Details

Time bar (total: 34.6s)

sample279.0ms

Algorithm
intervals
Results
88.0ms41×body640valid
69.0ms254×body80valid
48.0ms31×body1280valid
26.0ms30×body320valid
8.0ms14×body160valid

simplify1.4s

Counts
1 → 1
Iterations
IterNodes
done2001
52001
4757
3225
266
132
017

prune18.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 39.4b

localize46.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))))
3.5b
(cos (/ (+ phi1 phi2) 2))
3.5b
(cos (/ (+ phi1 phi2) 2))
37.4b
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))

rewrite253.0ms

Algorithm
rewrite-expression-head
Rules
142×associate-*l/
102×flip3-- flip--
68×frac-times
66×sqrt-div
64×frac-add
44×pow1
34×associate-*r/
17×pow-prod-down
16×add-cbrt-cube add-exp-log
prod-exp cbrt-unprod
add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
pow-sqr pow-prod-up insert-posit16 add-log-exp
sqrt-prod
pow-plus
pow2 rem-sqrt-square sqrt-pow1 flip3-+ pow1/2 swap-sqr associate-*r* associate-*l* *-commutative flip-+
Counts
4 → 139
Calls
4 calls:
84.0ms
(* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))))
15.0ms
(cos (/ (+ phi1 phi2) 2))
15.0ms
(cos (/ (+ phi1 phi2) 2))
134.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))

series713.0ms

Counts
4 → 12
Calls
4 calls:
120.0ms
(* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))))
21.0ms
(cos (/ (+ phi1 phi2) 2))
38.0ms
(cos (/ (+ phi1 phi2) 2))
534.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))

simplify1.2s

Counts
151 → 151
Iterations
IterNodes
done2004
22004
11357
0460

prune2.7s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 27.6b

localize64.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))))
3.5b
(cos (/ (+ phi1 phi2) 2))
3.5b
(cos (/ (+ phi1 phi2) 2))
37.4b
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))

rewrite195.0ms

Algorithm
rewrite-expression-head
Rules
142×associate-*l/
102×flip3-- flip--
68×frac-times
66×sqrt-div
64×frac-add
44×pow1
34×associate-*r/
17×pow-prod-down
16×add-cbrt-cube add-exp-log
prod-exp cbrt-unprod
add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
pow-sqr pow-prod-up insert-posit16 add-log-exp
sqrt-prod
pow-plus
pow2 rem-sqrt-square sqrt-pow1 flip3-+ pow1/2 swap-sqr associate-*r* associate-*l* *-commutative flip-+
Counts
4 → 139
Calls
4 calls:
57.0ms
(* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))))
7.0ms
(cos (/ (+ phi1 phi2) 2))
7.0ms
(cos (/ (+ phi1 phi2) 2))
116.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))

series805.0ms

Counts
4 → 12
Calls
4 calls:
119.0ms
(* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))))
37.0ms
(cos (/ (+ phi1 phi2) 2))
35.0ms
(cos (/ (+ phi1 phi2) 2))
614.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))

simplify1.3s

Counts
151 → 151
Iterations
IterNodes
done2004
22004
11357
0460

prune3.1s

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 27.6b

localize63.0ms

Local error

Found 4 expressions with local error:

3.5b
(cos (/ (+ phi1 phi2) 2))
3.5b
(cos (/ (+ phi1 phi2) 2))
3.5b
(cos (/ (+ phi1 phi2) 2))
37.4b
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (* (* (cbrt (cos (/ (+ phi1 phi2) 2))) (cbrt (cos (/ (+ phi1 phi2) 2)))) (cbrt (cos (/ (+ phi1 phi2) 2)))))) (* (- phi1 phi2) (- phi1 phi2))))

rewrite478.0ms

Algorithm
rewrite-expression-head
Rules
128×associate-*l/
96×flip3-- flip--
66×sqrt-div
64×frac-times frac-add
32×associate-*r/
add-sqr-sqrt
pow1 *-un-lft-identity add-cube-cbrt
add-cbrt-cube add-exp-log insert-posit16 add-log-exp
sqrt-prod
rem-sqrt-square sqrt-pow1 flip3-+ pow1/2 flip-+
Counts
4 → 104
Calls
4 calls:
15.0ms
(cos (/ (+ phi1 phi2) 2))
13.0ms
(cos (/ (+ phi1 phi2) 2))
7.0ms
(cos (/ (+ phi1 phi2) 2))
435.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (* (* (cbrt (cos (/ (+ phi1 phi2) 2))) (cbrt (cos (/ (+ phi1 phi2) 2)))) (cbrt (cos (/ (+ phi1 phi2) 2)))))) (* (- phi1 phi2) (- phi1 phi2))))

series642.0ms

Counts
4 → 12
Calls
4 calls:
26.0ms
(cos (/ (+ phi1 phi2) 2))
25.0ms
(cos (/ (+ phi1 phi2) 2))
29.0ms
(cos (/ (+ phi1 phi2) 2))
563.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (* (* (cbrt (cos (/ (+ phi1 phi2) 2))) (cbrt (cos (/ (+ phi1 phi2) 2)))) (cbrt (cos (/ (+ phi1 phi2) 2)))))) (* (- phi1 phi2) (- phi1 phi2))))

simplify1.9s

Counts
116 → 116
Iterations
IterNodes
done2006
22006
11264
0425

prune2.7s

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 27.6b

localize63.0ms

Local error

Found 4 expressions with local error:

3.5b
(cos (/ (+ phi1 phi2) 2))
3.5b
(cos (/ (+ phi1 phi2) 2))
37.4b
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))
37.4b
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))

rewrite246.0ms

Algorithm
rewrite-expression-head
Rules
256×associate-*l/
192×flip3-- flip--
132×sqrt-div
128×frac-times frac-add
64×associate-*r/
add-sqr-sqrt
pow1 *-un-lft-identity add-cube-cbrt sqrt-prod
add-cbrt-cube add-exp-log insert-posit16 add-log-exp
rem-sqrt-square sqrt-pow1 flip3-+ pow1/2 flip-+
Counts
4 → 176
Calls
4 calls:
8.0ms
(cos (/ (+ phi1 phi2) 2))
8.0ms
(cos (/ (+ phi1 phi2) 2))
114.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))
109.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))

series1.2s

Counts
4 → 12
Calls
4 calls:
23.0ms
(cos (/ (+ phi1 phi2) 2))
22.0ms
(cos (/ (+ phi1 phi2) 2))
592.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))
532.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))

simplify1.4s

Counts
188 → 188
Iterations
IterNodes
done2002
22002
11245
0421

prune5.3s

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 27.6b

regimes1.5s

Accuracy

61.8% (5.0b remaining)

Error of 29.0b against oracle of 24.0b and baseline of 37.1b

bsearch6.0ms

simplify12.0ms

Iterations
IterNodes
done33
133
025

end0.0ms

sample7.0s

Algorithm
intervals
Results
2.5s8169×body80valid
1.6s803×body1280valid
1.5s1324×body640valid
682.0ms754×body320valid
200.0ms358×body160valid