Details

Time bar (total: 37.5s)

sample501.0ms

Algorithm
intervals
Results
280.0ms115×body1280valid
165.0ms85×body640valid
20.0ms21×body320valid
7.0ms26×body80valid
6.0msbody160valid

simplify10.0ms

Counts
1 → 1
Iterations
IterNodes
done21
221
120
014

prune39.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 1.2b

localize45.0ms

Local error

Found 4 expressions with local error:

0.2b
(atan2 (* (cos phi2) (sin (- lambda1 lambda2))) (+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2)))))
0.6b
(+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2))))
2.4b
(cos (- lambda1 lambda2))
2.6b
(sin (- lambda1 lambda2))

rewrite68.0ms

Algorithm
rewrite-expression-head
Rules
*-un-lft-identity
add-log-exp
add-sqr-sqrt pow1 add-cbrt-cube add-exp-log add-cube-cbrt insert-posit16
cos-diff
cos-sum associate-+r+ sub-neg sin-sum distribute-lft-out
distribute-rgt-in +-commutative sum-log distribute-lft-in flip3-+ associate-*l* sin-diff flip-+
Counts
4 → 46
Calls
4 calls:
0.0ms
(atan2 (* (cos phi2) (sin (- lambda1 lambda2))) (+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2)))))
38.0ms
(+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2))))
11.0ms
(cos (- lambda1 lambda2))
16.0ms
(sin (- lambda1 lambda2))

series243.0ms

Counts
4 → 12
Calls
4 calls:
16.0ms
(atan2 (* (cos phi2) (sin (- lambda1 lambda2))) (+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2)))))
168.0ms
(+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2))))
19.0ms
(cos (- lambda1 lambda2))
39.0ms
(sin (- lambda1 lambda2))

simplify2.2s

Counts
58 → 58
Iterations
IterNodes
done5001
42616
31179
2486
1211
0101

prune440.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.9b

localize70.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (cos lambda1) (sin lambda2))
0.2b
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2)))))
0.6b
(+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2))))
2.4b
(cos (- lambda1 lambda2))

rewrite86.0ms

Algorithm
rewrite-expression-head
Rules
10×*-un-lft-identity
add-sqr-sqrt
pow1 add-cbrt-cube add-exp-log add-cube-cbrt add-log-exp
associate-*l* insert-posit16
cos-diff associate-*r*
cos-sum associate-+r+ distribute-lft-out
distribute-rgt-in +-commutative sum-log sub-neg distribute-lft-in flip3-+ pow-prod-down prod-exp *-commutative cbrt-unprod flip-+ unswap-sqr
Counts
4 → 54
Calls
4 calls:
25.0ms
(* (cos lambda1) (sin lambda2))
0.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2)))))
39.0ms
(+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2))))
20.0ms
(cos (- lambda1 lambda2))

series277.0ms

Counts
4 → 12
Calls
4 calls:
62.0ms
(* (cos lambda1) (sin lambda2))
21.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2)))))
158.0ms
(+ (cos phi1) (* (cos phi2) (cos (- lambda1 lambda2))))
35.0ms
(cos (- lambda1 lambda2))

simplify1.9s

Counts
66 → 66
Iterations
IterNodes
done5005
32585
2726
1276
0122

prune670.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 0.1b

localize87.0ms

Local error

Found 4 expressions with local error:

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

rewrite477.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt *-un-lft-identity
pow1 add-cbrt-cube add-exp-log add-cube-cbrt
associate-*l*
associate-*r* add-log-exp
associate-+r+ insert-posit16
+-commutative
distribute-rgt-in distribute-lft-in pow-prod-down prod-exp *-commutative cbrt-unprod distribute-lft-out unswap-sqr
sum-log flip3-+ flip-+ sin-mult
Counts
4 → 65
Calls
4 calls:
13.0ms
(* (cos lambda1) (sin lambda2))
13.0ms
(* (sin lambda1) (sin lambda2))
0.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (* (cos phi2) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))))))
449.0ms
(+ (cos phi1) (* (cos phi2) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2)))))

series462.0ms

Counts
4 → 12
Calls
4 calls:
65.0ms
(* (cos lambda1) (sin lambda2))
88.0ms
(* (sin lambda1) (sin lambda2))
18.0ms
(atan2 (* (cos phi2) (- (* (sin lambda1) (cos lambda2)) (* (cos lambda1) (sin lambda2)))) (+ (cos phi1) (* (cos phi2) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))))))
291.0ms
(+ (cos phi1) (* (cos phi2) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2)))))

simplify2.8s

Counts
77 → 77
Iterations
IterNodes
done5000
34599
21021
1338
0140

prune753.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 0.1b

localize97.0ms

Local error

Found 4 expressions with local error:

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

rewrite4.1s

Algorithm
rewrite-expression-head
Rules
21×*-un-lft-identity
12×associate-+r+ exp-sum
11×add-sqr-sqrt
10×exp-prod
+-commutative log-prod add-cube-cbrt add-log-exp
pow1 add-exp-log
distribute-rgt-in distribute-lft-in add-cbrt-cube associate-*l* log-pow distribute-lft-out
insert-posit16
associate-*r*
sum-log rem-log-exp rem-exp-log
flip3-+ pow-prod-down prod-exp *-commutative cbrt-unprod flip-+ sin-mult unswap-sqr
Counts
4 → 84
Calls
4 calls:
23.0ms
(* (sin lambda1) (sin lambda2))
1.7s
(exp (+ (cos phi1) (* (cos phi2) (+ (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2))))))
493.0ms
(+ (cos phi1) (* (cos phi2) (+ (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2)))))
1.8s
(log (exp (+ (cos phi1) (* (cos phi2) (+ (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2)))))))

series1.5s

Counts
4 → 12
Calls
4 calls:
74.0ms
(* (sin lambda1) (sin lambda2))
411.0ms
(exp (+ (cos phi1) (* (cos phi2) (+ (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2))))))
330.0ms
(+ (cos phi1) (* (cos phi2) (+ (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2)))))
728.0ms
(log (exp (+ (cos phi1) (* (cos phi2) (+ (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2)))))))

simplify2.8s

Counts
96 → 96
Iterations
IterNodes
done5000
33864
2874
1329
0146

prune763.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 0.1b

regimes960.0ms

Accuracy

0% (0.2b remaining)

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

bsearch0.0ms

simplify10.0ms

Iterations
IterNodes
done34
134
024

end0.0ms

sample16.1s

Algorithm
intervals
Results
9.3s3541×body1280valid
5.0s2316×body640valid
1.0s985×body320valid
280.0ms416×body160valid
198.0ms742×body80valid