Details

Time bar (total: 22.6s)

sample216.0ms

Algorithm
intervals
Results
93.0ms289×body80valid
41.0ms49×body640valid
34.0ms30×body1280valid
10.0ms17×body320valid
5.0ms14×body160valid

simplify1.9s

Counts
1 → 1
Iterations
IterNodes
done5001
41037
3259
276
134
017

prune10.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 2.9b

localize27.0ms

Local error

Found 4 expressions with local error:

0.0b
(hypot (* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2))) (- phi1 phi2))
0.1b
(* (hypot (* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2))) (- phi1 phi2)) R)
0.2b
(* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2)))
3.0b
(cos (/ (+ phi2 phi1) 2))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
10×*-un-lft-identity
pow1 add-cbrt-cube associate-*l* add-exp-log add-cube-cbrt
associate-*r*
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
pow-prod-down associate-*l/ prod-exp *-commutative cbrt-unprod unswap-sqr
hypot-udef flip3-- flip-- distribute-lft-out-- difference-of-squares
Counts
4 → 67
Calls
4 calls:
0.0ms
(hypot (* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2))) (- phi1 phi2))
6.0ms
(* (hypot (* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2))) (- phi1 phi2)) R)
19.0ms
(* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2)))
7.0ms
(cos (/ (+ phi2 phi1) 2))

series1.4s

Counts
4 → 12
Calls
4 calls:
532.0ms
(hypot (* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2))) (- phi1 phi2))
690.0ms
(* (hypot (* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2))) (- phi1 phi2)) R)
145.0ms
(* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2)))
40.0ms
(cos (/ (+ phi2 phi1) 2))

simplify1.2s

Counts
79 → 79
Iterations
IterNodes
done5002
21572
1360
0144

prune701.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 2.7b

localize50.0ms

Local error

Found 4 expressions with local error:

0.0b
(hypot (* (cos (/ (+ phi2 phi1) 2)) (- lambda1 lambda2)) (- phi1 phi2))
0.1b
(* (hypot (* (cos (/ (+ phi2 phi1) 2)) (- lambda1 lambda2)) (- phi1 phi2)) R)
0.2b
(* (cos (/ (+ phi2 phi1) 2)) (- lambda1 lambda2))
3.0b
(cos (/ (+ phi2 phi1) 2))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
26×add-sqr-sqrt
22×*-un-lft-identity
20×add-cube-cbrt
18×prod-diff
11×distribute-rgt-in distribute-lft-in
pow1 add-cbrt-cube associate-*r* add-exp-log
associate-*l*
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
sub-neg pow-prod-down prod-exp associate-*r/ *-commutative cbrt-unprod unswap-sqr
hypot-udef flip3-- flip-- distribute-lft-out-- difference-of-squares
Counts
4 → 89
Calls
4 calls:
0.0ms
(hypot (* (cos (/ (+ phi2 phi1) 2)) (- lambda1 lambda2)) (- phi1 phi2))
6.0ms
(* (hypot (* (cos (/ (+ phi2 phi1) 2)) (- lambda1 lambda2)) (- phi1 phi2)) R)
18.0ms
(* (cos (/ (+ phi2 phi1) 2)) (- lambda1 lambda2))
7.0ms
(cos (/ (+ phi2 phi1) 2))

series1.5s

Counts
4 → 12
Calls
4 calls:
668.0ms
(hypot (* (cos (/ (+ phi2 phi1) 2)) (- lambda1 lambda2)) (- phi1 phi2))
615.0ms
(* (hypot (* (cos (/ (+ phi2 phi1) 2)) (- lambda1 lambda2)) (- phi1 phi2)) R)
215.0ms
(* (cos (/ (+ phi2 phi1) 2)) (- lambda1 lambda2))
35.0ms
(cos (/ (+ phi2 phi1) 2))

simplify1.6s

Counts
101 → 101
Iterations
IterNodes
done5001
22274
1484
0209

prune950.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 2.7b

localize35.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (expm1 (log1p (cos (/ (+ phi2 phi1) 2)))) (- lambda1 lambda2))
0.2b
(expm1 (log1p (cos (/ (+ phi2 phi1) 2))))
0.3b
(log1p (cos (/ (+ phi2 phi1) 2)))
3.0b
(cos (/ (+ phi2 phi1) 2))

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
22×add-sqr-sqrt
20×*-un-lft-identity
18×prod-diff add-cube-cbrt
11×distribute-rgt-in distribute-lft-in
pow1 add-cbrt-cube add-exp-log
expm1-log1p-u associate-*r*
insert-posit16 log1p-expm1-u add-log-exp
associate-*l*
sub-neg associate-*r/
log1p-udef expm1-log1p flip3-- pow-prod-down prod-exp log1p-expm1 *-commutative cbrt-unprod flip-- distribute-lft-out-- expm1-udef difference-of-squares unswap-sqr
Counts
4 → 81
Calls
4 calls:
24.0ms
(* (expm1 (log1p (cos (/ (+ phi2 phi1) 2)))) (- lambda1 lambda2))
0.0ms
(expm1 (log1p (cos (/ (+ phi2 phi1) 2))))
0.0ms
(log1p (cos (/ (+ phi2 phi1) 2)))
7.0ms
(cos (/ (+ phi2 phi1) 2))

series417.0ms

Counts
4 → 12
Calls
4 calls:
229.0ms
(* (expm1 (log1p (cos (/ (+ phi2 phi1) 2)))) (- lambda1 lambda2))
87.0ms
(expm1 (log1p (cos (/ (+ phi2 phi1) 2))))
65.0ms
(log1p (cos (/ (+ phi2 phi1) 2)))
36.0ms
(cos (/ (+ phi2 phi1) 2))

simplify952.0ms

Counts
93 → 93
Iterations
IterNodes
done5001
21021
1303
0155

prune919.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 2.7b

localize41.0ms

Local error

Found 4 expressions with local error:

0.1b
(exp (cos (/ (+ phi2 phi1) 2)))
0.2b
(* (log (exp (cos (/ (+ phi2 phi1) 2)))) (- lambda1 lambda2))
0.5b
(log (exp (cos (/ (+ phi2 phi1) 2))))
3.0b
(cos (/ (+ phi2 phi1) 2))

rewrite87.0ms

Algorithm
rewrite-expression-head
Rules
26×add-sqr-sqrt
24×*-un-lft-identity
22×add-cube-cbrt
18×prod-diff
11×distribute-rgt-in distribute-lft-in
exp-prod
pow1 log-pow
associate-*l*
add-cbrt-cube add-exp-log
associate-*r* add-log-exp
expm1-log1p-u insert-posit16 log1p-expm1-u
log-prod
sub-neg associate-*r/
flip3-- rem-log-exp pow-prod-down prod-exp *-commutative cbrt-unprod flip-- distribute-lft-out-- difference-of-squares unswap-sqr rem-exp-log
Counts
4 → 93
Calls
4 calls:
8.0ms
(exp (cos (/ (+ phi2 phi1) 2)))
46.0ms
(* (log (exp (cos (/ (+ phi2 phi1) 2)))) (- lambda1 lambda2))
19.0ms
(log (exp (cos (/ (+ phi2 phi1) 2))))
11.0ms
(cos (/ (+ phi2 phi1) 2))

series324.0ms

Counts
4 → 12
Calls
4 calls:
59.0ms
(exp (cos (/ (+ phi2 phi1) 2)))
204.0ms
(* (log (exp (cos (/ (+ phi2 phi1) 2)))) (- lambda1 lambda2))
30.0ms
(log (exp (cos (/ (+ phi2 phi1) 2))))
32.0ms
(cos (/ (+ phi2 phi1) 2))

simplify1.1s

Counts
105 → 105
Iterations
IterNodes
done5002
21141
1328
0167

prune939.0ms

Pruning

13 alts after pruning (11 fresh and 2 done)

Merged error: 2.7b

regimes1.0s

Accuracy

0% (0.2b remaining)

Error of 3.7b against oracle of 3.5b and baseline of 3.7b

bsearch0.0ms

simplify4.0ms

Iterations
IterNodes
done19
119
016

end0.0ms

sample7.1s

Algorithm
intervals
Results
2.2s8371×body80valid
2.1s1368×body640valid
1.2s773×body1280valid
971.0ms731×body320valid
206.0ms387×body160valid