Details

Time bar (total: 32.5s)

sample169.0ms

Algorithm
intervals
Results
75.0ms49×body1280valid
33.0ms39×body640valid
30.0ms141×body80valid
12.0ms20×body320valid
3.0msbody160valid

simplify680.0ms

Counts
1 → 1
Iterations
IterNodes
52059
4626
3192
285
136
017

prune18.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.2b

localize27.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ U (* (* J 2) (cos (/ K 2))))
0.1b
(* (cos (/ K 2)) (* -2 J))
0.1b
(* (* J 2) (cos (/ K 2)))
6.1b
(* (hypot 1 (/ U (* (* J 2) (cos (/ K 2))))) (* (cos (/ K 2)) (* -2 J)))

rewrite153.0ms

Algorithm
rewrite-expression-head
Rules
32×add-cbrt-cube add-exp-log
23×pow1
15×prod-exp cbrt-unprod
12×pow-prod-down
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
associate-*l*
associate-*r*
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
cbrt-undiv times-frac div-exp *-commutative associate-/l*
clear-num associate-/r* frac-2neg div-inv
Counts
4 → 92
Calls
4 calls:
33.0ms
(/ U (* (* J 2) (cos (/ K 2))))
32.0ms
(* (cos (/ K 2)) (* -2 J))
21.0ms
(* (* J 2) (cos (/ K 2)))
66.0ms
(* (hypot 1 (/ U (* (* J 2) (cos (/ K 2))))) (* (cos (/ K 2)) (* -2 J)))

series605.0ms

Counts
4 → 12
Calls
4 calls:
97.0ms
(/ U (* (* J 2) (cos (/ K 2))))
53.0ms
(* (cos (/ K 2)) (* -2 J))
61.0ms
(* (* J 2) (cos (/ K 2)))
395.0ms
(* (hypot 1 (/ U (* (* J 2) (cos (/ K 2))))) (* (cos (/ K 2)) (* -2 J)))

simplify4.7s

Counts
104 → 104
Iterations
IterNodes
38580
21465
1410
0162

prune1.3s

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 2.6b

localize46.0ms

Local error

Found 4 expressions with local error:

0.3b
(cbrt (cos (/ K 2)))
0.3b
(cbrt (cos (/ K 2)))
0.3b
(cbrt (cos (/ K 2)))
6.1b
(* (hypot 1 (/ U (* (* J 2) (cos (/ K 2))))) (* (* (cbrt (cos (/ K 2))) (cbrt (cos (/ K 2)))) (* (cbrt (cos (/ K 2))) (* -2 J))))

rewrite190.0ms

Algorithm
rewrite-expression-head
Rules
33×pow1 add-exp-log
23×add-cbrt-cube
22×pow-prod-down prod-exp cbrt-unprod
cbrt-prod
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
pow1/3 associate-*l*
associate-*r* *-commutative
Counts
4 → 78
Calls
4 calls:
1.0ms
(cbrt (cos (/ K 2)))
1.0ms
(cbrt (cos (/ K 2)))
1.0ms
(cbrt (cos (/ K 2)))
186.0ms
(* (hypot 1 (/ U (* (* J 2) (cos (/ K 2))))) (* (* (cbrt (cos (/ K 2))) (cbrt (cos (/ K 2)))) (* (cbrt (cos (/ K 2))) (* -2 J))))

series744.0ms

Counts
4 → 12
Calls
4 calls:
118.0ms
(cbrt (cos (/ K 2)))
123.0ms
(cbrt (cos (/ K 2)))
152.0ms
(cbrt (cos (/ K 2)))
352.0ms
(* (hypot 1 (/ U (* (* J 2) (cos (/ K 2))))) (* (* (cbrt (cos (/ K 2))) (cbrt (cos (/ K 2)))) (* (cbrt (cos (/ K 2))) (* -2 J))))

simplify3.1s

Counts
90 → 90
Iterations
IterNodes
36104
21263
1326
0124

prune1.3s

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 2.6b

localize57.0ms

Local error

Found 4 expressions with local error:

0.3b
(cbrt (cos (/ K 2)))
0.3b
(cbrt (cos (/ K 2)))
0.3b
(cbrt (cos (/ K 2)))
6.1b
(* (hypot 1 (/ U (* (* J 2) (cos (/ K 2))))) (* (* (cbrt (cos (/ K 2))) (log (exp (cbrt (cos (/ K 2)))))) (* (cbrt (cos (/ K 2))) (* -2 J))))

rewrite225.0ms

Algorithm
rewrite-expression-head
Rules
33×pow1 add-exp-log
26×add-cbrt-cube
22×pow-prod-down prod-exp cbrt-unprod
cbrt-prod
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
pow1/3 associate-*l*
associate-*r* *-commutative
Counts
4 → 78
Calls
4 calls:
2.0ms
(cbrt (cos (/ K 2)))
2.0ms
(cbrt (cos (/ K 2)))
2.0ms
(cbrt (cos (/ K 2)))
217.0ms
(* (hypot 1 (/ U (* (* J 2) (cos (/ K 2))))) (* (* (cbrt (cos (/ K 2))) (log (exp (cbrt (cos (/ K 2)))))) (* (cbrt (cos (/ K 2))) (* -2 J))))

series770.0ms

Counts
4 → 12
Calls
4 calls:
155.0ms
(cbrt (cos (/ K 2)))
141.0ms
(cbrt (cos (/ K 2)))
136.0ms
(cbrt (cos (/ K 2)))
337.0ms
(* (hypot 1 (/ U (* (* J 2) (cos (/ K 2))))) (* (* (cbrt (cos (/ K 2))) (log (exp (cbrt (cos (/ K 2)))))) (* (cbrt (cos (/ K 2))) (* -2 J))))

simplify3.6s

Counts
90 → 90
Iterations
IterNodes
36542
21403
1353
0129

prune1.3s

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 2.6b

localize65.0ms

Local error

Found 4 expressions with local error:

0.3b
(cbrt (cos (/ K 2)))
0.3b
(cbrt (cos (/ K 2)))
0.6b
(expm1 (cbrt (cos (/ K 2))))
6.1b
(* (hypot 1 (/ U (* (* J 2) (cos (/ K 2))))) (* (* (cbrt (cos (/ K 2))) (cbrt (cos (/ K 2)))) (* (log1p (expm1 (cbrt (cos (/ K 2))))) (* -2 J))))

rewrite196.0ms

Algorithm
rewrite-expression-head
Rules
33×pow1 add-exp-log
27×add-cbrt-cube
22×pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
cbrt-prod
log1p-expm1-u
expm1-log1p-u insert-posit16 add-log-exp
associate-*l*
pow1/3
expm1-log1p associate-*r* *-commutative expm1-udef
Counts
4 → 76
Calls
4 calls:
1.0ms
(cbrt (cos (/ K 2)))
1.0ms
(cbrt (cos (/ K 2)))
0.0ms
(expm1 (cbrt (cos (/ K 2))))
193.0ms
(* (hypot 1 (/ U (* (* J 2) (cos (/ K 2))))) (* (* (cbrt (cos (/ K 2))) (cbrt (cos (/ K 2)))) (* (log1p (expm1 (cbrt (cos (/ K 2))))) (* -2 J))))

series1.1s

Counts
4 → 12
Calls
4 calls:
139.0ms
(cbrt (cos (/ K 2)))
122.0ms
(cbrt (cos (/ K 2)))
294.0ms
(expm1 (cbrt (cos (/ K 2))))
551.0ms
(* (hypot 1 (/ U (* (* J 2) (cos (/ K 2))))) (* (* (cbrt (cos (/ K 2))) (cbrt (cos (/ K 2)))) (* (log1p (expm1 (cbrt (cos (/ K 2))))) (* -2 J))))

simplify4.3s

Counts
88 → 88
Iterations
IterNodes
37391
21570
1408
0150

prune1.3s

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 2.6b

regimes574.0ms

Accuracy

0% (3.8b remaining)

Error of 7.5b against oracle of 3.7b and baseline of 7.5b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
222
122
015

end0.0ms

sample5.9s

Algorithm
intervals
Results
2.2s1499×body1280valid
1.4s4296×body80valid
1.4s1279×body640valid
505.0ms635×body320valid
162.0ms295×body160valid