Details

Time bar (total: 17.1s)

sample249.0ms

Algorithm
intervals
Results
180.0ms156×body1280valid
40.0ms64×body640valid
9.0ms21×body320valid
3.0ms11×body160valid
1.0msbody80valid

simplify19.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01719
12619
23319
33419
done3419

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 17.5b

localize25.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))) R)
0.2b
(* (sin phi1) (sin phi2))
0.6b
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))))
4.5b
(cos (- lambda1 lambda2))

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt
pow1 add-exp-log add-cube-cbrt *-un-lft-identity add-cbrt-cube
associate-*r* associate-*l*
add-log-exp
cos-sum pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
acos-asin cos-diff sub-neg sin-mult
Counts
4 → 55
Calls
4 calls:
3.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))) R)
4.0ms
(* (sin phi1) (sin phi2))
1.0ms
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))))
5.0ms
(cos (- lambda1 lambda2))

series118.0ms

Counts
4 → 12
Calls
4 calls:
43.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))) R)
48.0ms
(* (sin phi1) (sin phi2))
10.0ms
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2)))))
17.0ms
(cos (- lambda1 lambda2))

simplify895.0ms

Counts
67 → 67
Iterations

Useful iterations: 3 (190.0ms)

IterNodesCost
01111035
12041027
2503889
31450887
done5000887

prune281.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 3.2b

localize37.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (sin lambda1) (sin (- lambda2)))
0.2b
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (- (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin (- lambda2))))))) R)
0.2b
(* (sin phi1) (sin phi2))
0.7b
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (- (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin (- lambda2)))))))

rewrite15.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt
10×pow1 add-exp-log add-cube-cbrt *-un-lft-identity add-cbrt-cube
associate-*r* associate-*l*
add-log-exp
pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
sin-mult
acos-asin sin-neg distribute-rgt-neg-out
Counts
4 → 65
Calls
4 calls:
6.0ms
(* (sin lambda1) (sin (- lambda2)))
3.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (- (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin (- lambda2))))))) R)
4.0ms
(* (sin phi1) (sin phi2))
1.0ms
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (- (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin (- lambda2)))))))

series187.0ms

Counts
4 → 12
Calls
4 calls:
54.0ms
(* (sin lambda1) (sin (- lambda2)))
68.0ms
(* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (- (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin (- lambda2))))))) R)
48.0ms
(* (sin phi1) (sin phi2))
17.0ms
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (- (* (cos lambda1) (cos lambda2)) (* (sin lambda1) (sin (- lambda2)))))))

simplify1.3s

Counts
77 → 77
Iterations

Useful iterations: 3 (301.0ms)

IterNodesCost
01431487
12881473
28271270
321621200
done50011200

prune450.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 3.1b

localize39.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (sin phi1) (sin phi2))
0.4b
(pow (* (sin lambda1) (sin (- lambda2))) 3)
0.7b
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (- (* (cos lambda1) (cos lambda2)) (cbrt (pow (* (sin lambda1) (sin (- lambda2))) 3))))))
25.9b
(cbrt (pow (* (sin lambda1) (sin (- lambda2))) 3))

rewrite12.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
pow1 add-exp-log add-cbrt-cube
cbrt-prod add-cube-cbrt *-un-lft-identity
add-log-exp
pow-unpow associate-*r* associate-*l* sin-mult
cube-div cube-mult unpow-prod-down pow-pow unpow3 cube-prod pow-prod-down pow-exp prod-exp cbrt-unprod rem-cube-cbrt sqr-pow
acos-asin pow-to-exp cbrt-div pow1/3 cube-neg sin-neg *-commutative distribute-rgt-neg-out rem-cbrt-cube unswap-sqr
Counts
4 → 69
Calls
4 calls:
4.0ms
(* (sin phi1) (sin phi2))
4.0ms
(pow (* (sin lambda1) (sin (- lambda2))) 3)
1.0ms
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (- (* (cos lambda1) (cos lambda2)) (cbrt (pow (* (sin lambda1) (sin (- lambda2))) 3))))))
2.0ms
(cbrt (pow (* (sin lambda1) (sin (- lambda2))) 3))

series324.0ms

Counts
4 → 12
Calls
4 calls:
185.0ms
(* (sin phi1) (sin phi2))
68.0ms
(pow (* (sin lambda1) (sin (- lambda2))) 3)
21.0ms
(acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (- (* (cos lambda1) (cos lambda2)) (cbrt (pow (* (sin lambda1) (sin (- lambda2))) 3))))))
51.0ms
(cbrt (pow (* (sin lambda1) (sin (- lambda2))) 3))

simplify480.0ms

Counts
81 → 81
Iterations

Useful iterations: done (478.0ms)

IterNodesCost
01541148
1351992
21102883
done5000851

prune459.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 3.1b

localize38.0ms

Local error

Found 4 expressions with local error:

0.4b
(pow (* (sin lambda1) (sin (- lambda2))) 3)
0.7b
(acos (+ (cbrt (pow (* (sin phi1) (sin phi2)) 3)) (* (* (cos phi1) (cos phi2)) (- (* (cos lambda1) (cos lambda2)) (cbrt (pow (* (sin lambda1) (sin (- lambda2))) 3))))))
24.4b
(cbrt (pow (* (sin phi1) (sin phi2)) 3))
25.9b
(cbrt (pow (* (sin lambda1) (sin (- lambda2))) 3))

rewrite12.0ms

Algorithm
rewrite-expression-head
Rules
16×cbrt-prod
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt *-un-lft-identity add-cbrt-cube
add-log-exp
cube-div cube-mult unpow-prod-down pow-unpow unpow3 cube-prod sin-mult sqr-pow
cbrt-div pow-pow pow1/3 pow-exp rem-cbrt-cube rem-cube-cbrt
acos-asin pow-to-exp cube-neg pow-prod-down prod-exp sin-neg distribute-rgt-neg-out cbrt-unprod
Counts
4 → 68
Calls
4 calls:
5.0ms
(pow (* (sin lambda1) (sin (- lambda2))) 3)
1.0ms
(acos (+ (cbrt (pow (* (sin phi1) (sin phi2)) 3)) (* (* (cos phi1) (cos phi2)) (- (* (cos lambda1) (cos lambda2)) (cbrt (pow (* (sin lambda1) (sin (- lambda2))) 3))))))
2.0ms
(cbrt (pow (* (sin phi1) (sin phi2)) 3))
2.0ms
(cbrt (pow (* (sin lambda1) (sin (- lambda2))) 3))

series191.0ms

Counts
4 → 12
Calls
4 calls:
75.0ms
(pow (* (sin lambda1) (sin (- lambda2))) 3)
17.0ms
(acos (+ (cbrt (pow (* (sin phi1) (sin phi2)) 3)) (* (* (cos phi1) (cos phi2)) (- (* (cos lambda1) (cos lambda2)) (cbrt (pow (* (sin lambda1) (sin (- lambda2))) 3))))))
47.0ms
(cbrt (pow (* (sin phi1) (sin phi2)) 3))
52.0ms
(cbrt (pow (* (sin lambda1) (sin (- lambda2))) 3))

simplify3.2s

Counts
80 → 80
Iterations

Useful iterations: 3 (507.0ms)

IterNodesCost
01511269
13511008
21081919
34912887
done5000887

prune451.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 3.1b

regimes463.0ms

Accuracy

0% (0.4b remaining)

Error of 4.1b against oracle of 3.8b and baseline of 4.1b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02833
13533
done3533

end0.0ms

sample7.8s

Algorithm
intervals
Results
5.7s4828×body1280valid
1.4s2038×body640valid
313.0ms708×body320valid
79.0ms291×body160valid
20.0msbody2560valid
20.0ms130×body80valid