Details

Time bar (total: 4.3s)

sample17.0ms

Algorithm
intervals
Results
11.0ms256×body80valid

simplify25.0ms

Counts
1 → 1

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize28.0ms

Local error

Found 1 expressions with local error:

0.0b
(/ 2 (+ (exp x) (exp (- x))))

rewrite16.0ms

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-cbrt-cube add-exp-log associate-/l*
associate-/r/
expm1-log1p-u pow1 cbrt-undiv clear-num frac-2neg flip3-+ div-exp flip-+ insert-posit16 log1p-expm1-u div-inv add-log-exp
Counts
1 → 36
Calls
1 calls:
Slowest
16.0ms
(/ 2 (+ (exp x) (exp (- x))))

series46.0ms

Counts
1 → 3
Calls
1 calls:
Slowest
46.0ms
(/ 2 (+ (exp x) (exp (- x))))

simplify1.1s

Counts
39 → 39

prune295.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize14.0ms

Local error

Found 3 expressions with local error:

10.1b
(fma (* 5/24 (* x x)) (* x x) (fma (* x x) -1/2 1))
0.4b
(* 5/24 (* x x))
0.2b
(fma (* x x) -1/2 1)

rewrite27.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-cbrt-cube add-exp-log
add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
expm1-log1p-u associate-*l* pow-prod-down prod-exp cbrt-unprod insert-posit16 log1p-expm1-u add-log-exp
fma-udef
associate-*r* *-commutative unswap-sqr
Counts
3 → 44
Calls
3 calls:
Slowest
25.0ms
(* 5/24 (* x x))
0.0ms
(fma (* 5/24 (* x x)) (* x x) (fma (* x x) -1/2 1))
0.0ms
(fma (* x x) -1/2 1)

series219.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
97.0ms
(fma (* x x) -1/2 1)
73.0ms
(fma (* 5/24 (* x x)) (* x x) (fma (* x x) -1/2 1))
48.0ms
(* 5/24 (* x x))

simplify1.3s

Counts
53 → 53

prune383.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes71.0ms

Accuracy

0% (0.0b remaining)

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

bsearch1.0ms

end0.0ms

sample738.0ms

Algorithm
intervals
Results
612.0ms8000×body80valid