Details

Time bar (total: 24.4s)

sample133.0ms

Algorithm
intervals
Results
41.0ms47×body1280valid
25.0ms39×body640valid
22.0ms138×body80valid
12.0ms25×body320valid
3.0msbody160valid

simplify3.4s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01724
13424
27224
313624
421424
549824
6335624
done500224

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 14.2b

localize48.0ms

Local error

Found 4 expressions with local error:

0.4b
(* (* 2.0 J) (cos (/ K 2.0)))
0.4b
(* (* -2.0 J) (cos (/ K 2.0)))
5.2b
(* (* (* -2.0 J) (cos (/ K 2.0))) (sqrt (+ 1.0 (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) 2.0))))
7.8b
(sqrt (+ 1.0 (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) 2.0)))

rewrite508.0ms

Algorithm
rewrite-expression-head
Rules
24×pow1
23×add-exp-log add-cbrt-cube
15×add-sqr-sqrt
13×*-un-lft-identity associate-*r*
12×pow-prod-down prod-exp cbrt-unprod
add-cube-cbrt
sqrt-prod
expm1-log1p-u sqrt-div log1p-expm1-u add-log-exp
associate-*l* *-commutative hypot-def
flip3-+ associate-*r/ flip-+ distribute-lft-out
unpow-prod-down rem-sqrt-square sqrt-pow1 pow1/2 sqr-pow
Counts
4 → 90
Calls
4 calls:
41.0ms
(* (* 2.0 J) (cos (/ K 2.0)))
42.0ms
(* (* -2.0 J) (cos (/ K 2.0)))
254.0ms
(* (* (* -2.0 J) (cos (/ K 2.0))) (sqrt (+ 1.0 (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) 2.0))))
165.0ms
(sqrt (+ 1.0 (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) 2.0)))

series605.0ms

Counts
4 → 12
Calls
4 calls:
65.0ms
(* (* 2.0 J) (cos (/ K 2.0)))
84.0ms
(* (* -2.0 J) (cos (/ K 2.0)))
267.0ms
(* (* (* -2.0 J) (cos (/ K 2.0))) (sqrt (+ 1.0 (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) 2.0))))
188.0ms
(sqrt (+ 1.0 (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) 2.0)))

simplify2.0s

Counts
102 → 102
Iterations

Useful iterations: done (2.0s)

IterNodesCost
01451894
13721713
222521484
done50011478

prune545.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 5.5b

localize49.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ U (* (* 2.0 J) (cos (/ K 2.0))))
0.4b
(* (* 2.0 J) (cos (/ K 2.0)))
0.4b
(* (* -2.0 J) (cos (/ K 2.0)))
5.2b
(* (* (* -2.0 J) (cos (/ K 2.0))) (hypot (sqrt 1.0) (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) (/ 2.0 2))))

rewrite230.0ms

Algorithm
rewrite-expression-head
Rules
32×add-exp-log add-cbrt-cube
23×pow1
15×prod-exp cbrt-unprod
12×pow-prod-down
add-sqr-sqrt add-cube-cbrt *-un-lft-identity associate-*r*
expm1-log1p-u log1p-expm1-u add-log-exp
cbrt-undiv times-frac div-exp associate-*l* *-commutative associate-/l*
frac-2neg clear-num associate-/r* div-inv
Counts
4 → 88
Calls
4 calls:
40.0ms
(/ U (* (* 2.0 J) (cos (/ K 2.0))))
42.0ms
(* (* 2.0 J) (cos (/ K 2.0)))
41.0ms
(* (* -2.0 J) (cos (/ K 2.0)))
102.0ms
(* (* (* -2.0 J) (cos (/ K 2.0))) (hypot (sqrt 1.0) (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) (/ 2.0 2))))

series1.0s

Counts
4 → 12
Calls
4 calls:
127.0ms
(/ U (* (* 2.0 J) (cos (/ K 2.0))))
74.0ms
(* (* 2.0 J) (cos (/ K 2.0)))
84.0ms
(* (* -2.0 J) (cos (/ K 2.0)))
729.0ms
(* (* (* -2.0 J) (cos (/ K 2.0))) (hypot (sqrt 1.0) (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) (/ 2.0 2))))

simplify2.3s

Counts
100 → 100
Iterations

Useful iterations: done (2.3s)

IterNodesCost
01931843
14971816
230421449
done50001447

prune656.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 5.4b

localize52.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (cos (/ K 2.0)) (hypot (sqrt 1.0) (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) (/ 2.0 2))))
0.1b
(/ U (* (* 2.0 J) (cos (/ K 2.0))))
0.4b
(* (* 2.0 J) (cos (/ K 2.0)))
5.5b
(* (* -2.0 J) (* (cos (/ K 2.0)) (hypot (sqrt 1.0) (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) (/ 2.0 2)))))

rewrite102.0ms

Algorithm
rewrite-expression-head
Rules
32×add-exp-log add-cbrt-cube
23×pow1
15×prod-exp cbrt-unprod
12×pow-prod-down
11×add-sqr-sqrt
add-cube-cbrt *-un-lft-identity
associate-*r*
associate-*l*
expm1-log1p-u log1p-expm1-u add-log-exp
cbrt-undiv times-frac div-exp *-commutative associate-/l*
frac-2neg clear-num associate-/r* div-inv unswap-sqr
Counts
4 → 89
Calls
4 calls:
9.0ms
(* (cos (/ K 2.0)) (hypot (sqrt 1.0) (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) (/ 2.0 2))))
23.0ms
(/ U (* (* 2.0 J) (cos (/ K 2.0))))
33.0ms
(* (* 2.0 J) (cos (/ K 2.0)))
33.0ms
(* (* -2.0 J) (* (cos (/ K 2.0)) (hypot (sqrt 1.0) (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) (/ 2.0 2)))))

series1.6s

Counts
4 → 12
Calls
4 calls:
706.0ms
(* (cos (/ K 2.0)) (hypot (sqrt 1.0) (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) (/ 2.0 2))))
147.0ms
(/ U (* (* 2.0 J) (cos (/ K 2.0))))
61.0ms
(* (* 2.0 J) (cos (/ K 2.0)))
725.0ms
(* (* -2.0 J) (* (cos (/ K 2.0)) (hypot (sqrt 1.0) (pow (/ U (* (* 2.0 J) (cos (/ K 2.0)))) (/ 2.0 2)))))

simplify1.7s

Counts
101 → 101
Iterations

Useful iterations: done (1.7s)

IterNodesCost
02062273
15342248
230491773
done50001772

prune632.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 5.4b

localize36.0ms

Local error

Found 4 expressions with local error:

0.0b
(hypot (sqrt 1.0) (pow (/ (/ U (* 2.0 J)) (cos (/ K 2.0))) (/ 2.0 2)))
0.1b
(* (cos (/ K 2.0)) (hypot (sqrt 1.0) (pow (/ (/ U (* 2.0 J)) (cos (/ K 2.0))) (/ 2.0 2))))
0.2b
(/ (/ U (* 2.0 J)) (cos (/ K 2.0)))
5.5b
(* (* -2.0 J) (* (cos (/ K 2.0)) (hypot (sqrt 1.0) (pow (/ (/ U (* 2.0 J)) (cos (/ K 2.0))) (/ 2.0 2)))))

rewrite93.0ms

Algorithm
rewrite-expression-head
Rules
33×times-frac
27×add-exp-log add-cbrt-cube
24×add-sqr-sqrt
22×add-cube-cbrt *-un-lft-identity
18×pow1
10×prod-exp cbrt-unprod
pow-prod-down
associate-/l*
cbrt-undiv div-exp div-inv
expm1-log1p-u associate-*r* associate-*l* log1p-expm1-u add-log-exp
associate-/r*
*-commutative
hypot-udef frac-2neg clear-num associate-/l/ unswap-sqr
Counts
4 → 104
Calls
4 calls:
0.0ms
(hypot (sqrt 1.0) (pow (/ (/ U (* 2.0 J)) (cos (/ K 2.0))) (/ 2.0 2)))
19.0ms
(* (cos (/ K 2.0)) (hypot (sqrt 1.0) (pow (/ (/ U (* 2.0 J)) (cos (/ K 2.0))) (/ 2.0 2))))
32.0ms
(/ (/ U (* 2.0 J)) (cos (/ K 2.0)))
36.0ms
(* (* -2.0 J) (* (cos (/ K 2.0)) (hypot (sqrt 1.0) (pow (/ (/ U (* 2.0 J)) (cos (/ K 2.0))) (/ 2.0 2)))))

series2.2s

Counts
4 → 12
Calls
4 calls:
625.0ms
(hypot (sqrt 1.0) (pow (/ (/ U (* 2.0 J)) (cos (/ K 2.0))) (/ 2.0 2)))
661.0ms
(* (cos (/ K 2.0)) (hypot (sqrt 1.0) (pow (/ (/ U (* 2.0 J)) (cos (/ K 2.0))) (/ 2.0 2))))
137.0ms
(/ (/ U (* 2.0 J)) (cos (/ K 2.0)))
735.0ms
(* (* -2.0 J) (* (cos (/ K 2.0)) (hypot (sqrt 1.0) (pow (/ (/ U (* 2.0 J)) (cos (/ K 2.0))) (/ 2.0 2)))))

simplify1.4s

Counts
116 → 116
Iterations

Useful iterations: done (1.4s)

IterNodesCost
02502841
16232768
230442304
done50012303

prune560.0ms

Pruning

14 alts after pruning (12 fresh and 2 done)

Merged error: 5.4b

regimes518.0ms

Accuracy

0% (0.3b remaining)

Error of 7.9b against oracle of 7.6b and baseline of 7.9b

bsearch0.0ms

simplify6.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01926
12426
done2426

end0.0ms

sample3.9s

Algorithm
intervals
Results
1.2s1529×body1280valid
1.0s4302×body80valid
675.0ms1263×body640valid
433.0ms328×body160valid
186.0ms581×body320valid