Details

Time bar (total: 23.9s)

sample247.0ms

Algorithm
intervals
Results
117.0ms111×body1280valid
54.0ms82×body640valid
39.0ms284×body80nan
14.0ms34×body320valid
6.0ms22×body160valid
1.0msbody80valid

simplify165.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
165.0ms
(* (/ 1 2) (log (/ (+ 1 x) (- 1 x))))

prune12.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.6b

localize20.0ms

Local error

Found 2 expressions with local error:

5.3b
(log (/ (+ x 1) (- 1 x)))
0.0b
(/ (+ x 1) (- 1 x))

rewrite34.0ms

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
24.0ms
(/ (+ x 1) (- 1 x))
6.0ms
(log (/ (+ x 1) (- 1 x)))

series136.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
99.0ms
(log (/ (+ x 1) (- 1 x)))
37.0ms
(/ (+ x 1) (- 1 x))

simplify4.4s

Counts
101 → 103
Calls
101 calls:
Slowest
458.0ms
(/ (* (* (+ x 1) (+ x 1)) (+ x 1)) (* (* (- 1 x) (- 1 x)) (- 1 x)))
412.0ms
(+ (* 2 (/ 1 x)) (+ (* 2/3 (/ 1 (pow x 3))) (log -1)))
351.0ms
(+ (* 2 (/ 1 x)) (+ (* 2/3 (/ 1 (pow x 3))) (log -1)))
341.0ms
(log (/ (+ x 1) (- (pow 1 3) (pow x 3))))
318.0ms
(+ (* 2 x) (+ (* 2/3 (pow x 3)) (* 2/5 (pow x 5))))

prune708.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize37.0ms

Local error

Found 1 expressions with local error:

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

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
pow1 *-un-lft-identity add-cbrt-cube associate-*r* associate-*l* add-exp-log add-cube-cbrt
fma-udef
distribute-rgt-in expm1-log1p-u distribute-lft-in pow-prod-down prod-exp *-commutative cbrt-unprod insert-posit16 log1p-expm1-u add-log-exp unswap-sqr
Counts
1 → 23
Calls
1 calls:
Slowest
10.0ms
(* x (fma 2/3 (* x x) 2))

series142.0ms

Counts
1 → 3
Calls
1 calls:
Slowest
142.0ms
(* x (fma 2/3 (* x x) 2))

simplify1.3s

Counts
15 → 26
Calls
15 calls:
Slowest
725.0ms
(* (* (* x x) x) (* (* (fma 2/3 (* x x) 2) (fma 2/3 (* x x) 2)) (fma 2/3 (* x x) 2)))
154.0ms
(+ (* 2 x) (* 2/3 (pow x 3)))
125.0ms
(+ (* 2 x) (* 2/3 (pow x 3)))
114.0ms
(+ (* 2 x) (* 2/3 (pow x 3)))
41.0ms
(* (sqrt x) (sqrt (fma 2/3 (* x x) 2)))

prune239.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0b

localize50.0ms

Local error

Found 2 expressions with local error:

0.2b
(* 2/3 (* x x))
0.1b
(* x (* 2/3 (* x x)))

rewrite89.0ms

Algorithm
rewrite-expression-head
Rules
16×pow1 add-cbrt-cube add-exp-log
pow-prod-down prod-exp cbrt-unprod
associate-*l*
add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
expm1-log1p-u associate-*r* *-commutative insert-posit16 log1p-expm1-u add-log-exp
unswap-sqr
Counts
2 → 46
Calls
2 calls:
Slowest
60.0ms
(* x (* 2/3 (* x x)))
28.0ms
(* 2/3 (* x x))

series67.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
39.0ms
(* x (* 2/3 (* x x)))
28.0ms
(* 2/3 (* x x))

simplify2.5s

Counts
28 → 52
Calls
28 calls:
Slowest
567.0ms
(* (* (* x x) x) (* (* (* 2/3 (* x x)) (* 2/3 (* x x))) (* 2/3 (* x x))))
514.0ms
(* (* (* x x) x) (* (* (* 2/3 2/3) 2/3) (* (* (* x x) (* x x)) (* x x))))
423.0ms
(* (* (* x x) x) (* (* (* 2/3 2/3) 2/3) (* (* (* x x) x) (* (* x x) x))))
274.0ms
(* (* (* 2/3 2/3) 2/3) (* (* (* x x) x) (* (* x x) x)))
195.0ms
(* (* (* 2/3 2/3) 2/3) (* (* (* x x) (* x x)) (* x x)))

prune563.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize17.0ms

Local error

Found 2 expressions with local error:

5.3b
(log (- 1 x))
0.0b
(- (log1p x) (log (- 1 x)))

rewrite16.0ms

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
8.0ms
(- (log1p x) (log (- 1 x)))
7.0ms
(log (- 1 x))

series172.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
142.0ms
(- (log1p x) (log (- 1 x)))
29.0ms
(log (- 1 x))

simplify4.3s

Counts
57 → 70
Calls
57 calls:
Slowest
410.0ms
(- (+ (* 2/3 (/ 1 (pow x 3))) (* 2 (/ 1 x))) (log -1))
373.0ms
(- (+ (log (/ -1 x)) (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x))))
365.0ms
(+ (* 2 (/ 1 x)) (+ (* 2/3 (/ 1 (pow x 3))) (log -1)))
339.0ms
(+ (* 2 x) (+ (* 2/3 (pow x 3)) (* 2/5 (pow x 5))))
292.0ms
(- (log -1) (+ (log (/ 1 x)) (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x))))

prune412.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

regimes16.0ms

Accuracy

0% (0.2b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 0.2b

bsearch8.0ms

end0.0ms

sample8.2s

Algorithm
intervals
Results
3.6s3400×body1280valid
2.5s2551×body640valid
1.1s8133×body80nan
516.0ms1192×body320valid
168.0ms641×body160valid
26.0ms216×body80valid