Details

Time bar (total: 25.0s)

sample202.0ms

Algorithm
intervals
Results
51.0ms271×body80valid
41.0ms32×body1280valid
28.0ms33×body640valid
11.0ms21×body320valid
4.0ms11×body160valid

simplify2.6s

Counts
1 → 1
Iterations
IterNodes
done5000
53108
4953
3258
276
134
017

prune20.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.6b

localize28.0ms

Local error

Found 3 expressions with local error:

0.1b
(* (hypot (* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2))) (- phi1 phi2)) R)
0.2b
(* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2)))
2.7b
(cos (/ (+ phi2 phi1) 2))

rewrite40.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt
*-un-lft-identity
associate-*l*
pow1 add-cbrt-cube 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
flip3-- flip-- distribute-lft-out-- difference-of-squares
Counts
3 → 56
Calls
3 calls:
6.0ms
(* (hypot (* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2))) (- phi1 phi2)) R)
25.0ms
(* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2)))
8.0ms
(cos (/ (+ phi2 phi1) 2))

series842.0ms

Counts
3 → 9
Calls
3 calls:
703.0ms
(* (hypot (* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2))) (- phi1 phi2)) R)
116.0ms
(* (- lambda1 lambda2) (cos (/ (+ phi2 phi1) 2)))
23.0ms
(cos (/ (+ phi2 phi1) 2))

simplify2.7s

Counts
65 → 65
Iterations
IterNodes
done5000
34005
2945
1307
0128

prune576.0ms

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 3.3b

localize32.0ms

Local error

Found 3 expressions with local error:

0.1b
(* (hypot (* (cos (/ (+ phi1 phi2) 2)) (- lambda1 lambda2)) (- phi1 phi2)) R)
0.2b
(* (cos (/ (+ phi1 phi2) 2)) (- lambda1 lambda2))
2.7b
(cos (/ (+ phi1 phi2) 2))

rewrite61.0ms

Algorithm
rewrite-expression-head
Rules
25×add-sqr-sqrt
21×*-un-lft-identity
19×add-cube-cbrt
18×prod-diff
11×distribute-rgt-in distribute-lft-in
associate-*r*
pow1 add-cbrt-cube 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
flip3-- flip-- distribute-lft-out-- difference-of-squares
Counts
3 → 78
Calls
3 calls:
7.0ms
(* (hypot (* (cos (/ (+ phi1 phi2) 2)) (- lambda1 lambda2)) (- phi1 phi2)) R)
37.0ms
(* (cos (/ (+ phi1 phi2) 2)) (- lambda1 lambda2))
16.0ms
(cos (/ (+ phi1 phi2) 2))

series850.0ms

Counts
3 → 9
Calls
3 calls:
643.0ms
(* (hypot (* (cos (/ (+ phi1 phi2) 2)) (- lambda1 lambda2)) (- phi1 phi2)) R)
178.0ms
(* (cos (/ (+ phi1 phi2) 2)) (- lambda1 lambda2))
29.0ms
(cos (/ (+ phi1 phi2) 2))

simplify1.3s

Counts
87 → 87
Iterations
IterNodes
done5002
21228
1419
0182

prune758.0ms

Pruning

15 alts after pruning (14 fresh and 1 done)

Merged error: 3.3b

localize58.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt (* (* (cos (/ (+ phi2 phi1) 2)) (cos (/ (+ phi2 phi1) 2))) (cos (/ (+ phi2 phi1) 2))))
2.7b
(cos (/ (+ phi2 phi1) 2))
2.7b
(cos (/ (+ phi2 phi1) 2))
2.7b
(cos (/ (+ phi2 phi1) 2))

rewrite58.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt expm1-log1p-u pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt insert-posit16 log1p-expm1-u add-log-exp
cbrt-prod cbrt-div pow1/3 pow3 associate-*l/ cos-mult rem-cbrt-cube
Counts
4 → 44
Calls
4 calls:
19.0ms
(cbrt (* (* (cos (/ (+ phi2 phi1) 2)) (cos (/ (+ phi2 phi1) 2))) (cos (/ (+ phi2 phi1) 2))))
22.0ms
(cos (/ (+ phi2 phi1) 2))
8.0ms
(cos (/ (+ phi2 phi1) 2))
8.0ms
(cos (/ (+ phi2 phi1) 2))

series150.0ms

Counts
4 → 12
Calls
4 calls:
37.0ms
(cbrt (* (* (cos (/ (+ phi2 phi1) 2)) (cos (/ (+ phi2 phi1) 2))) (cos (/ (+ phi2 phi1) 2))))
42.0ms
(cos (/ (+ phi2 phi1) 2))
45.0ms
(cos (/ (+ phi2 phi1) 2))
26.0ms
(cos (/ (+ phi2 phi1) 2))

simplify2.5s

Counts
56 → 56
Iterations
IterNodes
done5000
52556
4800
3324
2133
180
049

prune624.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 3.3b

localize69.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt (* (* (cos (/ (+ phi2 phi1) 2)) (cos (/ (+ phi2 phi1) 2))) (log (exp (cos (/ (+ phi2 phi1) 2))))))
2.7b
(cos (/ (+ phi2 phi1) 2))
2.7b
(cos (/ (+ phi2 phi1) 2))
2.7b
(cos (/ (+ phi2 phi1) 2))

rewrite46.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt expm1-log1p-u pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt insert-posit16 log1p-expm1-u add-log-exp
cbrt-prod cbrt-div pow1/3 associate-*l/ cos-mult
Counts
4 → 43
Calls
4 calls:
20.0ms
(cbrt (* (* (cos (/ (+ phi2 phi1) 2)) (cos (/ (+ phi2 phi1) 2))) (log (exp (cos (/ (+ phi2 phi1) 2))))))
8.0ms
(cos (/ (+ phi2 phi1) 2))
8.0ms
(cos (/ (+ phi2 phi1) 2))
9.0ms
(cos (/ (+ phi2 phi1) 2))

series125.0ms

Counts
4 → 12
Calls
4 calls:
30.0ms
(cbrt (* (* (cos (/ (+ phi2 phi1) 2)) (cos (/ (+ phi2 phi1) 2))) (log (exp (cos (/ (+ phi2 phi1) 2))))))
31.0ms
(cos (/ (+ phi2 phi1) 2))
31.0ms
(cos (/ (+ phi2 phi1) 2))
34.0ms
(cos (/ (+ phi2 phi1) 2))

simplify2.5s

Counts
55 → 55
Iterations
IterNodes
done5009
52582
4753
3308
2149
189
052

prune536.0ms

Pruning

15 alts after pruning (13 fresh and 2 done)

Merged error: 3.3b

regimes1.0s

Accuracy

0% (0.2b remaining)

Error of 4.0b against oracle of 3.8b and baseline of 4.0b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done17
117
014

end0.0ms

sample7.4s

Algorithm
intervals
Results
3.1s8378×body80valid
1.8s844×body1280valid
1.3s1236×body640valid
501.0ms722×body320valid
202.0ms356×body160valid