Details

Time bar (total: 3.2s)

sample84.0ms

Algorithm
intervals
Results
35.0ms94×body1280valid
19.0ms80×body640valid
11.0ms222×body80overflowed
7.0ms47×body320valid
2.0ms17×body160valid
1.0ms18×body80valid

simplify44.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0159
1249
2329
3449
4599
51749
611539
750019

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 57.7b

localize10.0ms

Local error

Found 2 expressions with local error:

1.7b
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
5.6b
(- (exp x) (exp (- x)))

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
37×*-un-lft-identity
25×add-sqr-sqrt
20×times-frac
13×add-cube-cbrt
distribute-lft-out distribute-lft-out-- difference-of-squares
associate-/l*
add-exp-log associate-/r* add-cbrt-cube add-log-exp
pow1 flip3-- associate-/r/ flip-- associate-/l/
cbrt-undiv sub-neg frac-2neg flip3-+ diff-log div-sub tanh-undef div-exp clear-num flip-+ div-inv
Counts
2 → 61
Calls
2 calls:
24.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
6.0ms
(- (exp x) (exp (- x)))

series108.0ms

Counts
2 → 6
Calls
2 calls:
72.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
35.0ms
(- (exp x) (exp (- x)))

simplify102.0ms

Algorithm
egg-herbie
Counts
67 → 67
Iterations

Useful iterations: 2 (20.0ms)

IterNodesCost
0252836
1806782
23319775
35002775

prune137.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize2.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify2.0ms

Algorithm
egg-herbie
Counts
0 → 0
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
000

prune1.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
021

end0.0ms

sample2.7s

Algorithm
intervals
Results
1.3s3379×body1280valid
577.0ms2417×body640valid
355.0ms7577×body80overflowed
193.0ms1219×body320valid
61.0ms589×body160valid
20.0ms396×body80valid