Details

Time bar (total: 40.5s)

sample820.0ms

Algorithm
intervals
Results
478.0ms161×body1280valid
108.0ms62×body640valid
87.0ms18×body320valid
8.0ms10×body160valid
1.0msbody80valid

simplify42.0ms

Counts
1 → 1
Iterations
IterNodes
done39
339
238
127
017

prune24.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 16.9b

localize72.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (sin phi1) (sin phi2))
0.2b
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))) R)
1.0b
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))))
3.5b
(cos (- lambda1 lambda2))

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
14×*-un-lft-identity add-cube-cbrt
11×cos-sum
prod-diff
pow1 add-cbrt-cube add-exp-log
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
acos-asin cos-diff sub-neg sin-mult
Counts
4 → 76
Calls
4 calls:
11.0ms
(* (sin phi1) (sin phi2))
6.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))) R)
4.0ms
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))))
22.0ms
(cos (- lambda1 lambda2))

series674.0ms

Counts
4 → 12
Calls
4 calls:
97.0ms
(* (sin phi1) (sin phi2))
80.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))) R)
20.0ms
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))))
477.0ms
(cos (- lambda1 lambda2))

simplify1.5s

Counts
88 → 88
Iterations
IterNodes
done2006
42006
31335
2624
1339
0191

prune970.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 2.6b

localize71.0ms

Local error

Found 4 expressions with local error:

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

rewrite71.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt
10×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
sin-mult
acos-asin
Counts
4 → 76
Calls
4 calls:
23.0ms
(* (sin phi1) (sin phi2))
11.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2)))))) R)
33.0ms
(* (sin lambda1) (sin lambda2))
3.0ms
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))))))

series286.0ms

Counts
4 → 12
Calls
4 calls:
79.0ms
(* (sin phi1) (sin phi2))
116.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2)))))) R)
67.0ms
(* (sin lambda1) (sin lambda2))
24.0ms
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))))))

simplify1.4s

Counts
88 → 88
Iterations
IterNodes
done2031
42031
31600
2676
1295
0146

prune1.0s

Pruning

18 alts after pruning (18 fresh and 0 done)

Merged error: 2.5b

localize99.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (log (exp (acos (fma (* (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1))) (cos phi2)) (cos phi1) (* (sin phi1) (sin phi2)))))) R)
0.4b
(exp (acos (fma (* (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1))) (cos phi2)) (cos phi1) (* (sin phi1) (sin phi2)))))
0.7b
(log (exp (acos (fma (* (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1))) (cos phi2)) (cos phi1) (* (sin phi1) (sin phi2))))))
1.0b
(acos (fma (* (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1))) (cos phi2)) (cos phi1) (* (sin phi1) (sin phi2))))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt
10×*-un-lft-identity add-cube-cbrt
exp-prod
pow1 log-pow
associate-*l*
add-cbrt-cube add-exp-log
add-log-exp
expm1-log1p-u insert-posit16 log1p-expm1-u
acos-asin log-prod associate-*r*
exp-diff
log-div rem-log-exp pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr rem-exp-log
Counts
4 → 70
Calls
4 calls:
19.0ms
(* (log (exp (acos (fma (* (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1))) (cos phi2)) (cos phi1) (* (sin phi1) (sin phi2)))))) R)
4.0ms
(exp (acos (fma (* (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1))) (cos phi2)) (cos phi1) (* (sin phi1) (sin phi2)))))
5.0ms
(log (exp (acos (fma (* (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1))) (cos phi2)) (cos phi1) (* (sin phi1) (sin phi2))))))
1.0ms
(acos (fma (* (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1))) (cos phi2)) (cos phi1) (* (sin phi1) (sin phi2))))

series142.0ms

Counts
4 → 12
Calls
4 calls:
76.0ms
(* (log (exp (acos (fma (* (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1))) (cos phi2)) (cos phi1) (* (sin phi1) (sin phi2)))))) R)
28.0ms
(exp (acos (fma (* (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1))) (cos phi2)) (cos phi1) (* (sin phi1) (sin phi2)))))
19.0ms
(log (exp (acos (fma (* (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1))) (cos phi2)) (cos phi1) (* (sin phi1) (sin phi2))))))
18.0ms
(acos (fma (* (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1))) (cos phi2)) (cos phi1) (* (sin phi1) (sin phi2))))

simplify1.7s

Counts
82 → 82
Iterations
IterNodes
done2003
52003
41302
3766
2337
1168
0108

prune1.5s

Pruning

20 alts after pruning (20 fresh and 0 done)

Merged error: 2.5b

localize129.0ms

Local error

Found 4 expressions with local error:

0.1b
(fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1)))
0.2b
(* (- (/ PI 2) (asin (fma (sin phi2) (sin phi1) (* (* (cos phi2) (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1)))) (cos phi1))))) R)
0.5b
(asin (fma (sin phi2) (sin phi1) (* (* (cos phi2) (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1)))) (cos phi1))))
0.8b
(- (/ PI 2) (asin (fma (sin phi2) (sin phi1) (* (* (cos phi2) (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1)))) (cos phi1)))))

rewrite94.0ms

Algorithm
rewrite-expression-head
Rules
59×add-sqr-sqrt
51×*-un-lft-identity
47×add-cube-cbrt
39×prod-diff
38×times-frac
13×fma-neg
pow1 add-cbrt-cube associate-*l* add-exp-log add-log-exp
expm1-log1p-u insert-posit16 log1p-expm1-u div-inv difference-of-squares
associate-*r*
asin-acos flip3-- associate-*l/ flip-- distribute-lft-out--
sub-neg diff-log pow-prod-down prod-exp *-commutative cbrt-unprod fma-udef associate--r- unswap-sqr
Counts
4 → 119
Calls
4 calls:
0.0ms
(fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1)))
62.0ms
(* (- (/ PI 2) (asin (fma (sin phi2) (sin phi1) (* (* (cos phi2) (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1)))) (cos phi1))))) R)
1.0ms
(asin (fma (sin phi2) (sin phi1) (* (* (cos phi2) (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1)))) (cos phi1))))
26.0ms
(- (/ PI 2) (asin (fma (sin phi2) (sin phi1) (* (* (cos phi2) (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1)))) (cos phi1)))))

series459.0ms

Counts
4 → 12
Calls
4 calls:
140.0ms
(fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1)))
218.0ms
(* (- (/ PI 2) (asin (fma (sin phi2) (sin phi1) (* (* (cos phi2) (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1)))) (cos phi1))))) R)
18.0ms
(asin (fma (sin phi2) (sin phi1) (* (* (cos phi2) (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1)))) (cos phi1))))
84.0ms
(- (/ PI 2) (asin (fma (sin phi2) (sin phi1) (* (* (cos phi2) (fma (sin lambda2) (sin lambda1) (* (cos lambda2) (cos lambda1)))) (cos phi1)))))

simplify1.4s

Counts
131 → 131
Iterations
IterNodes
done2006
32006
2906
1413
0203

prune2.1s

Pruning

18 alts after pruning (18 fresh and 0 done)

Merged error: 2.3b

regimes1.6s

Accuracy

0% (0.7b remaining)

Error of 4.0b against oracle of 3.3b and baseline of 4.0b

bsearch0.0ms

simplify7.0ms

Iterations
IterNodes
done30
130
026

end0.0ms

sample24.3s

Algorithm
intervals
Results
17.8s4866×body1280valid
4.3s2065×body640valid
973.0ms646×body320valid
516.0ms124×body80valid
302.0ms289×body160valid
74.0ms13×body2560valid