Details

Time bar (total: 20.8s)

sample377.0ms

Algorithm
intervals
Results
126.0ms100×body640valid
116.0ms99×body1280valid
61.0ms252×body80valid
30.0ms54×body320valid
6.0ms18×body160valid

simplify1.2s

Counts
1 → 1
Iterations
IterNodes
done2000
72000
61004
5361
4183
380
241
123
014

prune22.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 19.5b

localize26.0ms

Local error

Found 4 expressions with local error:

0.0b
(* J (exp l))
0.0b
(* (cos (/ K 2)) (- (* J (exp l)) (/ J (exp l))))
0.0b
(/ J (exp l))
6.6b
(- (* J (exp l)) (/ J (exp l)))

rewrite89.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt
16×*-un-lft-identity add-cube-cbrt
10×add-cbrt-cube
times-frac
pow1 add-exp-log
associate-*r*
associate-*l* add-log-exp
insert-posit16
associate-/r* sub-neg div-inv associate-/l*
distribute-rgt-in distribute-lft-in flip3-- pow-prod-down prod-exp associate-*r/ *-commutative cbrt-unprod flip-- distribute-lft-out-- unswap-sqr
cbrt-undiv clear-num frac-2neg diff-log div-exp
Counts
4 → 87
Calls
4 calls:
15.0ms
(* J (exp l))
56.0ms
(* (cos (/ K 2)) (- (* J (exp l)) (/ J (exp l))))
5.0ms
(/ J (exp l))
12.0ms
(- (* J (exp l)) (/ J (exp l)))

series300.0ms

Counts
4 → 12
Calls
4 calls:
32.0ms
(* J (exp l))
119.0ms
(* (cos (/ K 2)) (- (* J (exp l)) (/ J (exp l))))
46.0ms
(/ J (exp l))
103.0ms
(- (* J (exp l)) (/ J (exp l)))

simplify1.1s

Counts
99 → 99
Iterations
IterNodes
done2001
32001
2919
1326
0143

prune617.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.2b

localize39.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ U (* (cos (/ K 2)) (* 2 (* J l))))
0.0b
(* 2 (* J l))
0.2b
(* (cos (/ K 2)) (* 2 (* J l)))

rewrite124.0ms

Algorithm
rewrite-expression-head
Rules
17×pow1 add-cbrt-cube add-exp-log
pow-prod-down prod-exp cbrt-unprod
associate-*l*
add-sqr-sqrt *-un-lft-identity add-cube-cbrt add-log-exp
insert-posit16
associate-*r* *-commutative
+-commutative sum-log flip3-+ flip-+
Counts
3 → 53
Calls
3 calls:
18.0ms
(+ U (* (cos (/ K 2)) (* 2 (* J l))))
27.0ms
(* 2 (* J l))
78.0ms
(* (cos (/ K 2)) (* 2 (* J l)))

series293.0ms

Counts
3 → 9
Calls
3 calls:
161.0ms
(+ U (* (cos (/ K 2)) (* 2 (* J l))))
34.0ms
(* 2 (* J l))
98.0ms
(* (cos (/ K 2)) (* 2 (* J l)))

simplify1.2s

Counts
62 → 62
Iterations
IterNodes
done2004
32004
2790
1230
091

prune333.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 0.1b

localize33.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (cbrt (cos (/ K 2))) (cbrt (cos (/ K 2))))
0.3b
(cbrt (cos (/ K 2)))
0.3b
(cbrt (cos (/ K 2)))
0.3b
(cbrt (cos (/ K 2)))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
25×cbrt-prod
23×add-sqr-sqrt
15×*-un-lft-identity add-cube-cbrt
11×pow1
pow1/3
swap-sqr associate-*r* associate-*l* add-exp-log
add-cbrt-cube insert-posit16 add-log-exp unswap-sqr
pow-prod-down pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 77
Calls
4 calls:
16.0ms
(* (cbrt (cos (/ K 2))) (cbrt (cos (/ K 2))))
1.0ms
(cbrt (cos (/ K 2)))
2.0ms
(cbrt (cos (/ K 2)))
2.0ms
(cbrt (cos (/ K 2)))

series667.0ms

Counts
4 → 12
Calls
4 calls:
244.0ms
(* (cbrt (cos (/ K 2))) (cbrt (cos (/ K 2))))
152.0ms
(cbrt (cos (/ K 2)))
137.0ms
(cbrt (cos (/ K 2)))
134.0ms
(cbrt (cos (/ K 2)))

simplify1.1s

Counts
89 → 89
Iterations
IterNodes
done2000
42000
3795
2342
1154
071

prune682.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 0.1b

localize31.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (cbrt (cos (/ K 2))) (* 2 (* J l)))
0.1b
(* (pow (* (cos (/ K 2)) (cos (/ K 2))) 1/3) (* (cbrt (cos (/ K 2))) (* 2 (* J l))))
0.3b
(* (cos (/ K 2)) (cos (/ K 2)))
0.3b
(cbrt (cos (/ K 2)))

rewrite217.0ms

Algorithm
rewrite-expression-head
Rules
71×add-exp-log
51×prod-exp
30×add-cbrt-cube
27×cbrt-unprod
20×pow1
14×add-sqr-sqrt associate-*l*
12×*-un-lft-identity add-cube-cbrt
pow-exp
pow-prod-down
cbrt-prod
associate-*r*
pow-to-exp unpow1/3 insert-posit16 add-log-exp
swap-sqr *-commutative
pow2 sqr-cos unpow-prod-down pow-plus pow1/3 pow-sqr cos-mult pow-prod-up unswap-sqr sqr-pow
Counts
4 → 104
Calls
4 calls:
69.0ms
(* (cbrt (cos (/ K 2))) (* 2 (* J l)))
130.0ms
(* (pow (* (cos (/ K 2)) (cos (/ K 2))) 1/3) (* (cbrt (cos (/ K 2))) (* 2 (* J l))))
13.0ms
(* (cos (/ K 2)) (cos (/ K 2)))
1.0ms
(cbrt (cos (/ K 2)))

series494.0ms

Counts
4 → 12
Calls
4 calls:
203.0ms
(* (cbrt (cos (/ K 2))) (* 2 (* J l)))
97.0ms
(* (pow (* (cos (/ K 2)) (cos (/ K 2))) 1/3) (* (cbrt (cos (/ K 2))) (* 2 (* J l))))
38.0ms
(* (cos (/ K 2)) (cos (/ K 2)))
156.0ms
(cbrt (cos (/ K 2)))

simplify1.5s

Counts
116 → 116
Iterations
IterNodes
done2005
32005
21629
1441
0164

prune581.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0.1b

regimes594.0ms

Accuracy

0% (0.5b remaining)

Error of 0.6b against oracle of 0.1b and baseline of 0.6b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done15
115
011

end0.0ms

sample9.3s

Algorithm
intervals
Results
3.8s2747×body1280valid
2.0s2572×body640valid
2.0s8326×body80valid
807.0ms1360×body320valid
217.0ms730×body160valid