Details

Time bar (total: 8.6s)

sample166.0ms

Algorithm
intervals
Results
90.0ms106×body1280valid
43.0ms90×body640valid
9.0ms26×body320valid
7.0ms16×body160valid
2.0ms18×body80valid

simplify5.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02012
12112
22112

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: 1.0b

Counts
2 → 1

localize22.0ms

Local error

Found 4 expressions with local error:

0.2b
(atan2 (* (cos phi2) (sin (- lambda1 lambda2))) (+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2)))))
0.5b
(+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2))))
3.9b
(sin (- lambda1 lambda2))
4.0b
(cos (- lambda1 lambda2))

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
add-log-exp
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt *-un-lft-identity add-cbrt-cube
cos-diff
sub-neg cos-sum associate-+r+ sin-sum
+-commutative distribute-rgt-in distribute-lft-in flip3-+ sum-log sin-diff flip-+
Counts
4 → 40
Calls
4 calls:
1.0ms
(atan2 (* (cos phi2) (sin (- lambda1 lambda2))) (+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2)))))
4.0ms
(+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2))))
4.0ms
(sin (- lambda1 lambda2))
4.0ms
(cos (- lambda1 lambda2))

series145.0ms

Counts
4 → 12
Calls
4 calls:
10.0ms
(atan2 (* (cos phi2) (sin (- lambda1 lambda2))) (+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2)))))
95.0ms
(+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2))))
23.0ms
(sin (- lambda1 lambda2))
16.0ms
(cos (- lambda1 lambda2))

simplify115.0ms

Algorithm
egg-herbie
Counts
52 → 52
Iterations

Useful iterations: 2 (13.0ms)

IterNodesCost
0205421
1508375
21327374
33684374
45001374

prune238.0ms

Filtered
52 candidates to 42 candidates (80.8%)
Pruning

10 alts after pruning (10 fresh and 0 done)

PrunedKeptTotal
New421052
Fresh000
Picked101
Done000
Total431053

Merged error: 0.8b

Counts
53 → 10

localize31.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (cos phi2) (cos (- lambda1 lambda2)))
0.2b
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2)))))
0.5b
(+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2))))
4.0b
(cos (- lambda1 lambda2))

rewrite15.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
pow1 add-exp-log add-cube-cbrt *-un-lft-identity add-cbrt-cube add-log-exp
cos-diff
associate-*r* associate-*l*
distribute-rgt-in cos-sum associate-+r+ distribute-lft-in
+-commutative sub-neg flip3-+ pow-prod-down prod-exp sum-log cos-mult *-commutative cbrt-unprod flip-+ unswap-sqr
Counts
4 → 51
Calls
4 calls:
5.0ms
(* (cos phi2) (cos (- lambda1 lambda2)))
1.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2)))))
4.0ms
(+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2))))
4.0ms
(cos (- lambda1 lambda2))

series183.0ms

Counts
4 → 12
Calls
4 calls:
56.0ms
(* (cos phi2) (cos (- lambda1 lambda2)))
13.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2)))))
95.0ms
(+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2))))
19.0ms
(cos (- lambda1 lambda2))

simplify66.0ms

Algorithm
egg-herbie
Counts
63 → 63
Iterations

Useful iterations: 2 (18.0ms)

IterNodesCost
0242574
1728514
22584513
35002513

prune453.0ms

Filtered
63 candidates to 46 candidates (73.0%)
Pruning

9 alts after pruning (9 fresh and 0 done)

PrunedKeptTotal
New58563
Fresh549
Picked101
Done000
Total64973

Merged error: 0.1b

Counts
73 → 9

localize33.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (cos phi2) (* (sin lambda1) (sin lambda2)))
0.2b
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (+ (* (cos phi2) (* (cos lambda1) (cos lambda2))) (* (cos phi2) (* (sin lambda1) (sin lambda2))))))
0.2b
(* (sin lambda1) (sin lambda2))
0.5b
(+ (cos phi1) (+ (* (cos phi2) (* (cos lambda1) (cos lambda2))) (* (cos phi2) (* (sin lambda1) (sin lambda2)))))

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
11×pow1 add-exp-log add-cbrt-cube
add-sqr-sqrt *-un-lft-identity add-log-exp
add-cube-cbrt
associate-*l*
associate-*r* pow-prod-down prod-exp cbrt-unprod
sum-log
*-commutative sin-mult
+-commutative associate-+r+ flip3-+ associate-*r/ flip-+ distribute-lft-out unswap-sqr
Counts
4 → 59
Calls
4 calls:
7.0ms
(* (cos phi2) (* (sin lambda1) (sin lambda2)))
1.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (+ (* (cos phi2) (* (cos lambda1) (cos lambda2))) (* (cos phi2) (* (sin lambda1) (sin lambda2))))))
5.0ms
(* (sin lambda1) (sin lambda2))
9.0ms
(+ (cos phi1) (+ (* (cos phi2) (* (cos lambda1) (cos lambda2))) (* (cos phi2) (* (sin lambda1) (sin lambda2)))))

series344.0ms

Counts
4 → 12
Calls
4 calls:
64.0ms
(* (cos phi2) (* (sin lambda1) (sin lambda2)))
20.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (+ (* (cos phi2) (* (cos lambda1) (cos lambda2))) (* (cos phi2) (* (sin lambda1) (sin lambda2))))))
43.0ms
(* (sin lambda1) (sin lambda2))
217.0ms
(+ (cos phi1) (+ (* (cos phi2) (* (cos lambda1) (cos lambda2))) (* (cos phi2) (* (sin lambda1) (sin lambda2)))))

simplify41.0ms

Algorithm
egg-herbie
Counts
71 → 71
Iterations

Useful iterations: 2 (32.0ms)

IterNodesCost
0295862
11111732
25001725

prune384.0ms

Filtered
71 candidates to 53 candidates (74.6%)
Pruning

9 alts after pruning (9 fresh and 0 done)

PrunedKeptTotal
New66571
Fresh448
Picked101
Done000
Total71980

Merged error: 0.1b

Counts
80 → 9

localize35.0ms

Local error

Found 4 expressions with local error:

0.2b
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (+ (* (cos phi2) (* (cos lambda1) (cos lambda2))) (* (cos phi2) (log (exp (* (sin lambda1) (sin lambda2))))))))
0.2b
(* (sin lambda1) (sin lambda2))
0.5b
(+ (cos phi1) (+ (* (cos phi2) (* (cos lambda1) (cos lambda2))) (* (cos phi2) (log (exp (* (sin lambda1) (sin lambda2)))))))
4.6b
(log (exp (* (sin lambda1) (sin lambda2))))

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
10×add-log-exp
add-sqr-sqrt *-un-lft-identity
pow1 add-cube-cbrt
add-exp-log add-cbrt-cube
log-prod associate-*r* associate-*l* sum-log log-pow
+-commutative associate-+r+ exp-prod exp-to-pow flip3-+ rem-log-exp pow-prod-down prod-exp *-commutative cbrt-unprod flip-+ sin-mult distribute-lft-out unswap-sqr
Counts
4 → 54
Calls
4 calls:
1.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (+ (* (cos phi2) (* (cos lambda1) (cos lambda2))) (* (cos phi2) (log (exp (* (sin lambda1) (sin lambda2))))))))
5.0ms
(* (sin lambda1) (sin lambda2))
9.0ms
(+ (cos phi1) (+ (* (cos phi2) (* (cos lambda1) (cos lambda2))) (* (cos phi2) (log (exp (* (sin lambda1) (sin lambda2)))))))
2.0ms
(log (exp (* (sin lambda1) (sin lambda2))))

series327.0ms

Counts
4 → 12
Calls
4 calls:
19.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (+ (* (cos phi2) (* (cos lambda1) (cos lambda2))) (* (cos phi2) (log (exp (* (sin lambda1) (sin lambda2))))))))
47.0ms
(* (sin lambda1) (sin lambda2))
213.0ms
(+ (cos phi1) (+ (* (cos phi2) (* (cos lambda1) (cos lambda2))) (* (cos phi2) (log (exp (* (sin lambda1) (sin lambda2)))))))
47.0ms
(log (exp (* (sin lambda1) (sin lambda2))))

simplify124.0ms

Algorithm
egg-herbie
Counts
66 → 66
Iterations

Useful iterations: 2 (25.0ms)

IterNodesCost
0263845
1816718
23939706
35001706

prune325.0ms

Filtered
66 candidates to 48 candidates (72.7%)
Pruning

9 alts after pruning (9 fresh and 0 done)

PrunedKeptTotal
New63366
Fresh268
Picked101
Done000
Total66975

Merged error: 0.1b

Counts
75 → 9

regimes388.0ms

Accuracy

0% (0.1b remaining)

Error of 0.2b against oracle of 0.1b and baseline of 0.2b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
04035
14035

end0.0ms

sample5.1s

Algorithm
intervals
Results
3.1s3488×body1280valid
1.2s2411×body640valid
312.0ms933×body320valid
90.0ms404×body160valid
87.0ms764×body80valid