Details

Time bar (total: 36.8s)

sample495.0ms

Algorithm
intervals
Results
326.0ms115×body1280valid
102.0ms74×body640valid
34.0ms34×body320valid
8.0ms12×body160valid
6.0ms21×body80valid

simplify10.0ms

Counts
1 → 1
Iterations
IterNodes
323
223
120
014

prune27.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 1.3b

localize77.0ms

Local error

Found 4 expressions with local error:

0.2b
(atan2 (* (cos phi2) (sin (- lambda1 lambda2))) (fma (cos phi2) (cos (- lambda1 lambda2)) (cos phi1)))
0.5b
(fma (cos phi2) (cos (- lambda1 lambda2)) (cos phi1))
3.1b
(cos (- lambda1 lambda2))
3.2b
(sin (- lambda1 lambda2))

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
18×prod-diff
16×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
11×cos-sum sin-sum
expm1-log1p-u pow1 add-cbrt-cube add-exp-log insert-posit16 log1p-expm1-u add-log-exp
sub-neg
cos-diff sin-diff fma-udef
Counts
4 → 65
Calls
4 calls:
0.0ms
(atan2 (* (cos phi2) (sin (- lambda1 lambda2))) (fma (cos phi2) (cos (- lambda1 lambda2)) (cos phi1)))
0.0ms
(fma (cos phi2) (cos (- lambda1 lambda2)) (cos phi1))
12.0ms
(cos (- lambda1 lambda2))
18.0ms
(sin (- lambda1 lambda2))

series249.0ms

Counts
4 → 12
Calls
4 calls:
16.0ms
(atan2 (* (cos phi2) (sin (- lambda1 lambda2))) (fma (cos phi2) (cos (- lambda1 lambda2)) (cos phi1)))
178.0ms
(fma (cos phi2) (cos (- lambda1 lambda2)) (cos phi1))
21.0ms
(cos (- lambda1 lambda2))
33.0ms
(sin (- lambda1 lambda2))

simplify3.3s

Counts
77 → 77
Iterations
IterNodes
54322
41564
3745
2408
1283
0176

prune1.3s

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 1.1b

localize70.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (sin lambda1) (cos lambda2))
0.2b
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (fma (cos phi2) (cos (- lambda1 lambda2)) (cos phi1)))
0.5b
(fma (cos phi2) (cos (- lambda1 lambda2)) (cos phi1))
3.1b
(cos (- lambda1 lambda2))

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
12×*-un-lft-identity add-cube-cbrt
11×cos-sum
prod-diff
pow1 add-cbrt-cube add-exp-log
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
associate-*r* associate-*l*
cos-diff sub-neg pow-prod-down prod-exp *-commutative cbrt-unprod fma-udef sin-cos-mult unswap-sqr
Counts
4 → 65
Calls
4 calls:
11.0ms
(* (sin lambda1) (cos lambda2))
0.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (fma (cos phi2) (cos (- lambda1 lambda2)) (cos phi1)))
0.0ms
(fma (cos phi2) (cos (- lambda1 lambda2)) (cos phi1))
10.0ms
(cos (- lambda1 lambda2))

series314.0ms

Counts
4 → 12
Calls
4 calls:
81.0ms
(* (sin lambda1) (cos lambda2))
20.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (fma (cos phi2) (cos (- lambda1 lambda2)) (cos phi1)))
181.0ms
(fma (cos phi2) (cos (- lambda1 lambda2)) (cos phi1))
31.0ms
(cos (- lambda1 lambda2))

simplify1.7s

Counts
77 → 77
Iterations
IterNodes
42825
31380
2598
1325
0184

prune1.7s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize88.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (sin lambda1) (cos lambda2))
0.2b
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (fma (cos phi2) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))) (cos phi1)))
0.2b
(* (sin lambda1) (sin lambda2))
0.6b
(fma (cos phi2) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))) (cos phi1))

rewrite41.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt
pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt
associate-*r* associate-*l*
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
fma-udef sin-cos-mult sin-mult
Counts
4 → 65
Calls
4 calls:
22.0ms
(* (sin lambda1) (cos lambda2))
0.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (fma (cos phi2) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))) (cos phi1)))
17.0ms
(* (sin lambda1) (sin lambda2))
0.0ms
(fma (cos phi2) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))) (cos phi1))

series509.0ms

Counts
4 → 12
Calls
4 calls:
77.0ms
(* (sin lambda1) (cos lambda2))
14.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (fma (cos phi2) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))) (cos phi1)))
87.0ms
(* (sin lambda1) (sin lambda2))
330.0ms
(fma (cos phi2) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))) (cos phi1))

simplify2.0s

Counts
77 → 77
Iterations
IterNodes
44093
31478
2601
1277
0136

prune2.0s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize79.0ms

Local error

Found 4 expressions with local error:

0.2b
(exp (fma (cos phi2) (fma (cos lambda2) (cos lambda1) (* (sin lambda1) (sin lambda2))) (cos phi1)))
0.2b
(* (sin lambda1) (sin lambda2))
0.6b
(fma (cos phi2) (fma (cos lambda2) (cos lambda1) (* (sin lambda1) (sin lambda2))) (cos phi1))
0.7b
(log (exp (fma (cos phi2) (fma (cos lambda2) (cos lambda1) (* (sin lambda1) (sin lambda2))) (cos phi1))))

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
pow1
exp-prod add-cbrt-cube add-exp-log
add-log-exp
expm1-log1p-u log-prod log-pow insert-posit16 log1p-expm1-u
associate-*r* associate-*l* fma-udef
exp-sum
rem-log-exp pow-prod-down prod-exp *-commutative cbrt-unprod sin-mult unswap-sqr rem-exp-log
Counts
4 → 67
Calls
4 calls:
2.0ms
(exp (fma (cos phi2) (fma (cos lambda2) (cos lambda1) (* (sin lambda1) (sin lambda2))) (cos phi1)))
13.0ms
(* (sin lambda1) (sin lambda2))
0.0ms
(fma (cos phi2) (fma (cos lambda2) (cos lambda1) (* (sin lambda1) (sin lambda2))) (cos phi1))
3.0ms
(log (exp (fma (cos phi2) (fma (cos lambda2) (cos lambda1) (* (sin lambda1) (sin lambda2))) (cos phi1))))

series1.0s

Counts
4 → 12
Calls
4 calls:
378.0ms
(exp (fma (cos phi2) (fma (cos lambda2) (cos lambda1) (* (sin lambda1) (sin lambda2))) (cos phi1)))
54.0ms
(* (sin lambda1) (sin lambda2))
278.0ms
(fma (cos phi2) (fma (cos lambda2) (cos lambda1) (* (sin lambda1) (sin lambda2))) (cos phi1))
308.0ms
(log (exp (fma (cos phi2) (fma (cos lambda2) (cos lambda1) (* (sin lambda1) (sin lambda2))) (cos phi1))))

simplify2.4s

Counts
79 → 79
Iterations
IterNodes
44676
31389
2518
1238
0120

prune1.8s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

regimes793.0ms

Accuracy

0% (0.2b remaining)

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

bsearch0.0ms

simplify5.0ms

Iterations
IterNodes
228
128
022

end0.0ms

sample16.8s

Algorithm
intervals
Results
10.0s3598×body1280valid
4.8s2305×body640valid
925.0ms939×body320valid
350.0ms448×body160valid
280.0ms710×body80valid