Details

Time bar (total: 12.1s)

sample247.0ms

Algorithm
intervals
Results
181.0ms163×body1280valid
38.0ms60×body640valid
8.0ms19×body320valid
3.0ms10×body160valid
1.0msbody80valid

simplify7.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02612
13412
23612
33612

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: 16.9b

Counts
2 → 1

localize24.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))
0.3b
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))) R)
0.9b
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))))
2.7b
(cos (- lambda1 lambda2))

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
11×pow1 add-exp-log add-cbrt-cube
add-sqr-sqrt
add-cube-cbrt *-un-lft-identity
associate-*r*
associate-*l* pow-prod-down prod-exp cbrt-unprod add-log-exp
cos-diff
cos-sum *-commutative
distribute-rgt-in acos-asin sub-neg distribute-lft-in associate-*l/ cos-mult unswap-sqr
Counts
4 → 57
Calls
4 calls:
12.0ms
(* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))
3.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))) R)
1.0ms
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))))
4.0ms
(cos (- lambda1 lambda2))

series178.0ms

Counts
4 → 12
Calls
4 calls:
103.0ms
(* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))
45.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))) R)
10.0ms
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))))
19.0ms
(cos (- lambda1 lambda2))

simplify109.0ms

Algorithm
egg-herbie
Counts
69 → 69
Iterations

Useful iterations: 1 (8.0ms)

IterNodesCost
0264773
11022656
24705656
35002656

prune315.0ms

Filtered
69 candidates to 49 candidates (71.0%)
Pruning

16 alts after pruning (16 fresh and 0 done)

PrunedKeptTotal
New531669
Fresh000
Picked101
Done000
Total541670

Merged error: 2.8b

Counts
70 → 16

localize32.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2)))
0.3b
(* (acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))))) R)
0.3b
(* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))
1.0b
(acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2))))))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
30×pow1 add-exp-log add-cbrt-cube
17×pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt
add-cube-cbrt *-un-lft-identity cos-mult
associate-*r* associate-*l*
add-log-exp
*-commutative
frac-times associate-*r/ associate-*l/ sin-mult
acos-asin unswap-sqr
Counts
4 → 76
Calls
4 calls:
9.0ms
(* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2)))
3.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))))) R)
9.0ms
(* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))
2.0ms
(acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2))))))

series325.0ms

Counts
4 → 12
Calls
4 calls:
125.0ms
(* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2)))
72.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))))) R)
107.0ms
(* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))
20.0ms
(acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2))))))

simplify53.0ms

Algorithm
egg-herbie
Counts
88 → 88
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
04191435
116671158
250021158

prune448.0ms

Filtered
88 candidates to 49 candidates (55.7%)
Pruning

20 alts after pruning (20 fresh and 0 done)

PrunedKeptTotal
New691988
Fresh14115
Picked101
Done000
Total8420104

Merged error: 2.7b

Counts
104 → 20

localize35.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2)))
0.2b
(* (* (* (cos phi1) (cos phi2)) (sin lambda1)) (sin lambda2))
0.3b
(* (acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (* (cos phi1) (cos phi2)) (sin lambda1)) (sin lambda2))))) R)
1.0b
(acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (* (cos phi1) (cos phi2)) (sin lambda1)) (sin lambda2)))))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
27×pow1 add-exp-log add-cbrt-cube
15×pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt
add-cube-cbrt *-un-lft-identity associate-*r*
associate-*l* cos-mult
add-log-exp
associate-*l/ *-commutative
acos-asin frac-times associate-*r/ unswap-sqr
Counts
4 → 73
Calls
4 calls:
9.0ms
(* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2)))
9.0ms
(* (* (* (cos phi1) (cos phi2)) (sin lambda1)) (sin lambda2))
3.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (* (cos phi1) (cos phi2)) (sin lambda1)) (sin lambda2))))) R)
1.0ms
(acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (* (cos phi1) (cos phi2)) (sin lambda1)) (sin lambda2)))))

series324.0ms

Counts
4 → 12
Calls
4 calls:
125.0ms
(* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2)))
108.0ms
(* (* (* (cos phi1) (cos phi2)) (sin lambda1)) (sin lambda2))
74.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (* (cos phi1) (cos phi2)) (sin lambda1)) (sin lambda2))))) R)
18.0ms
(acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (* (cos phi1) (cos phi2)) (sin lambda1)) (sin lambda2)))))

simplify59.0ms

Algorithm
egg-herbie
Counts
85 → 85
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
04191394
117721132
250011132

prune420.0ms

Filtered
85 candidates to 48 candidates (56.5%)
Pruning

18 alts after pruning (18 fresh and 0 done)

PrunedKeptTotal
New731285
Fresh13619
Picked101
Done000
Total8718105

Merged error: 2.7b

Counts
105 → 18

localize39.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (exp (log (acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))))))) R)
0.3b
(* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))
0.7b
(log (acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))))))
1.0b
(acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2))))))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
19×pow1
18×add-exp-log add-cbrt-cube
12×add-sqr-sqrt
pow-prod-down prod-exp cbrt-unprod
add-cube-cbrt *-un-lft-identity
log-prod associate-*l*
associate-*r* exp-sum add-log-exp
cos-mult *-commutative sin-mult unswap-sqr
acos-asin frac-times associate-*r/ rem-log-exp associate-*l/ log-pow
Counts
4 → 67
Calls
4 calls:
6.0ms
(* (exp (log (acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))))))) R)
9.0ms
(* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))
1.0ms
(log (acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))))))
1.0ms
(acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2))))))

series253.0ms

Counts
4 → 12
Calls
4 calls:
73.0ms
(* (exp (log (acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))))))) R)
109.0ms
(* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))
54.0ms
(log (acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2)))))))
18.0ms
(acos (+ (* (sin phi1) (sin phi2)) (+ (* (* (cos phi1) (cos phi2)) (* (cos lambda1) (cos lambda2))) (* (* (cos phi1) (cos phi2)) (* (sin lambda1) (sin lambda2))))))

simplify136.0ms

Algorithm
egg-herbie
Counts
79 → 79
Iterations

Useful iterations: 3 (124.0ms)

IterNodesCost
03171708
110391434
245171415
350011413

prune374.0ms

Filtered
79 candidates to 51 candidates (64.6%)
Pruning

17 alts after pruning (17 fresh and 0 done)

PrunedKeptTotal
New73679
Fresh61117
Picked101
Done000
Total801797

Merged error: 2.7b

Counts
97 → 17

regimes947.0ms

Accuracy

0% (0.3b remaining)

Error of 3.9b against oracle of 3.6b and baseline of 3.9b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03423
13423

end0.0ms

sample7.7s

Algorithm
intervals
Results
5.6s4788×body1280valid
1.4s2121×body640valid
302.0ms673×body320valid
77.0ms279×body160valid
41.0ms12×body2560valid
19.0ms127×body80valid