Details

Time bar (total: 27.2s)

sample15.0ms

Algorithm
intervals
Results
7.0ms256×body80valid

simplify11.3s

Counts
1 → 1

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize7.0ms

Local error

Found 1 expressions with local error:

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

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
18×*-un-lft-identity
12×times-frac
10×add-sqr-sqrt add-cube-cbrt
4×associate-/r* distribute-lft-out
3×add-exp-log add-cbrt-cube associate-/l*
2×associate-/r/
1×pow1 cbrt-undiv frac-2neg flip3-+ div-exp clear-num flip-+ div-inv add-log-exp
Counts
1 → 33
Calls
1 calls:
24.0ms
(/ 2.0 (+ (exp x) (exp (- x))))

series52.0ms

Counts
1 → 3
Calls
1 calls:
52.0ms
(/ 2.0 (+ (exp x) (exp (- x))))

simplify738.0ms

Counts
36 → 36

prune141.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize20.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (sqrt 2.0) (/ (+ (exp x) (exp (- x))) (sqrt 2.0)))
0.4b
(/ (+ (exp x) (exp (- x))) (sqrt 2.0))

rewrite128.0ms

Algorithm
rewrite-expression-head
Rules
360×times-frac
280×*-un-lft-identity
186×sqrt-prod
182×add-sqr-sqrt add-cube-cbrt
49×distribute-lft-out
34×associate-/r*
10×associate-/l*
9×add-exp-log add-cbrt-cube div-inv
4×cbrt-undiv div-exp
2×pow1 frac-2neg clear-num associate-/l/ add-log-exp
1×flip3-+ associate-/r/ flip-+
Counts
2 → 265
Calls
2 calls:
52.0ms
(/ (sqrt 2.0) (/ (+ (exp x) (exp (- x))) (sqrt 2.0)))
54.0ms
(/ (+ (exp x) (exp (- x))) (sqrt 2.0))

series265.0ms

Counts
2 → 6
Calls
2 calls:
151.0ms
(/ (sqrt 2.0) (/ (+ (exp x) (exp (- x))) (sqrt 2.0)))
114.0ms
(/ (+ (exp x) (exp (- x))) (sqrt 2.0))

simplify1.5s

Counts
271 → 271

prune686.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes84.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify11.7s

end0.0ms

sample599.0ms

Algorithm
intervals
Results
395.0ms8000×body80valid