Details

Time bar (total: 30.6s)

sample183.0ms

Algorithm
intervals
Results
73.0ms255×body80valid
28.0ms37×body640valid
22.0ms25×body1280valid
15.0ms28×body320valid
4.0ms14×body160valid

simplify4.4s

Counts
1 → 1
Iterations
IterNodes
done5001
54415
4917
3240
269
132
017

prune23.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 39.5b

localize45.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))))
2.9b
(cos (/ (+ phi1 phi2) 2.0))
2.9b
(cos (/ (+ phi1 phi2) 2.0))
36.2b
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))) (* (- phi1 phi2) (- phi1 phi2))))

rewrite314.0ms

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 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 → 135
Calls
4 calls:
104.0ms
(* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))))
16.0ms
(cos (/ (+ phi1 phi2) 2.0))
17.0ms
(cos (/ (+ phi1 phi2) 2.0))
155.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))) (* (- phi1 phi2) (- phi1 phi2))))

series884.0ms

Counts
4 → 12
Calls
4 calls:
133.0ms
(* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))))
53.0ms
(cos (/ (+ phi1 phi2) 2.0))
46.0ms
(cos (/ (+ phi1 phi2) 2.0))
651.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))) (* (- phi1 phi2) (- phi1 phi2))))

simplify876.0ms

Counts
147 → 147
Iterations
IterNodes
done5000
11387
0458

prune1.1s

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 23.5b

localize75.0ms

Local error

Found 4 expressions with local error:

2.9b
(cos (/ (+ phi1 phi2) 2.0))
2.9b
(cos (/ (+ phi1 phi2) 2.0))
2.9b
(cos (/ (+ phi1 phi2) 2.0))
36.2b
(sqrt (+ (* (* (- lambda1 lambda2) (* (* (cbrt (cos (/ (+ phi1 phi2) 2.0))) (cbrt (cos (/ (+ phi1 phi2) 2.0)))) (cbrt (cos (/ (+ phi1 phi2) 2.0))))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))) (* (- phi1 phi2) (- phi1 phi2))))

rewrite798.0ms

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 add-log-exp
sqrt-prod
rem-sqrt-square sqrt-pow1 flip3-+ pow1/2 flip-+
Counts
4 → 100
Calls
4 calls:
9.0ms
(cos (/ (+ phi1 phi2) 2.0))
8.0ms
(cos (/ (+ phi1 phi2) 2.0))
8.0ms
(cos (/ (+ phi1 phi2) 2.0))
760.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (* (* (cbrt (cos (/ (+ phi1 phi2) 2.0))) (cbrt (cos (/ (+ phi1 phi2) 2.0)))) (cbrt (cos (/ (+ phi1 phi2) 2.0))))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))) (* (- phi1 phi2) (- phi1 phi2))))

series771.0ms

Counts
4 → 12
Calls
4 calls:
36.0ms
(cos (/ (+ phi1 phi2) 2.0))
40.0ms
(cos (/ (+ phi1 phi2) 2.0))
53.0ms
(cos (/ (+ phi1 phi2) 2.0))
641.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (* (* (cbrt (cos (/ (+ phi1 phi2) 2.0))) (cbrt (cos (/ (+ phi1 phi2) 2.0)))) (cbrt (cos (/ (+ phi1 phi2) 2.0))))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))) (* (- phi1 phi2) (- phi1 phi2))))

simplify600.0ms

Counts
112 → 112
Iterations
IterNodes
done5000
11283
0424

prune1.2s

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 23.5b

localize85.0ms

Local error

Found 4 expressions with local error:

2.9b
(cos (/ (+ phi1 phi2) 2.0))
2.9b
(cos (/ (+ phi1 phi2) 2.0))
36.2b
(sqrt (+ (* (- phi1 phi2) (- phi1 phi2)) (* (- lambda1 lambda2) (* (pow (cbrt (cos (/ (+ phi1 phi2) 2.0))) 3) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))))))
36.2b
(sqrt (+ (* (- phi1 phi2) (- phi1 phi2)) (* (- lambda1 lambda2) (* (pow (cbrt (cos (/ (+ phi1 phi2) 2.0))) 3) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))))))

rewrite189.0ms

Algorithm
rewrite-expression-head
Rules
192×flip3-- flip--
160×associate-*l/ associate-*r/
132×sqrt-div
128×frac-times frac-add
add-sqr-sqrt
pow1 *-un-lft-identity add-cube-cbrt sqrt-prod
add-cbrt-cube add-exp-log add-log-exp
rem-sqrt-square sqrt-pow1 flip3-+ pow1/2 flip-+
Counts
4 → 172
Calls
4 calls:
9.0ms
(cos (/ (+ phi1 phi2) 2.0))
13.0ms
(cos (/ (+ phi1 phi2) 2.0))
53.0ms
(sqrt (+ (* (- phi1 phi2) (- phi1 phi2)) (* (- lambda1 lambda2) (* (pow (cbrt (cos (/ (+ phi1 phi2) 2.0))) 3) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))))))
91.0ms
(sqrt (+ (* (- phi1 phi2) (- phi1 phi2)) (* (- lambda1 lambda2) (* (pow (cbrt (cos (/ (+ phi1 phi2) 2.0))) 3) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))))))

series2.3s

Counts
4 → 12
Calls
4 calls:
51.0ms
(cos (/ (+ phi1 phi2) 2.0))
51.0ms
(cos (/ (+ phi1 phi2) 2.0))
1.1s
(sqrt (+ (* (- phi1 phi2) (- phi1 phi2)) (* (- lambda1 lambda2) (* (pow (cbrt (cos (/ (+ phi1 phi2) 2.0))) 3) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))))))
1.1s
(sqrt (+ (* (- phi1 phi2) (- phi1 phi2)) (* (- lambda1 lambda2) (* (pow (cbrt (cos (/ (+ phi1 phi2) 2.0))) 3) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))))))

simplify558.0ms

Counts
184 → 184
Iterations
IterNodes
done5000
11241
0419

prune2.7s

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 23.5b

localize78.0ms

Local error

Found 4 expressions with local error:

2.9b
(cos (/ (+ phi1 phi2) 2.0))
2.9b
(cos (/ (+ phi1 phi2) 2.0))
37.2b
(cbrt (+ (* (- phi1 phi2) (- phi1 phi2)) (* (- lambda1 lambda2) (* (pow (cbrt (cos (/ (+ phi1 phi2) 2.0))) 3) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))))))
37.2b
(cbrt (+ (* (- phi1 phi2) (- phi1 phi2)) (* (- lambda1 lambda2) (* (pow (cbrt (cos (/ (+ phi1 phi2) 2.0))) 3) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))))))

rewrite159.0ms

Algorithm
rewrite-expression-head
Rules
192×flip3-- flip--
160×associate-*l/ associate-*r/
132×cbrt-div
128×frac-times frac-add
cbrt-prod add-sqr-sqrt *-un-lft-identity add-cube-cbrt
pow1 add-cbrt-cube add-exp-log add-log-exp
flip3-+ pow1/3 flip-+
Counts
4 → 168
Calls
4 calls:
9.0ms
(cos (/ (+ phi1 phi2) 2.0))
9.0ms
(cos (/ (+ phi1 phi2) 2.0))
44.0ms
(cbrt (+ (* (- phi1 phi2) (- phi1 phi2)) (* (- lambda1 lambda2) (* (pow (cbrt (cos (/ (+ phi1 phi2) 2.0))) 3) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))))))
63.0ms
(cbrt (+ (* (- phi1 phi2) (- phi1 phi2)) (* (- lambda1 lambda2) (* (pow (cbrt (cos (/ (+ phi1 phi2) 2.0))) 3) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))))))

series2.4s

Counts
4 → 12
Calls
4 calls:
45.0ms
(cos (/ (+ phi1 phi2) 2.0))
48.0ms
(cos (/ (+ phi1 phi2) 2.0))
1.2s
(cbrt (+ (* (- phi1 phi2) (- phi1 phi2)) (* (- lambda1 lambda2) (* (pow (cbrt (cos (/ (+ phi1 phi2) 2.0))) 3) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))))))
1.2s
(cbrt (+ (* (- phi1 phi2) (- phi1 phi2)) (* (- lambda1 lambda2) (* (pow (cbrt (cos (/ (+ phi1 phi2) 2.0))) 3) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2.0)))))))

simplify625.0ms

Counts
180 → 180
Iterations
IterNodes
done5001
11254
0425

prune2.6s

Pruning

13 alts after pruning (10 fresh and 3 done)

Merged error: 23.4b

regimes2.4s

Accuracy

68.1% (4.7b remaining)

Error of 29.2b against oracle of 24.4b and baseline of 39.3b

bsearch3.0ms

simplify3.0ms

Iterations
IterNodes
done27
127
022

end0.0ms

sample5.3s

Algorithm
intervals
Results
1.9s8331×body80valid
871.0ms1253×body640valid
777.0ms758×body1280valid
568.0ms397×body160valid
352.0ms722×body320valid