Details

Time bar (total: 32.8s)

sample822.0ms

Algorithm
intervals
Results
387.0ms147×body1280valid
199.0ms69×body640valid
90.0ms25×body320valid
6.0ms10×body160valid
2.0msbody80valid

simplify37.0ms

Counts
1 → 1
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
01719
12718
23818
34418
44618
done4618

prune60.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 19.8b

localize57.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))
0.2b
(* R (acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))))
0.8b
(acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))))
3.0b
(cos (- lambda1 lambda2))

rewrite77.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt
13×*-un-lft-identity add-cube-cbrt
11×pow1 cos-sum add-cbrt-cube add-exp-log
prod-diff
associate-*r*
expm1-log1p-u associate-*l* pow-prod-down prod-exp cbrt-unprod log1p-expm1-u add-log-exp
cos-diff
*-commutative
distribute-rgt-in acos-asin sub-neg distribute-lft-in associate-*l/ cos-mult unswap-sqr
Counts
4 → 74
Calls
4 calls:
49.0ms
(* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))
5.0ms
(* R (acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))))
1.0ms
(acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))))
16.0ms
(cos (- lambda1 lambda2))

series292.0ms

Counts
4 → 12
Calls
4 calls:
171.0ms
(* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))
54.0ms
(* R (acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))))
22.0ms
(acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))))
45.0ms
(cos (- lambda1 lambda2))

simplify821.0ms

Counts
86 → 86
Iterations

Useful iterations: done (817.0ms)

IterNodesCost
01951763
14011595
215021333
done50001299

prune767.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 4.3b

localize66.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (sin lambda1) (sin lambda2))
0.2b
(* (* (cos phi1) (cos phi2)) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))))
0.2b
(* R (acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2)))))))
0.8b
(acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))))))

rewrite95.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt pow1 add-cbrt-cube add-exp-log
*-un-lft-identity associate-*r* add-cube-cbrt
associate-*l*
cos-mult
pow-prod-down prod-exp cbrt-unprod
expm1-log1p-u log1p-expm1-u add-log-exp
frac-times associate-*r/ *-commutative sin-mult
flip3-+ frac-add flip-+ unswap-sqr
distribute-rgt-in acos-asin distribute-lft-in associate-*l/
Counts
4 → 80
Calls
4 calls:
12.0ms
(* (sin lambda1) (sin lambda2))
69.0ms
(* (* (cos phi1) (cos phi2)) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))))
10.0ms
(* R (acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2)))))))
1.0ms
(acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))))))

series437.0ms

Counts
4 → 12
Calls
4 calls:
73.0ms
(* (sin lambda1) (sin lambda2))
296.0ms
(* (* (cos phi1) (cos phi2)) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))))
44.0ms
(* R (acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2)))))))
23.0ms
(acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))))))

simplify2.0s

Counts
92 → 92
Iterations

Useful iterations: done (2.0s)

IterNodesCost
01792086
14961975
227161732
done50011725

prune1.0s

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 4.2b

localize66.0ms

Local error

Found 4 expressions with local error:

0.3b
(pow (* (sin lambda1) (sin lambda2)) 3)
0.4b
(* (* (cos lambda1) (cos lambda2)) (* (cos lambda1) (cos lambda2)))
0.5b
(pow (* (cos lambda1) (cos lambda2)) 3)
0.8b
(acos (fma (sin phi1) (sin phi2) (/ (* (+ (pow (* (cos lambda1) (cos lambda2)) 3) (pow (* (sin lambda1) (sin lambda2)) 3)) (* (cos phi1) (cos phi2))) (+ (* (* (cos lambda1) (cos lambda2)) (* (cos lambda1) (cos lambda2))) (- (* (* (sin lambda1) (sin lambda2)) (* (sin lambda1) (sin lambda2))) (* (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))))))))

rewrite73.0ms

Algorithm
rewrite-expression-head
Rules
49×pow1
22×add-cbrt-cube add-exp-log
19×pow-prod-down
10×prod-exp cbrt-unprod
add-sqr-sqrt pow-unpow *-un-lft-identity add-cube-cbrt
cos-mult
expm1-log1p-u pow-pow pow-exp pow-sqr pow-prod-up log1p-expm1-u add-log-exp rem-cube-cbrt
cube-div cube-mult pow-to-exp unpow-prod-down pow-plus unpow3 cube-prod sqr-pow
pow2 acos-asin frac-times swap-sqr associate-*r* associate-*l* associate-*l/ associate-*r/ *-commutative sin-mult
Counts
4 → 99
Calls
4 calls:
7.0ms
(pow (* (sin lambda1) (sin lambda2)) 3)
49.0ms
(* (* (cos lambda1) (cos lambda2)) (* (cos lambda1) (cos lambda2)))
14.0ms
(pow (* (cos lambda1) (cos lambda2)) 3)
1.0ms
(acos (fma (sin phi1) (sin phi2) (/ (* (+ (pow (* (cos lambda1) (cos lambda2)) 3) (pow (* (sin lambda1) (sin lambda2)) 3)) (* (cos phi1) (cos phi2))) (+ (* (* (cos lambda1) (cos lambda2)) (* (cos lambda1) (cos lambda2))) (- (* (* (sin lambda1) (sin lambda2)) (* (sin lambda1) (sin lambda2))) (* (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))))))))

series357.0ms

Counts
4 → 12
Calls
4 calls:
85.0ms
(pow (* (sin lambda1) (sin lambda2)) 3)
97.0ms
(* (* (cos lambda1) (cos lambda2)) (* (cos lambda1) (cos lambda2)))
96.0ms
(pow (* (cos lambda1) (cos lambda2)) 3)
78.0ms
(acos (fma (sin phi1) (sin phi2) (/ (* (+ (pow (* (cos lambda1) (cos lambda2)) 3) (pow (* (sin lambda1) (sin lambda2)) 3)) (* (cos phi1) (cos phi2))) (+ (* (* (cos lambda1) (cos lambda2)) (* (cos lambda1) (cos lambda2))) (- (* (* (sin lambda1) (sin lambda2)) (* (sin lambda1) (sin lambda2))) (* (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin lambda2))))))))

simplify1.9s

Counts
111 → 111
Iterations

Useful iterations: done (1.9s)

IterNodesCost
01802064
15541663
231651424
done50011423

prune1.2s

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 4.2b

localize144.0ms

Local error

Found 4 expressions with local error:

0.4b
(exp (acos (fma (sin phi1) (sin phi2) (/ (* (* (cos phi1) (cos phi2)) (+ (pow (* (cos lambda1) (cos lambda2)) 3) (pow (* (sin lambda1) (sin lambda2)) 3))) (fma (* (sin lambda1) (sin lambda2)) (- (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2))) (pow (* (cos lambda1) (cos lambda2)) 2))))))
0.5b
(log (exp (acos (fma (sin phi1) (sin phi2) (/ (* (* (cos phi1) (cos phi2)) (+ (pow (* (cos lambda1) (cos lambda2)) 3) (pow (* (sin lambda1) (sin lambda2)) 3))) (fma (* (sin lambda1) (sin lambda2)) (- (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2))) (pow (* (cos lambda1) (cos lambda2)) 2)))))))
0.5b
(pow (* (cos lambda1) (cos lambda2)) 3)
0.8b
(acos (fma (sin phi1) (sin phi2) (/ (* (* (cos phi1) (cos phi2)) (+ (pow (* (cos lambda1) (cos lambda2)) 3) (pow (* (sin lambda1) (sin lambda2)) 3))) (fma (* (sin lambda1) (sin lambda2)) (- (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2))) (pow (* (cos lambda1) (cos lambda2)) 2)))))

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt pow1 *-un-lft-identity add-cube-cbrt
add-cbrt-cube add-exp-log
exp-prod
add-log-exp
expm1-log1p-u log-pow log1p-expm1-u
acos-asin pow-unpow log-prod
pow-pow exp-diff pow-exp rem-cube-cbrt
cube-div cube-mult pow-to-exp log-div unpow-prod-down unpow3 cube-prod rem-log-exp pow-prod-down prod-exp cos-mult cbrt-unprod sqr-pow rem-exp-log
Counts
4 → 67
Calls
4 calls:
2.0ms
(exp (acos (fma (sin phi1) (sin phi2) (/ (* (* (cos phi1) (cos phi2)) (+ (pow (* (cos lambda1) (cos lambda2)) 3) (pow (* (sin lambda1) (sin lambda2)) 3))) (fma (* (sin lambda1) (sin lambda2)) (- (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2))) (pow (* (cos lambda1) (cos lambda2)) 2))))))
2.0ms
(log (exp (acos (fma (sin phi1) (sin phi2) (/ (* (* (cos phi1) (cos phi2)) (+ (pow (* (cos lambda1) (cos lambda2)) 3) (pow (* (sin lambda1) (sin lambda2)) 3))) (fma (* (sin lambda1) (sin lambda2)) (- (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2))) (pow (* (cos lambda1) (cos lambda2)) 2)))))))
7.0ms
(pow (* (cos lambda1) (cos lambda2)) 3)
1.0ms
(acos (fma (sin phi1) (sin phi2) (/ (* (* (cos phi1) (cos phi2)) (+ (pow (* (cos lambda1) (cos lambda2)) 3) (pow (* (sin lambda1) (sin lambda2)) 3))) (fma (* (sin lambda1) (sin lambda2)) (- (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2))) (pow (* (cos lambda1) (cos lambda2)) 2)))))

series727.0ms

Counts
4 → 12
Calls
4 calls:
120.0ms
(exp (acos (fma (sin phi1) (sin phi2) (/ (* (* (cos phi1) (cos phi2)) (+ (pow (* (cos lambda1) (cos lambda2)) 3) (pow (* (sin lambda1) (sin lambda2)) 3))) (fma (* (sin lambda1) (sin lambda2)) (- (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2))) (pow (* (cos lambda1) (cos lambda2)) 2))))))
54.0ms
(log (exp (acos (fma (sin phi1) (sin phi2) (/ (* (* (cos phi1) (cos phi2)) (+ (pow (* (cos lambda1) (cos lambda2)) 3) (pow (* (sin lambda1) (sin lambda2)) 3))) (fma (* (sin lambda1) (sin lambda2)) (- (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2))) (pow (* (cos lambda1) (cos lambda2)) 2)))))))
510.0ms
(pow (* (cos lambda1) (cos lambda2)) 3)
43.0ms
(acos (fma (sin phi1) (sin phi2) (/ (* (* (cos phi1) (cos phi2)) (+ (pow (* (cos lambda1) (cos lambda2)) 3) (pow (* (sin lambda1) (sin lambda2)) 3))) (fma (* (sin lambda1) (sin lambda2)) (- (* (sin lambda1) (sin lambda2)) (* (cos lambda1) (cos lambda2))) (pow (* (cos lambda1) (cos lambda2)) 2)))))

simplify659.0ms

Counts
79 → 79
Iterations

Useful iterations: done (654.0ms)

IterNodesCost
01343592
13263468
211843091
done50003090

prune940.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 4.2b

regimes1.1s

Accuracy

0% (0.4b remaining)

Error of 3.6b against oracle of 3.2b and baseline of 3.6b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02428
12828
done2828

end0.0ms

sample19.0s

Algorithm
intervals
Results
14.0s4775×body1280valid
3.3s2113×body640valid
706.0ms687×body320valid
195.0ms281×body160valid
71.0ms133×body80valid
56.0ms12×body2560valid