Details

Time bar (total: 3.2m)

sample198.0ms

Algorithm
intervals
Results
90.0ms696×body80nan
78.0ms375×body80valid

simplify355.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
355.0ms
(* (/ 1 (sqrt k)) (pow (* (* 2 PI) n) (/ (- 1 k) 2)))

prune23.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.2b

localize38.0ms

Local error

Found 3 expressions with local error:

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

rewrite58.0ms

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
21.0ms
(/ (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (sqrt k))
20.0ms
(* n (* 2 PI))
14.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))

series522.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
279.0ms
(/ (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (sqrt k))
188.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
55.0ms
(* n (* 2 PI))

simplify28.1s

Counts
124 → 133
Calls
124 calls:
Slowest
775.0ms
(/ (sqrt (pow (* n (* 2 PI)) (/ (- 1 k) 2))) (sqrt (* (cbrt k) (cbrt k))))
641.0ms
(/ (* (* (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)))
540.0ms
(/ (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (sqrt (cbrt k)))
538.0ms
(/ (pow (* 2 PI) (/ (- 1 k) 2)) (sqrt (sqrt k)))
536.0ms
(/ (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (cbrt (sqrt k)))

prune1.6s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize27.0ms

Local error

Found 4 expressions with local error:

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

rewrite121.0ms

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
49.0ms
(* (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (/ 1 (sqrt k)))
32.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
25.0ms
(* n (* 2 PI))
10.0ms
(/ 1 (sqrt k))

series621.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
354.0ms
(* (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (/ 1 (sqrt k)))
179.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
54.0ms
(* n (* 2 PI))
33.0ms
(/ 1 (sqrt k))

simplify21.4s

Counts
173 → 197
Calls
173 calls:
Slowest
799.0ms
(* (sqrt (pow (* n (* 2 PI)) (/ (- 1 k) 2))) (/ 1 (sqrt (sqrt k))))
729.0ms
(* (* (* (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))))
720.0ms
(* (pow (* n (* 2 PI)) (/ k 2)) (sqrt k))
506.0ms
(* (pow (* n (* 2 PI)) (/ (/ (- 1 k) 2) 2)) (/ 1 (sqrt (sqrt k))))
505.0ms
(exp (* 1/2 (* (- 1 k) (- (log (* -2 PI)) (log (/ -1 n))))))

prune2.3s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0b

localize47.0ms

Local error

Found 3 expressions with local error:

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

rewrite74.0ms

Algorithm
rewrite-expression-head
Rules
45×add-exp-log
33×add-sqr-sqrt
30×prod-exp
26×*-un-lft-identity
22×pow-unpow
18×times-frac
17×pow-exp add-cube-cbrt
14×pow1
10×add-cbrt-cube
pow-to-exp
associate-*r* associate-*l* sqr-pow
unpow-prod-down
pow-prod-down difference-of-squares unswap-sqr
cbrt-unprod
expm1-log1p-u pow-pow insert-posit16 log1p-expm1-u distribute-lft-out-- add-log-exp
div-sub *-commutative pow-sub
associate-*l/ div-inv
Counts
3 → 109
Calls
3 calls:
Slowest
28.0ms
(* (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (pow k -1/2))
26.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
12.0ms
(* n (* 2 PI))

series597.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
374.0ms
(* (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (pow k -1/2))
173.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
50.0ms
(* n (* 2 PI))

simplify12.2s

Counts
87 → 118
Calls
87 calls:
Slowest
553.0ms
(pow (* n (* 2 PI)) (/ (/ (- 1 k) 2) 2))
507.0ms
(exp (* 1/2 (* (- 1 k) (- (log (* -2 PI)) (log (/ -1 n))))))
451.0ms
(exp (* 1/2 (* (- 1 k) (- (log (* 2 PI)) (log (/ 1 n))))))
409.0ms
(* (* (* n n) n) (* (* (* 2 PI) (* 2 PI)) (* 2 PI)))
407.0ms
(sqrt (pow (* n (* 2 PI)) (/ (- 1 k) 2)))

prune1.3s

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0b

localize34.0ms

Local error

Found 4 expressions with local error:

0.6b
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
0.2b
(* n (* 2 PI))
0.2b
(/ (sqrt k) (pow (* n (* 2 PI)) (/ (- 1 k) 2)))
0.1b
(/ 1 (/ (sqrt k) (pow (* n (* 2 PI)) (/ (- 1 k) 2))))

rewrite99.0ms

Algorithm
rewrite-expression-head
Rules
273×times-frac
147×add-sqr-sqrt *-un-lft-identity
138×add-cube-cbrt
78×sqrt-prod
72×add-exp-log
40×associate-/r*
32×unpow-prod-down div-exp sqr-pow
22×pow-unpow
18×prod-exp
16×pow1 add-cbrt-cube
15×pow-exp
associate-/l*
div-inv
rec-exp 1-exp div-sub pow-prod-down associate-/r/ pow-sub difference-of-squares
pow-to-exp
expm1-log1p-u cbrt-undiv insert-posit16 log1p-expm1-u add-log-exp
pow-pow associate-*l* cbrt-unprod distribute-lft-out--
clear-num frac-2neg
associate-*r* *-commutative pow-flip inv-pow
Counts
4 → 303
Calls
4 calls:
Slowest
32.0ms
(/ 1 (/ (sqrt k) (pow (* n (* 2 PI)) (/ (- 1 k) 2))))
24.0ms
(/ (sqrt k) (pow (* n (* 2 PI)) (/ (- 1 k) 2)))
19.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
12.0ms
(* n (* 2 PI))

series953.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
355.0ms
(/ 1 (/ (sqrt k) (pow (* n (* 2 PI)) (/ (- 1 k) 2))))
352.0ms
(/ (sqrt k) (pow (* n (* 2 PI)) (/ (- 1 k) 2)))
208.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
38.0ms
(* n (* 2 PI))

simplify1.9m

Counts
390 → 315
Calls
390 calls:
Slowest
991.0ms
(/ (* (* 1 1) 1) (* (* (/ (sqrt k) (pow (* n (* 2 PI)) (/ (- 1 k) 2))) (/ (sqrt k) (pow (* n (* 2 PI)) (/ (- 1 k) 2)))) (/ (sqrt k) (pow (* n (* 2 PI)) (/ (- 1 k) 2)))))
817.0ms
(/ (sqrt 1) (cbrt (/ (sqrt k) (pow (* n (* 2 PI)) (/ (- 1 k) 2)))))
760.0ms
(/ (sqrt (sqrt k)) (sqrt (pow (* n (* 2 PI)) (/ (- 1 k) 2))))
741.0ms
(- (log 1) (- (log (sqrt k)) (* (+ (log n) (log (* 2 PI))) (/ (- 1 k) 2))))
733.0ms
(* (* (* n n) n) (* (* (* 2 PI) (* 2 PI)) (* 2 PI)))

prune3.7s

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0b

regimes142.0ms

Accuracy

0% (0.3b remaining)

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

bsearch4.0ms

end0.0ms

sample7.6s

Algorithm
intervals
Results
4.4s20798×body80nan
2.4s11849×body80valid
1.0msbody160nan