Details

Time bar (total: 4.2s)

sample93.0ms

Algorithm
intervals
Results
42.0ms92×body1280valid
19.0ms51×body640valid
6.0ms31×body320valid
4.0ms65×body80valid
2.0ms17×body160valid

simplify6.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0125
1165
2195
3205
4205

prune4.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 15.6b

Counts
2 → 1

localize10.0ms

Local error

Found 3 expressions with local error:

0.1b
(* r (sin b))
0.2b
(/ (* r (sin b)) (cos (+ a b)))
3.8b
(cos (+ a b))

rewrite14.0ms

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

series37.0ms

Counts
3 → 9
Calls
3 calls:
7.0ms
(* r (sin b))
24.0ms
(/ (* r (sin b)) (cos (+ a b)))
6.0ms
(cos (+ a b))

simplify33.0ms

Algorithm
egg-herbie
Counts
56 → 56
Iterations

Useful iterations: 2 (25.0ms)

IterNodesCost
0198305
1861257
25001256

prune88.0ms

Filtered
40 candidates to 56 candidates (-40.0%)
Pruning

8 alts after pruning (8 fresh and 0 done)

PrunedKeptTotal
New48856
Fresh000
Picked101
Done000
Total49857

Merged error: 0.2b

Counts
57 → 8

localize16.0ms

Local error

Found 4 expressions with local error:

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

rewrite22.0ms

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

series85.0ms

Counts
4 → 12
Calls
4 calls:
16.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
8.0ms
(* (cos a) (cos b))
9.0ms
(* (sin a) (sin b))
52.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify44.0ms

Algorithm
egg-herbie
Counts
89 → 89
Iterations

Useful iterations: 2 (36.0ms)

IterNodesCost
0371798
11534703
25002693

prune144.0ms

Filtered
64 candidates to 89 candidates (-39.1%)
Pruning

12 alts after pruning (12 fresh and 0 done)

PrunedKeptTotal
New781189
Fresh617
Picked101
Done000
Total851297

Merged error: 0.0b

Counts
97 → 12

localize16.0ms

Local error

Found 4 expressions with local error:

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

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
33×add-sqr-sqrt
24×add-cube-cbrt *-un-lft-identity
23×associate-*r*
19×times-frac
15×add-exp-log add-cbrt-cube
10×pow1
associate-*l*
associate-/r/
cos-mult sin-mult
prod-exp cbrt-unprod add-log-exp unswap-sqr
pow-prod-down associate-/r* *-commutative associate-/l*
cbrt-undiv flip3-- div-exp frac-sub flip-- div-inv sub-div
frac-2neg associate-*r/ clear-num
Counts
4 → 105
Calls
4 calls:
4.0ms
(* (cos b) (cos a))
10.0ms
(* r (/ (sin b) (- (* (cos b) (cos a)) (* (sin a) (sin b)))))
4.0ms
(* (sin a) (sin b))
7.0ms
(/ (sin b) (- (* (cos b) (cos a)) (* (sin a) (sin b))))

series95.0ms

Counts
4 → 12
Calls
4 calls:
9.0ms
(* (cos b) (cos a))
49.0ms
(* r (/ (sin b) (- (* (cos b) (cos a)) (* (sin a) (sin b)))))
9.0ms
(* (sin a) (sin b))
28.0ms
(/ (sin b) (- (* (cos b) (cos a)) (* (sin a) (sin b))))

simplify52.0ms

Algorithm
egg-herbie
Counts
117 → 117
Iterations

Useful iterations: 2 (42.0ms)

IterNodesCost
04281219
118401102
250021098

prune143.0ms

Filtered
86 candidates to 117 candidates (-36.0%)
Pruning

11 alts after pruning (10 fresh and 1 done)

PrunedKeptTotal
New1143117
Fresh4711
Picked011
Done000
Total11811129

Merged error: 0.0b

Counts
129 → 11

localize16.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (cos a) (cos b))
0.2b
(* (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)))

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
84×times-frac
62×add-sqr-sqrt
58×add-cube-cbrt *-un-lft-identity
16×associate-/r*
15×add-exp-log add-cbrt-cube
pow1
associate-*r* associate-*l* div-inv associate-/l*
cbrt-undiv div-exp associate-/l/ add-log-exp
cos-mult sin-mult
frac-2neg pow-prod-down prod-exp clear-num *-commutative cbrt-unprod unswap-sqr
flip3-- div-sub associate-/r/ frac-sub flip-- sub-div
Counts
4 → 140
Calls
4 calls:
6.0ms
(* (cos a) (cos b))
4.0ms
(* (sin a) (sin b))
8.0ms
(/ (- (* (cos a) (cos b)) (* (sin a) (sin b))) (sin b))
7.0ms
(/ r (/ (- (* (cos a) (cos b)) (* (sin a) (sin b))) (sin b)))

series95.0ms

Counts
4 → 12
Calls
4 calls:
8.0ms
(* (cos a) (cos b))
11.0ms
(* (sin a) (sin b))
26.0ms
(/ (- (* (cos a) (cos b)) (* (sin a) (sin b))) (sin b))
50.0ms
(/ r (/ (- (* (cos a) (cos b)) (* (sin a) (sin b))) (sin b)))

simplify71.0ms

Algorithm
egg-herbie
Counts
152 → 152
Iterations

Useful iterations: 2 (55.0ms)

IterNodesCost
05732071
124741929
250011910

prune134.0ms

Filtered
121 candidates to 152 candidates (-25.6%)
Pruning

11 alts after pruning (10 fresh and 1 done)

PrunedKeptTotal
New1502152
Fresh189
Picked101
Done011
Total15211163

Merged error: 0.0b

Counts
163 → 11

regimes263.0ms

Accuracy

0% (0.3b remaining)

Error of 0.3b against oracle of 0.1b and baseline of 0.3b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01510
11510

end0.0ms

sample2.6s

Algorithm
intervals
Results
1.3s2882×body1280valid
521.0ms1842×body640valid
292.0ms741×body320valid
135.0ms2159×body80valid
58.0ms378×body160valid

Profiling

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