Details

Time bar (total: 26.9s)

sample208.0ms

Algorithm
intervals
Results
94.0ms109×body1280valid
44.0ms83×body640valid
38.0ms251×body80nan
15.0ms41×body320valid
4.0ms15×body160valid
1.0msbody80valid

simplify128.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
128.0ms
(* (/ 1 2) (log (/ (+ 1 x) (- 1 x))))

prune13.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.3b

localize25.0ms

Local error

Found 2 expressions with local error:

5.0b
(log (/ (+ x 1) (- 1 x)))
0.0b
(/ (+ x 1) (- 1 x))

rewrite56.0ms

Algorithm
rewrite-expression-head
Rules
78×*-un-lft-identity
52×add-sqr-sqrt
48×times-frac
30×log-prod
25×add-cube-cbrt
18×difference-of-squares
13×distribute-lft-out
distribute-lft-out--
add-exp-log
associate-/r*
add-cbrt-cube associate-/r/ associate-/l*
pow1
expm1-log1p-u flip3-- div-exp rem-log-exp insert-posit16 log1p-expm1-u div-inv flip-- add-log-exp associate-/l/
cbrt-undiv log-div clear-num frac-2neg flip3-+ log-pow flip-+
Counts
2 → 97
Calls
2 calls:
Slowest
41.0ms
(/ (+ x 1) (- 1 x))
12.0ms
(log (/ (+ x 1) (- 1 x)))

series151.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
118.0ms
(log (/ (+ x 1) (- 1 x)))
33.0ms
(/ (+ x 1) (- 1 x))

simplify4.9s

Counts
101 → 103
Calls
101 calls:
Slowest
532.0ms
(/ (* (* (+ x 1) (+ x 1)) (+ x 1)) (* (* (- 1 x) (- 1 x)) (- 1 x)))
456.0ms
(+ (* 2 (/ 1 x)) (+ (* 2/3 (/ 1 (pow x 3))) (log -1)))
442.0ms
(+ (* 2 (/ 1 x)) (+ (* 2/3 (/ 1 (pow x 3))) (log -1)))
337.0ms
(+ (* 2 x) (+ (* 2/3 (pow x 3)) (* 2/5 (pow x 5))))
328.0ms
(log (/ (+ x 1) (- (pow 1 3) (pow x 3))))

prune568.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize21.0ms

Local error

Found 2 expressions with local error:

0.0b
(* x (fma 2/3 (* x x) 2))
0.0b
(fma 2/5 (pow x 5) (* x (fma 2/3 (* x x) 2)))

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt
associate-*r* associate-*l* fma-udef
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
distribute-rgt-in distribute-lft-in pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
2 → 34
Calls
2 calls:
Slowest
12.0ms
(* x (fma 2/3 (* x x) 2))
0.0ms
(fma 2/5 (pow x 5) (* x (fma 2/3 (* x x) 2)))

series199.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
111.0ms
(* x (fma 2/3 (* x x) 2))
88.0ms
(fma 2/5 (pow x 5) (* x (fma 2/3 (* x x) 2)))

simplify2.4s

Counts
18 → 40
Calls
18 calls:
Slowest
763.0ms
(* (* (* x x) x) (* (* (fma 2/3 (* x x) 2) (fma 2/3 (* x x) 2)) (fma 2/3 (* x x) 2)))
354.0ms
(+ (* 2 x) (+ (* 2/3 (pow x 3)) (* 2/5 (pow x 5))))
287.0ms
(+ (* 2 x) (+ (* 2/3 (pow x 3)) (* 2/5 (pow x 5))))
280.0ms
(+ (* 2 x) (+ (* 2/3 (pow x 3)) (* 2/5 (pow x 5))))
159.0ms
(+ (* 2 x) (* 2/3 (pow x 3)))

prune400.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize43.0ms

Local error

Found 3 expressions with local error:

0.2b
(* 2/3 (* x x))
0.1b
(* (* 2/3 (* x x)) x)
0.0b
(fma 2/5 (pow x 5) (+ (* (* 2/3 (* x x)) x) (* 2 x)))

rewrite61.0ms

Algorithm
rewrite-expression-head
Rules
17×pow1 add-cbrt-cube add-exp-log
pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
associate-*r* associate-*l*
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
*-commutative
fma-udef unswap-sqr
Counts
3 → 57
Calls
3 calls:
Slowest
36.0ms
(* (* 2/3 (* x x)) x)
23.0ms
(* 2/3 (* x x))
0.0ms
(fma 2/5 (pow x 5) (+ (* (* 2/3 (* x x)) x) (* 2 x)))

series169.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
89.0ms
(fma 2/5 (pow x 5) (+ (* (* 2/3 (* x x)) x) (* 2 x)))
52.0ms
(* (* 2/3 (* x x)) x)
28.0ms
(* 2/3 (* x x))

simplify3.5s

Counts
30 → 66
Calls
30 calls:
Slowest
896.0ms
(* (* (* (* 2/3 2/3) 2/3) (* (* (* x x) x) (* (* x x) x))) (* (* x x) x))
491.0ms
(* (* (* (* 2/3 (* x x)) (* 2/3 (* x x))) (* 2/3 (* x x))) (* (* x x) x))
348.0ms
(+ (* 2 x) (+ (* 2/3 (pow x 3)) (* 2/5 (pow x 5))))
347.0ms
(+ (* 2 x) (+ (* 2/3 (pow x 3)) (* 2/5 (pow x 5))))
331.0ms
(+ (* 2 x) (+ (* 2/3 (pow x 3)) (* 2/5 (pow x 5))))

prune645.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0.0b

localize17.0ms

Local error

Found 2 expressions with local error:

4.8b
(log (- 1 x))
0.0b
(- (log1p x) (log (- 1 x)))

rewrite27.0ms

Algorithm
rewrite-expression-head
Rules
21×*-un-lft-identity
20×add-sqr-sqrt
12×log-prod prod-diff add-cube-cbrt
pow1
associate--r+
log-pow difference-of-squares
log-div distribute-lft-out--
flip3-- fma-neg add-exp-log flip-- add-log-exp
expm1-log1p-u sub-neg log1p-def add-cbrt-cube diff-log insert-posit16 log1p-expm1-u associate--r-
log1p-udef rem-log-exp
Counts
2 → 64
Calls
2 calls:
Slowest
16.0ms
(- (log1p x) (log (- 1 x)))
9.0ms
(log (- 1 x))

series187.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
152.0ms
(- (log1p x) (log (- 1 x)))
35.0ms
(log (- 1 x))

simplify4.7s

Counts
57 → 70
Calls
57 calls:
Slowest
514.0ms
(- (+ (* 2/3 (/ 1 (pow x 3))) (* 2 (/ 1 x))) (log -1))
429.0ms
(+ (* 2 (/ 1 x)) (+ (* 2/3 (/ 1 (pow x 3))) (log -1)))
406.0ms
(- (+ (log (/ -1 x)) (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x))))
342.0ms
(+ (* 2 x) (+ (* 2/3 (pow x 3)) (* 2/5 (pow x 5))))
303.0ms
(- (log -1) (+ (log (/ 1 x)) (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x))))

prune309.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

regimes33.0ms

Accuracy

0% (0.0b remaining)

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

bsearch2.0ms

end0.0ms

sample8.1s

Algorithm
intervals
Results
3.6s3390×body1280valid
1.7s2587×body640valid
1.3s7971×body80nan
947.0ms1227×body320valid
219.0ms603×body160valid
23.0ms193×body80valid