Details

Time bar (total: 3.0s)

sample290.0ms

Algorithm
intervals
Results
11.0ms256×body80valid
6.0ms245×body80nan

simplify11.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0166
1196
2216
3216

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
0.0b
(/ (- 1.0 x) (+ 1.0 x))
0.0b
(sqrt (/ (- 1.0 x) (+ 1.0 x)))

rewrite29.0ms

Algorithm
rewrite-expression-head
Rules
64×*-un-lft-identity
45×add-sqr-sqrt
41×times-frac
26×sqrt-prod
24×add-cube-cbrt
11×distribute-lft-out
9×distribute-lft-out-- difference-of-squares
5×add-exp-log add-cbrt-cube associate-/l*
4×pow1 associate-/r* associate-/r/
3×add-log-exp
2×rem-sqrt-square flip3-+ flip-+ div-inv associate-/l/
1×cbrt-undiv flip3-- frac-2neg sqrt-pow1 pow1/2 sqrt-div div-sub div-exp clear-num flip--
Counts
3 → 91
Calls
3 calls:
0.0ms
(atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
11.0ms
(/ (- 1.0 x) (+ 1.0 x))
12.0ms
(sqrt (/ (- 1.0 x) (+ 1.0 x)))

series150.0ms

Counts
3 → 9
Calls
3 calls:
3.0ms
(atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
37.0ms
(/ (- 1.0 x) (+ 1.0 x))
110.0ms
(sqrt (/ (- 1.0 x) (+ 1.0 x)))

simplify42.0ms

Algorithm
egg-herbie
Counts
100 → 100
Iterations

Useful iterations: 2 (31.0ms)

IterNodesCost
0354753
11071709
25001690

prune210.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize11.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
0.0b
(/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
0.0b
(sqrt (* (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))) (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
0.0b
(* (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))) (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))

rewrite199.0ms

Algorithm
rewrite-expression-head
Rules
671×sqrt-prod
586×*-un-lft-identity
528×times-frac
514×add-sqr-sqrt
228×add-cube-cbrt
138×swap-sqr
82×distribute-lft-out
74×distribute-lft-out--
62×associate-*r* associate-*l*
52×difference-of-squares
25×unswap-sqr
20×add-exp-log add-cbrt-cube
19×pow1 sqrt-div
16×associate-/l*
14×associate-/r*
12×associate-/r/
6×cbrt-undiv sqrt-undiv sqrt-pow1 flip3-+ div-exp flip-+ div-inv
4×prod-exp cbrt-unprod associate-/l/ add-log-exp
2×pow2 frac-times flip3-- frac-2neg pow-plus associate-*r/ pow-prod-down associate-*l/ clear-num pow-sqr pow-prod-up flip--
1×rem-sqrt-square pow1/2 sqrt-unprod rem-square-sqrt *-commutative
Counts
4 → 508
Calls
4 calls:
12.0ms
(/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
12.0ms
(/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
20.0ms
(sqrt (* (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))) (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
107.0ms
(* (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))) (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))

series321.0ms

Counts
4 → 12
Calls
4 calls:
95.0ms
(/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
97.0ms
(/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
95.0ms
(sqrt (* (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))) (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
34.0ms
(* (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))) (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))

simplify156.0ms

Algorithm
egg-herbie
Counts
520 → 520
Iterations

Useful iterations: 2 (84.0ms)

IterNodesCost
09447930
149076824
250026801

prune836.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01414
11414

end0.0ms

sample741.0ms

Algorithm
intervals
Results
322.0ms8000×body80valid
211.0ms8243×body80nan