Details

Time bar (total: 4.8m)

sample186.0ms

Algorithm
intervals
Results
102.0ms616×body80nan
56.0ms359×body80valid
0.0msbody160nan

simplify269.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
269.0ms
(* (/ 1 (sqrt k)) (pow (* (* 2 PI) n) (/ (- 1 k) 2)))

prune12.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.3b

localize40.0ms

Local error

Found 3 expressions with local error:

0.5b
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
0.3b
(* n (* 2 PI))
0.2b
(/ (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (sqrt k))

rewrite78.0ms

Algorithm
rewrite-expression-head
Rules
48×times-frac
42×add-sqr-sqrt *-un-lft-identity
33×add-cube-cbrt
26×add-exp-log
22×pow-unpow
18×sqrt-prod
14×pow1
10×add-cbrt-cube
prod-exp
unpow-prod-down sqr-pow
associate-/r* pow-prod-down pow-exp difference-of-squares
div-exp associate-/l*
expm1-log1p-u pow-pow associate-*l* cbrt-unprod insert-posit16 log1p-expm1-u distribute-lft-out-- add-log-exp
pow-to-exp div-sub div-inv pow-sub
cbrt-undiv clear-num frac-2neg associate-*r* *-commutative associate-/l/
Counts
3 → 124
Calls
3 calls:
Slowest
27.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
26.0ms
(* n (* 2 PI))
21.0ms
(/ (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (sqrt k))

series545.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
284.0ms
(/ (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (sqrt k))
201.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
59.0ms
(* n (* 2 PI))

simplify26.2s

Counts
124 → 133
Calls
124 calls:
Slowest
893.0ms
(pow (* n (* 2 PI)) (/ (/ (- 1 k) 2) 2))
669.0ms
(/ (* (* (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (pow (* n (* 2 PI)) (/ (- 1 k) 2))) (pow (* n (* 2 PI)) (/ (- 1 k) 2))) (* (* (sqrt k) (sqrt k)) (sqrt k)))
539.0ms
(/ (pow (* n (* 2 PI)) (/ (/ (- 1 k) 2) 2)) (sqrt 1))
511.0ms
(/ (pow n (/ (- 1 k) 2)) (sqrt (sqrt k)))
491.0ms
(/ (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (cbrt (sqrt k)))

prune1.4s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize32.0ms

Local error

Found 4 expressions with local error:

0.5b
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
0.3b
(/ 1 (sqrt k))
0.3b
(* n (* 2 PI))
0.2b
(* (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (/ 1 (sqrt k)))

rewrite84.0ms

Algorithm
rewrite-expression-head
Rules
72×add-sqr-sqrt add-exp-log
62×times-frac
57×*-un-lft-identity
44×add-cube-cbrt
38×prod-exp
25×sqrt-prod
23×associate-*r*
22×pow-unpow
17×pow1
16×add-cbrt-cube
15×pow-exp
12×div-exp
10×unswap-sqr
associate-*l*
sqr-pow
rec-exp associate-/r* 1-exp pow-prod-down difference-of-squares
pow-to-exp cbrt-unprod
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
pow-pow div-sub div-inv pow-flip associate-/l* distribute-lft-out-- pow-sub
cbrt-undiv unpow-prod-down *-commutative
frac-times clear-num frac-2neg sqrt-pow1 pow1/2 associate-*l/ associate-*r/ un-div-inv inv-pow
Counts
4 → 185
Calls
4 calls:
Slowest
38.0ms
(* (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (/ 1 (sqrt k)))
26.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
12.0ms
(* n (* 2 PI))
5.0ms
(/ 1 (sqrt k))

series628.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
363.0ms
(* (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (/ 1 (sqrt k)))
168.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
56.0ms
(* n (* 2 PI))
41.0ms
(/ 1 (sqrt k))

simplify19.2s

Counts
173 → 197
Calls
173 calls:
Slowest
718.0ms
(* (* (* (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (pow (* n (* 2 PI)) (/ (- 1 k) 2))) (pow (* n (* 2 PI)) (/ (- 1 k) 2))) (* (* (/ 1 (sqrt k)) (/ 1 (sqrt k))) (/ 1 (sqrt k))))
556.0ms
(* (pow (* n (* 2 PI)) (/ k 2)) (sqrt k))
470.0ms
(* (sqrt (pow (* n (* 2 PI)) (/ (- 1 k) 2))) (/ 1 (sqrt (sqrt k))))
469.0ms
(exp (* 1/2 (* (- 1 k) (- (log (* -2 PI)) (log (/ -1 n))))))
444.0ms
(* (* (* n n) n) (* (* (* 2 PI) (* 2 PI)) (* 2 PI)))

prune2.3s

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize45.0ms

Local error

Found 4 expressions with local error:

0.4b
(pow (* n (* 2 PI)) (/ (/ (- 1 k) 2) 2))
0.4b
(pow (* n (* 2 PI)) (/ (/ (- 1 k) 2) 2))
0.3b
(* n (* 2 PI))
0.3b
(* n (* 2 PI))

rewrite107.0ms

Algorithm
rewrite-expression-head
Rules
240×times-frac
166×add-sqr-sqrt *-un-lft-identity
140×pow-unpow
112×add-cube-cbrt
36×difference-of-squares
26×pow1 add-exp-log
18×distribute-lft-out--
14×add-cbrt-cube
12×pow-prod-down prod-exp
div-inv
pow-pow associate-*l* pow-exp cbrt-unprod
expm1-log1p-u div-sub insert-posit16 log1p-expm1-u add-log-exp
pow-to-exp unpow-prod-down associate-*r* *-commutative pow-sub sqr-pow
Counts
4 → 222
Calls
4 calls:
Slowest
30.0ms
(* n (* 2 PI))
28.0ms
(pow (* n (* 2 PI)) (/ (/ (- 1 k) 2) 2))
26.0ms
(* n (* 2 PI))
15.0ms
(pow (* n (* 2 PI)) (/ (/ (- 1 k) 2) 2))

series449.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
187.0ms
(pow (* n (* 2 PI)) (/ (/ (- 1 k) 2) 2))
158.0ms
(pow (* n (* 2 PI)) (/ (/ (- 1 k) 2) 2))
62.0ms
(* n (* 2 PI))
42.0ms
(* n (* 2 PI))

simplify14.2s

Counts
184 → 234
Calls
184 calls:
Slowest
507.0ms
(exp (* 1/4 (* (- 1 k) (- (log (* -2 PI)) (log (/ -1 n))))))
462.0ms
(* (* (* n n) n) (* (* (* 2 PI) (* 2 PI)) (* 2 PI)))
456.0ms
(exp (* 1/4 (* (- 1 k) (- (log (* -2 PI)) (log (/ -1 n))))))
415.0ms
(exp (* 1/4 (* (- 1 k) (- (log (* 2 PI)) (log (/ 1 n))))))
393.0ms
(* (* (* n n) n) (* (* (* 2 PI) (* 2 PI)) (* 2 PI)))

prune3.4s

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0.0b

localize37.0ms

Local error

Found 4 expressions with local error:

0.6b
(pow (* 2 PI) (/ (- 1 k) 2))
0.4b
(pow n (/ (- 1 k) 2))
0.3b
(/ (sqrt k) (pow (* 2 PI) (/ (- 1 k) 2)))
0.2b
(/ (pow n (/ (- 1 k) 2)) (/ (sqrt k) (pow (* 2 PI) (/ (- 1 k) 2))))

rewrite52.0ms

Algorithm
rewrite-expression-head
Rules
551×times-frac
270×add-sqr-sqrt *-un-lft-identity
252×add-cube-cbrt
167×unpow-prod-down
138×sqrt-prod
93×sqr-pow
53×add-exp-log
44×pow-unpow
40×associate-/r*
31×div-exp
16×pow-exp
13×associate-/l*
12×div-sub div-inv pow-sub difference-of-squares
11×pow-to-exp add-cbrt-cube
10×associate-/r/
pow1
distribute-lft-out--
prod-exp
expm1-log1p-u cbrt-undiv insert-posit16 log1p-expm1-u add-log-exp
pow-pow
clear-num frac-2neg
pow-prod-down associate-/l/
Counts
4 → 459
Calls
4 calls:
Slowest
16.0ms
(/ (pow n (/ (- 1 k) 2)) (/ (sqrt k) (pow (* 2 PI) (/ (- 1 k) 2))))
10.0ms
(pow (* 2 PI) (/ (- 1 k) 2))
7.0ms
(/ (sqrt k) (pow (* 2 PI) (/ (- 1 k) 2)))
5.0ms
(pow n (/ (- 1 k) 2))

series1.2s

Counts
4 → 12
Calls
4 calls:
Slowest
572.0ms
(/ (sqrt k) (pow (* 2 PI) (/ (- 1 k) 2)))
448.0ms
(/ (pow n (/ (- 1 k) 2)) (/ (sqrt k) (pow (* 2 PI) (/ (- 1 k) 2))))
110.0ms
(pow n (/ (- 1 k) 2))
73.0ms
(pow (* 2 PI) (/ (- 1 k) 2))

simplify3.4m

Counts
693 → 471
Calls
693 calls:
Slowest
1.2s
(/ (pow n (/ (- 1 k) 2)) (pow (* 2 PI) (/ k 2)))
849.0ms
(/ (sqrt (pow n (/ (- 1 k) 2))) (cbrt (/ (sqrt k) (pow (* 2 PI) (/ (- 1 k) 2)))))
837.0ms
(/ (pow n (/ (- 1 k) 2)) (pow (* 2 PI) (/ k 2)))
831.0ms
(/ (pow (sqrt n) (/ (- 1 k) 2)) (/ (sqrt (sqrt k)) (* (cbrt (pow (* 2 PI) (/ (- 1 k) 2))) (cbrt (pow (* 2 PI) (/ (- 1 k) 2))))))
828.0ms
(/ (pow n (/ (- 1 k) 2)) (/ (sqrt (cbrt k)) (pow (* 2 PI) (/ (- 1 k) 2))))

prune6.7s

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

regimes121.0ms

Accuracy

0% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 0.4b

bsearch3.0ms

end0.0ms

sample7.5s

Algorithm
intervals
Results
4.4s20430×body80nan
2.2s11919×body80valid
1.0msbody160nan