Details

Time bar (total: 19.0s)

sample196.0ms

Algorithm
intervals
Results
81.0ms85×body1280valid
54.0ms92×body640valid
22.0ms240×body80nan
16.0ms44×body320valid
8.0ms28×body160valid
1.0msbody80valid

simplify184.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
184.0ms
(* (/ 1 2) (log (/ (+ 1 x) (- 1 x))))

prune14.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.1b

localize26.0ms

Local error

Found 2 expressions with local error:

7.0b
(log (/ (+ x 1) (- 1 x)))
0.0b
(/ (+ x 1) (- 1 x))

rewrite50.0ms

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
35.0ms
(/ (+ x 1) (- 1 x))
12.0ms
(log (/ (+ x 1) (- 1 x)))

series127.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
96.0ms
(log (/ (+ x 1) (- 1 x)))
31.0ms
(/ (+ x 1) (- 1 x))

simplify4.6s

Counts
101 → 103
Calls
101 calls:
Slowest
499.0ms
(/ (* (* (+ x 1) (+ x 1)) (+ x 1)) (* (* (- 1 x) (- 1 x)) (- 1 x)))
405.0ms
(+ (* 2 (/ 1 x)) (+ (* 2/3 (/ 1 (pow x 3))) (log -1)))
356.0ms
(+ (* 2 (/ 1 x)) (+ (* 2/3 (/ 1 (pow x 3))) (log -1)))
329.0ms
(+ (* 2 x) (+ (* 2/3 (pow x 3)) (* 2/5 (pow x 5))))
316.0ms
(log (/ (+ x 1) (- (pow 1 3) (pow x 3))))

prune681.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 1 expressions with local error:

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

rewrite6.0ms

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
6.0ms
(* x (fma 2/3 (* x x) 2))

series117.0ms

Counts
1 → 3
Calls
1 calls:
Slowest
117.0ms
(* x (fma 2/3 (* x x) 2))

simplify1.6s

Counts
15 → 26
Calls
15 calls:
Slowest
918.0ms
(* (* (* x x) x) (* (* (fma 2/3 (* x x) 2) (fma 2/3 (* x x) 2)) (fma 2/3 (* x x) 2)))
163.0ms
(+ (* 2 x) (* 2/3 (pow x 3)))
155.0ms
(+ (* 2 x) (* 2/3 (pow x 3)))
149.0ms
(+ (* 2 x) (* 2/3 (pow x 3)))
52.0ms
(* x (fma 2/3 (* x x) 2))

prune246.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize32.0ms

Local error

Found 2 expressions with local error:

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

rewrite57.0ms

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
44.0ms
(* x (* 2/3 (* x x)))
13.0ms
(* 2/3 (* x x))

series95.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
57.0ms
(* x (* 2/3 (* x x)))
38.0ms
(* 2/3 (* x x))

simplify2.3s

Counts
28 → 52
Calls
28 calls:
Slowest
493.0ms
(* (* (* x x) x) (* (* (* 2/3 2/3) 2/3) (* (* (* x x) (* x x)) (* x x))))
486.0ms
(* (* (* x x) x) (* (* (* 2/3 (* x x)) (* 2/3 (* x x))) (* 2/3 (* x x))))
460.0ms
(* (* (* x x) x) (* (* (* 2/3 2/3) 2/3) (* (* (* x x) x) (* (* x x) x))))
204.0ms
(* (* (* 2/3 2/3) 2/3) (* (* (* x x) (* x x)) (* x x)))
187.0ms
(* (* (* 2/3 2/3) 2/3) (* (* (* x x) x) (* (* x x) x)))

prune514.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

end0.0ms

sample8.2s

Algorithm
intervals
Results
4.0s3330×body1280valid
1.7s2506×body640valid
1.4s8060×body80nan
585.0ms1304×body320valid
204.0ms663×body160valid
24.0ms197×body80valid