Details

Time bar (total: 6.8s)

sample23.0ms

Algorithm
intervals
Results
11.0ms256×body80valid

simplify8.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
078
1108
2128
done128

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize12.0ms

Local error

Found 1 expressions with local error:

0.0b
(/ 2.0 (+ (exp x) (exp (- x))))

rewrite40.0ms

Algorithm
rewrite-expression-head
Rules
18×*-un-lft-identity
12×times-frac
10×add-sqr-sqrt add-cube-cbrt
associate-/r* distribute-lft-out
add-exp-log add-cbrt-cube associate-/l*
associate-/r/
pow1 cbrt-undiv expm1-log1p-u frac-2neg flip3-+ div-exp clear-num flip-+ log1p-expm1-u div-inv add-log-exp
Counts
1 → 35
Calls
1 calls:
38.0ms
(/ 2.0 (+ (exp x) (exp (- x))))

series68.0ms

Counts
1 → 3
Calls
1 calls:
68.0ms
(/ 2.0 (+ (exp x) (exp (- x))))

simplify2.5s

Counts
38 → 38
Iterations

Useful iterations: 3 (700.0ms)

IterNodesCost
080510
1175489
2627457
33824454
done5000454

prune111.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize12.0ms

Local error

Found 2 expressions with local error:

0.0b
(expm1 (log1p (/ 2.0 (+ (exp x) (exp (- x))))))
0.0b
(/ 2.0 (+ (exp x) (exp (- x))))

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
19×*-un-lft-identity
12×times-frac
11×add-sqr-sqrt add-cube-cbrt
add-exp-log associate-/r* add-cbrt-cube distribute-lft-out
associate-/l*
pow1 expm1-log1p-u associate-/r/ log1p-expm1-u add-log-exp
cbrt-undiv expm1-log1p frac-2neg flip3-+ div-exp clear-num flip-+ div-inv expm1-udef
Counts
2 → 46
Calls
2 calls:
0.0ms
(expm1 (log1p (/ 2.0 (+ (exp x) (exp (- x))))))
27.0ms
(/ 2.0 (+ (exp x) (exp (- x))))

series293.0ms

Counts
2 → 6
Calls
2 calls:
231.0ms
(expm1 (log1p (/ 2.0 (+ (exp x) (exp (- x))))))
62.0ms
(/ 2.0 (+ (exp x) (exp (- x))))

simplify2.7s

Counts
52 → 52
Iterations

Useful iterations: 3 (904.0ms)

IterNodesCost
0100692
1216645
2794596
34963595
done5000595

prune242.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes72.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0910
11010
done1010

end0.0ms

sample547.0ms

Algorithm
intervals
Results
380.0ms8000×body80valid