Details

Time bar (total: 2.7m)

sample135.0ms

Algorithm
intervals
Results
45.0ms41×body640valid
43.0ms285×body80valid
16.0ms19×body1280valid
10.0ms22×body320valid
3.0msbody160valid

simplify1.2s

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

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 37.5b

localize32.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))))
4.2b
(cos (/ (+ phi1 phi2) 2))
4.2b
(cos (/ (+ phi1 phi2) 2))
35.9b
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))

rewrite147.0ms

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:
56.0ms
(* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))))
8.0ms
(cos (/ (+ phi1 phi2) 2))
7.0ms
(cos (/ (+ phi1 phi2) 2))
72.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))

series678.0ms

Counts
4 → 12
Calls
4 calls:
134.0ms
(* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))))
31.0ms
(cos (/ (+ phi1 phi2) 2))
30.0ms
(cos (/ (+ phi1 phi2) 2))
483.0ms
(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

prune728.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 22.9b

localize63.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))
4.2b
(cos (/ (+ phi1 phi2) 2))
4.2b
(cos (/ (+ phi1 phi2) 2))
35.9b
(sqrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))

rewrite270.0ms

Algorithm
rewrite-expression-head
Rules
146×associate-*l/
97×flip3-- flip--
66×sqrt-div
64×frac-times frac-add
32×associate-*r/
12×add-sqr-sqrt
*-un-lft-identity
pow1 add-cube-cbrt
add-cbrt-cube add-exp-log
associate-*l*
insert-posit16 add-log-exp
associate-*r* sqrt-prod
rem-sqrt-square sqrt-pow1 flip3-+ pow1/2 pow-prod-down prod-exp *-commutative cbrt-unprod flip-+ distribute-lft-out-- difference-of-squares unswap-sqr
Counts
4 → 119
Calls
4 calls:
29.0ms
(* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))
12.0ms
(cos (/ (+ phi1 phi2) 2))
8.0ms
(cos (/ (+ phi1 phi2) 2))
215.0ms
(sqrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))

series669.0ms

Counts
4 → 12
Calls
4 calls:
96.0ms
(* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))
22.0ms
(cos (/ (+ phi1 phi2) 2))
30.0ms
(cos (/ (+ phi1 phi2) 2))
521.0ms
(sqrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))

simplify1.1s

Counts
131 → 131
Iterations
IterNodes
done2001
22001
11300
0456

prune788.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 22.8b

localize53.0ms

Local error

Found 4 expressions with local error:

4.2b
(cos (/ (+ phi1 phi2) 2))
4.2b
(cos (/ (+ phi1 phi2) 2))
35.9b
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))
35.9b
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))

rewrite238.0ms

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:
15.0ms
(cos (/ (+ phi1 phi2) 2))
8.0ms
(cos (/ (+ phi1 phi2) 2))
94.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))
107.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))

series1.6s

Counts
4 → 12
Calls
4 calls:
25.0ms
(cos (/ (+ phi1 phi2) 2))
24.0ms
(cos (/ (+ phi1 phi2) 2))
986.0ms
(sqrt (+ (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2)))) (* (- phi1 phi2) (- phi1 phi2))))
560.0ms
(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

prune1.5s

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 22.8b

localize116.0ms

Local error

Found 4 expressions with local error:

19.3b
(sqrt (* (cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2)))) (cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))))
37.0b
(cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))
37.0b
(cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))
37.0b
(cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))

rewrite1.8s

Algorithm
rewrite-expression-head
Rules
19794×associate-*l/
13152×flip3-- flip--
13124×frac-times
9042×cbrt-div
8768×frac-add
4488×sqrt-div
4450×associate-*r/
137×flip3-+ flip-+
12×pow1
cbrt-prod sqrt-pow1 pow1/3
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
add-cbrt-cube add-exp-log insert-posit16 add-log-exp
pow-prod-down pow-sqr pow-prod-up
pow2 rem-sqrt-square pow-plus pow1/2 sqrt-prod
Counts
4 → 4742
Calls
4 calls:
396.0ms
(sqrt (* (cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2)))) (cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))))
141.0ms
(cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))
161.0ms
(cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))
109.0ms
(cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))

series2.7s

Counts
4 → 12
Calls
4 calls:
702.0ms
(sqrt (* (cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2)))) (cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))))
662.0ms
(cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))
664.0ms
(cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))
636.0ms
(cbrt (+ (* (* (* (- lambda1 lambda2) (cos (/ (+ phi1 phi2) 2))) (- lambda1 lambda2)) (cos (/ (+ phi1 phi2) 2))) (* (- phi1 phi2) (- phi1 phi2))))

simplify32.2s

Counts
4754 → 4754
Iterations
IterNodes
done12349
012349

prune1.8m

Pruning

12 alts after pruning (9 fresh and 3 done)

Merged error: 22.8b

regimes945.0ms

Accuracy

58.2% (5.7b remaining)

Error of 29.4b against oracle of 23.7b and baseline of 37.4b

bsearch2.0ms

simplify5.0ms

Iterations
IterNodes
done33
133
025

end0.0ms

sample4.1s

Algorithm
intervals
Results
1.4s8360×body80valid
1.2s1312×body640valid
676.0ms748×body1280valid
406.0ms720×body320valid
97.0ms365×body160valid