Details

Time bar (total: 7.4s)

sample317.0ms

Algorithm
intervals
Results
40.0ms89×body1280valid
20.0ms76×body640valid
6.0ms57×body80valid
4.0ms23×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

localize13.0ms

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))

rewrite38.0ms

Algorithm
rewrite-expression-head
Rules
26×add-sqr-sqrt
22×*-un-lft-identity
21×add-cube-cbrt
19×times-frac
13×associate-*r*
10×add-exp-log add-cbrt-cube
associate-*r/
associate-/l*
associate-/r*
pow1
associate-*l* clear-num add-log-exp
cbrt-undiv cos-sum frac-2neg div-exp prod-exp un-div-inv cbrt-unprod div-inv unswap-sqr
+-commutative pow-prod-down *-commutative
Counts
3 → 78
Calls
3 calls:
8.0ms
(* r (/ (sin b) (cos (+ a b))))
5.0ms
(/ (sin b) (cos (+ a b)))
7.0ms
(cos (+ a b))

series162.0ms

Counts
3 → 9
Calls
3 calls:
99.0ms
(* r (/ (sin b) (cos (+ a b))))
38.0ms
(/ (sin b) (cos (+ a b)))
24.0ms
(cos (+ a b))

simplify42.0ms

Algorithm
egg-herbie
Counts
87 → 87
Iterations

Useful iterations: 2 (35.0ms)

IterNodesCost
0268572
11153516
25002513

prune214.0ms

Filtered
87 candidates to 63 candidates (72.4%)
Pruning

8 alts after pruning (8 fresh and 0 done)

PrunedKeptTotal
New79887
Fresh000
Picked101
Done000
Total80888

Merged error: 0.2b

Counts
88 → 8

localize17.0ms

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))))

rewrite82.0ms

Algorithm
rewrite-expression-head
Rules
155×add-sqr-sqrt
113×*-un-lft-identity
67×times-frac
44×associate-*r*
42×associate-*l*
40×add-cube-cbrt
39×unswap-sqr
36×distribute-lft-out-- difference-of-squares
22×associate-/r*
17×associate-*r/
13×add-exp-log add-cbrt-cube
pow1 associate-/r/
sin-mult associate-/l*
cos-mult add-log-exp
flip3-- prod-exp clear-num frac-sub flip-- cbrt-unprod sub-div
cbrt-undiv frac-2neg div-exp pow-prod-down un-div-inv *-commutative div-inv
sub-neg diff-log
Counts
4 → 182
Calls
4 calls:
16.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
32.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
5.0ms
(* (sin a) (sin b))
20.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series449.0ms

Counts
4 → 12
Calls
4 calls:
79.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
211.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
45.0ms
(* (sin a) (sin b))
111.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify75.0ms

Algorithm
egg-herbie
Counts
194 → 194
Iterations

Useful iterations: 2 (54.0ms)

IterNodesCost
05282233
122932108
250022106

prune567.0ms

Filtered
194 candidates to 129 candidates (66.5%)
Pruning

12 alts after pruning (12 fresh and 0 done)

PrunedKeptTotal
New18212194
Fresh707
Picked101
Done000
Total19012202

Merged error: 0.0b

Counts
202 → 12

localize18.0ms

Local error

Found 4 expressions with local error:

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

rewrite91.0ms

Algorithm
rewrite-expression-head
Rules
176×add-sqr-sqrt
129×*-un-lft-identity
93×times-frac
89×unpow-prod-down
56×add-cube-cbrt
52×associate-*r*
42×associate-*l*
41×unswap-sqr
36×distribute-lft-out-- difference-of-squares
30×associate-/r*
21×add-exp-log associate-*r/
13×add-cbrt-cube
sqr-pow
pow1
associate-/l*
div-exp add-log-exp
prod-exp
clear-num cbrt-unprod sin-mult
cbrt-undiv pow-to-exp frac-2neg pow-prod-down pow-exp un-div-inv cos-mult *-commutative div-inv
sub-neg flip3-- diff-log frac-sub flip-- sub-div
Counts
4 → 212
Calls
4 calls:
16.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
33.0ms
(* r (/ (sin b) (pow (- (* (cos a) (cos b)) (* (sin a) (sin b))) 1)))
7.0ms
(* (sin a) (sin b))
22.0ms
(/ (sin b) (pow (- (* (cos a) (cos b)) (* (sin a) (sin b))) 1))

series439.0ms

Counts
4 → 12
Calls
4 calls:
75.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
210.0ms
(* r (/ (sin b) (pow (- (* (cos a) (cos b)) (* (sin a) (sin b))) 1)))
42.0ms
(* (sin a) (sin b))
112.0ms
(/ (sin b) (pow (- (* (cos a) (cos b)) (* (sin a) (sin b))) 1))

simplify88.0ms

Algorithm
egg-herbie
Counts
224 → 224
Iterations

Useful iterations: 2 (64.0ms)

IterNodesCost
06472761
128762502
250032475

prune668.0ms

Filtered
224 candidates to 137 candidates (61.2%)
Pruning

13 alts after pruning (12 fresh and 1 done)

PrunedKeptTotal
New2195224
Fresh4711
Picked011
Done000
Total22313236

Merged error: 0.0b

Counts
236 → 13

localize19.0ms

Local error

Found 4 expressions with local error:

0.1b
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
0.2b
(/ r (/ (pow (- (* (cos a) (cos b)) (* (sin a) (sin b))) 1) (sin b)))
0.2b
(* (sin a) (sin b))
0.3b
(/ (pow (- (* (cos a) (cos b)) (* (sin a) (sin b))) 1) (sin b))

rewrite103.0ms

Algorithm
rewrite-expression-head
Rules
389×add-sqr-sqrt
372×times-frac
315×*-un-lft-identity
187×unpow-prod-down
171×add-cube-cbrt
75×associate-*l*
73×unswap-sqr
72×distribute-lft-out-- difference-of-squares
55×associate-/r*
33×associate-/l*
21×add-exp-log associate-/r/
17×sqr-pow
13×add-cbrt-cube
10×div-exp
pow1 div-inv add-log-exp
cbrt-undiv
frac-2neg associate-*r* clear-num sin-mult
pow-to-exp pow-exp cos-mult
sub-neg flip3-- diff-log pow-prod-down prod-exp *-commutative frac-sub flip-- cbrt-unprod sub-div
Counts
4 → 354
Calls
4 calls:
16.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
34.0ms
(/ r (/ (pow (- (* (cos a) (cos b)) (* (sin a) (sin b))) 1) (sin b)))
5.0ms
(* (sin a) (sin b))
22.0ms
(/ (pow (- (* (cos a) (cos b)) (* (sin a) (sin b))) 1) (sin b))

series467.0ms

Counts
4 → 12
Calls
4 calls:
82.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
223.0ms
(/ r (/ (pow (- (* (cos a) (cos b)) (* (sin a) (sin b))) 1) (sin b)))
48.0ms
(* (sin a) (sin b))
114.0ms
(/ (pow (- (* (cos a) (cos b)) (* (sin a) (sin b))) 1) (sin b))

simplify151.0ms

Algorithm
egg-herbie
Counts
366 → 366
Iterations

Useful iterations: 2 (99.0ms)

IterNodesCost
010916268
145115799
250015792

prune998.0ms

Filtered
366 candidates to 208 candidates (56.8%)
Pruning

10 alts after pruning (8 fresh and 2 done)

PrunedKeptTotal
New3615366
Fresh8311
Picked011
Done011
Total36910379

Merged error: 0.0b

Counts
379 → 10

regimes145.0ms

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
01911
11911

end0.0ms

sample2.2s

Algorithm
intervals
Results
1.2s2763×body1280valid
477.0ms1820×body640valid
159.0ms828×body320valid
130.0ms2251×body80valid
48.0ms339×body160valid