Details

Time bar (total: 33.4s)

sample639.0ms

Algorithm
intervals
Results
456.0ms162×body1280valid
77.0ms63×body640valid
15.0ms18×body320valid
5.0msbody160valid
3.0msbody80valid

simplify31.0ms

Counts
1 → 1
Iterations
IterNodes
done36
336
233
126
017

prune45.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 13.4b

localize49.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (sin phi2) (sin phi1))
0.2b
(* R (acos (+ (* (cos (- lambda1 lambda2)) (* (cos phi1) (cos phi2))) (* (sin phi2) (sin phi1)))))
0.5b
(acos (+ (* (cos (- lambda1 lambda2)) (* (cos phi1) (cos phi2))) (* (sin phi2) (sin phi1))))
3.2b
(cos (- lambda1 lambda2))

rewrite58.0ms

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*
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:
18.0ms
(* (sin phi2) (sin phi1))
11.0ms
(* R (acos (+ (* (cos (- lambda1 lambda2)) (* (cos phi1) (cos phi2))) (* (sin phi2) (sin phi1)))))
4.0ms
(acos (+ (* (cos (- lambda1 lambda2)) (* (cos phi1) (cos phi2))) (* (sin phi2) (sin phi1))))
20.0ms
(cos (- lambda1 lambda2))

series183.0ms

Counts
4 → 12
Calls
4 calls:
83.0ms
(* (sin phi2) (sin phi1))
36.0ms
(* R (acos (+ (* (cos (- lambda1 lambda2)) (* (cos phi1) (cos phi2))) (* (sin phi2) (sin phi1)))))
13.0ms
(acos (+ (* (cos (- lambda1 lambda2)) (* (cos phi1) (cos phi2))) (* (sin phi2) (sin phi1))))
51.0ms
(cos (- lambda1 lambda2))

simplify2.9s

Counts
67 → 67
Iterations
IterNodes
done5000
33988
2635
1210
0111

prune663.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 3.1b

localize57.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (sin phi2) (sin phi1))
0.2b
(* (sin lambda2) (sin lambda1))
0.3b
(* R (acos (+ (* (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda2) (sin lambda1))) (* (cos phi1) (cos phi2))) (* (sin phi2) (sin phi1)))))
0.5b
(acos (+ (* (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda2) (sin lambda1))) (* (cos phi1) (cos phi2))) (* (sin phi2) (sin phi1))))

rewrite53.0ms

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*
add-log-exp
pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
sin-mult
acos-asin
Counts
4 → 64
Calls
4 calls:
17.0ms
(* (sin phi2) (sin phi1))
19.0ms
(* (sin lambda2) (sin lambda1))
10.0ms
(* R (acos (+ (* (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda2) (sin lambda1))) (* (cos phi1) (cos phi2))) (* (sin phi2) (sin phi1)))))
5.0ms
(acos (+ (* (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda2) (sin lambda1))) (* (cos phi1) (cos phi2))) (* (sin phi2) (sin phi1))))

series240.0ms

Counts
4 → 12
Calls
4 calls:
57.0ms
(* (sin phi2) (sin phi1))
86.0ms
(* (sin lambda2) (sin lambda1))
78.0ms
(* R (acos (+ (* (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda2) (sin lambda1))) (* (cos phi1) (cos phi2))) (* (sin phi2) (sin phi1)))))
18.0ms
(acos (+ (* (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda2) (sin lambda1))) (* (cos phi1) (cos phi2))) (* (sin phi2) (sin phi1))))

simplify542.0ms

Counts
76 → 76
Iterations
IterNodes
done5000
2933
1275
0134

prune965.0ms

Pruning

16 alts after pruning (16 fresh and 0 done)

Merged error: 3.0b

localize68.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (sin lambda2) (sin lambda1))
0.3b
(* R (acos (+ (* (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda2) (sin lambda1))) (* (cos phi1) (cos phi2))) (log (pow (exp (sin phi1)) (sin phi2))))))
0.5b
(acos (+ (* (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda2) (sin lambda1))) (* (cos phi1) (cos phi2))) (log (pow (exp (sin phi1)) (sin phi2)))))
3.9b
(log (pow (exp (sin phi1)) (sin phi2)))

rewrite47.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
10×*-un-lft-identity add-cube-cbrt
add-exp-log
pow1 add-cbrt-cube
log-prod
associate-*r* associate-*l*
add-log-exp
unpow-prod-down rem-log-exp
pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
acos-asin pow-to-exp pow-exp log-pow sin-mult sqr-pow
Counts
4 → 63
Calls
4 calls:
19.0ms
(* (sin lambda2) (sin lambda1))
11.0ms
(* R (acos (+ (* (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda2) (sin lambda1))) (* (cos phi1) (cos phi2))) (log (pow (exp (sin phi1)) (sin phi2))))))
5.0ms
(acos (+ (* (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda2) (sin lambda1))) (* (cos phi1) (cos phi2))) (log (pow (exp (sin phi1)) (sin phi2)))))
11.0ms
(log (pow (exp (sin phi1)) (sin phi2)))

series327.0ms

Counts
4 → 12
Calls
4 calls:
66.0ms
(* (sin lambda2) (sin lambda1))
68.0ms
(* R (acos (+ (* (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda2) (sin lambda1))) (* (cos phi1) (cos phi2))) (log (pow (exp (sin phi1)) (sin phi2))))))
39.0ms
(acos (+ (* (+ (* (cos lambda1) (cos lambda2)) (* (sin lambda2) (sin lambda1))) (* (cos phi1) (cos phi2))) (log (pow (exp (sin phi1)) (sin phi2)))))
154.0ms
(log (pow (exp (sin phi1)) (sin phi2)))

simplify543.0ms

Counts
75 → 75
Iterations
IterNodes
done5001
2786
1263
0134

prune995.0ms

Pruning

16 alts after pruning (15 fresh and 1 done)

Merged error: 3.0b

localize105.0ms

Local error

Found 4 expressions with local error:

0.3b
(* R (log (exp (acos (+ (* (sin phi2) (sin phi1)) (* (cos phi1) (* (cos phi2) (+ (* (sin lambda2) (sin lambda1)) (* (cos lambda1) (cos lambda2))))))))))
0.4b
(log (exp (acos (+ (* (sin phi2) (sin phi1)) (* (cos phi1) (* (cos phi2) (+ (* (sin lambda2) (sin lambda1)) (* (cos lambda1) (cos lambda2)))))))))
0.4b
(exp (acos (+ (* (sin phi2) (sin phi1)) (* (cos phi1) (* (cos phi2) (+ (* (sin lambda2) (sin lambda1)) (* (cos lambda1) (cos lambda2))))))))
0.5b
(acos (+ (* (sin phi2) (sin phi1)) (* (cos phi1) (* (cos phi2) (+ (* (sin lambda2) (sin lambda1)) (* (cos lambda1) (cos lambda2)))))))

rewrite51.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
12×*-un-lft-identity add-cube-cbrt
log-prod exp-prod
pow1 log-pow
associate-*r*
add-cbrt-cube add-exp-log
add-log-exp
distribute-rgt-in acos-asin distribute-lft-in associate-*l*
exp-diff
log-div rem-log-exp pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr rem-exp-log
Counts
4 → 64
Calls
4 calls:
31.0ms
(* R (log (exp (acos (+ (* (sin phi2) (sin phi1)) (* (cos phi1) (* (cos phi2) (+ (* (sin lambda2) (sin lambda1)) (* (cos lambda1) (cos lambda2))))))))))
8.0ms
(log (exp (acos (+ (* (sin phi2) (sin phi1)) (* (cos phi1) (* (cos phi2) (+ (* (sin lambda2) (sin lambda1)) (* (cos lambda1) (cos lambda2)))))))))
5.0ms
(exp (acos (+ (* (sin phi2) (sin phi1)) (* (cos phi1) (* (cos phi2) (+ (* (sin lambda2) (sin lambda1)) (* (cos lambda1) (cos lambda2))))))))
3.0ms
(acos (+ (* (sin phi2) (sin phi1)) (* (cos phi1) (* (cos phi2) (+ (* (sin lambda2) (sin lambda1)) (* (cos lambda1) (cos lambda2)))))))

series210.0ms

Counts
4 → 12
Calls
4 calls:
92.0ms
(* R (log (exp (acos (+ (* (sin phi2) (sin phi1)) (* (cos phi1) (* (cos phi2) (+ (* (sin lambda2) (sin lambda1)) (* (cos lambda1) (cos lambda2))))))))))
22.0ms
(log (exp (acos (+ (* (sin phi2) (sin phi1)) (* (cos phi1) (* (cos phi2) (+ (* (sin lambda2) (sin lambda1)) (* (cos lambda1) (cos lambda2)))))))))
60.0ms
(exp (acos (+ (* (sin phi2) (sin phi1)) (* (cos phi1) (* (cos phi2) (+ (* (sin lambda2) (sin lambda1)) (* (cos lambda1) (cos lambda2))))))))
36.0ms
(acos (+ (* (sin phi2) (sin phi1)) (* (cos phi1) (* (cos phi2) (+ (* (sin lambda2) (sin lambda1)) (* (cos lambda1) (cos lambda2)))))))

simplify2.5s

Counts
76 → 76
Iterations
IterNodes
done5001
54154
42815
31279
2487
1206
0112

prune766.0ms

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 2.9b

regimes2.1s

Accuracy

0% (0.4b remaining)

Error of 3.7b against oracle of 3.3b and baseline of 3.7b

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
done34
134
025

end0.0ms

sample19.4s

Algorithm
intervals
Results
14.0s4718×body1280valid
3.6s2172×body640valid
624.0ms648×body320valid
306.0ms312×body160valid
60.0ms12×body2560valid
39.0ms138×body80valid