow-prod-down
35×add-exp-log add-cbrt-cube
25×sin-mult
24×cos-mult
22×add-sqr-sqrt
19×prod-exp cbrt-unprod
16×associate-/r/
15×add-cube-cbrt *-un-lft-identity associate-*r/
13×frac-times times-frac associate-*l/
frac-sub
associate-*r* pow-sqr pow-prod-up
sub-div
pow-plus *-commutative add-log-exp
difference-of-squares unswap-sqr
pow2 flip3-+ swap-sqr frac-add flip-+
cbrt-undiv distribute-rgt-in flip3-- distribute-lft-in div-exp flip-- div-inv
Counts
4 → 152
Calls
4 calls:
5.0ms
(* (sin a) (sin b))
24.0ms
(* (/ (sin b) (- (* (* (cos a) (cos b)) (* (cos a) (cos b))) (* (* (sin a) (sin b)) (* (sin a) (sin b))))) (+ (* (cos a) (cos b)) (* (sin a) (sin b))))
9.0ms
(* (* (sin a) (sin b)) (* (sin a) (sin b)))
9.0ms
(* (* (cos a) (cos b)) (* (cos a) (cos b)))

series404.0ms

Counts
4 → 12
Calls
4 calls:
47.0ms
(* (sin a) (sin b))
251.0ms
(* (/ (sin b) (- (* (* (cos a) (cos b)) (* (cos a) (cos b))) (* (* (sin a) (sin b)) (* (sin a) (sin b))))) (+ (* (cos a) (cos b)) (* (sin a) (sin b))))
50.0ms
(* (* (sin a) (sin b)) (* (sin a) (sin b)))
56.0ms
(* (* (cos a) (cos b)) (* (cos a) (cos b)))

simplify115.0ms

Algorithm
egg-herbie
Counts
164 → 164
Iterations

Useful iterations: 2 (100.0ms)

IterNodesCost
07902073
141441731
250011727

prune519.0ms

Filtered
164 candidates to 101 candidates (61.6%)
Pruning

12 alts after pruning (11 fresh and 1 done)

PrunedKeptTotal
New1604164
Fresh4711
Picked011
Done000
Total16412176

Merged error: 0b

Counts
176 → 12

regimes191.0ms

Accuracy

0% (0.4b remaining)

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

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02126
12126

end0.0ms

sample2.2s

Algorithm
intervals
Results
1.2s2763×body1280valid
471.0ms1820×body640valid
147.0ms828×body320valid
129.0ms2251×body80valid
49.0ms339×body160valid