Details

Time bar (total: 20.7s)

sample160.0ms

Algorithm
intervals
Results
73.0ms240×body10240exit
39.0ms99×body1280valid
20.0ms80×body640valid
7.0ms40×body320valid
2.0ms18×body160valid
1.0ms19×body80valid

simplify8.8s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0713
11513
22513
33113
44213
57013
613613
760513
8477613
done500013

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.8b

localize8.0ms

Local error

Found 2 expressions with local error:

2.7b
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
6.2b
(- (exp x) (exp (- x)))

rewrite122.0ms

Algorithm
rewrite-expression-head
Rules
44×*-un-lft-identity
32×add-sqr-sqrt
20×add-cube-cbrt times-frac
prod-diff
distribute-lft-out distribute-lft-out-- difference-of-squares
associate-/l*
add-exp-log associate-/r* add-cbrt-cube add-log-exp
fma-neg
pow1 expm1-log1p-u flip3-- associate-/r/ flip-- log1p-expm1-u associate-/l/
cbrt-undiv sub-neg frac-2neg flip3-+ diff-log div-sub tanh-undef div-exp clear-num flip-+ div-inv
Counts
2 → 77
Calls
2 calls:
101.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
18.0ms
(- (exp x) (exp (- x)))

series137.0ms

Counts
2 → 6
Calls
2 calls:
93.0ms
(/ (- (exp x) (exp (- x))) (+ (exp x) (exp (- x))))
45.0ms
(- (exp x) (exp (- x)))

simplify1.7s

Counts
83 → 83
Iterations

Useful iterations: done (1.7s)

IterNodesCost
01341618
13231441
214151288
done50021231

prune200.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize2.0ms

Local error

Found 1 expressions with local error:

0.0b
(tanh x)

rewrite2.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-sqr-sqrt expm1-log1p-u add-cube-cbrt *-un-lft-identity add-cbrt-cube log1p-expm1-u tanh-def add-log-exp
Counts
1 → 12
Calls
1 calls:
1.0ms
(tanh x)

series103.0ms

Counts
1 → 3
Calls
1 calls:
103.0ms
(tanh x)

simplify2.0s

Counts
15 → 15
Iterations

Useful iterations: 3 (129.0ms)

IterNodesCost
044113
19387
220782
365981
4343781
done500081

prune32.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0.0b

simplify0.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
022
done22

end0.0ms

sample7.4s

Algorithm
intervals
Results
3.9s7481×body10240exit
1.5s3301×body1280valid
1.1s2466×body640valid
339.0ms1220×body320valid
65.0ms587×body160valid
25.0ms426×body80valid