(FPCore (x) :precision binary64 (log (+ x (sqrt (- (* x x) 1.0)))))
double code(double x) {
return log((x + sqrt(((x * x) - 1.0))));
}
real(8) function code(x)
real(8), intent (in) :: x
code = log((x + sqrt(((x * x) - 1.0d0))))
end function
public static double code(double x) {
return Math.log((x + Math.sqrt(((x * x) - 1.0))));
}
def code(x): return math.log((x + math.sqrt(((x * x) - 1.0))))
function code(x) return log(Float64(x + sqrt(Float64(Float64(x * x) - 1.0)))) end
function tmp = code(x) tmp = log((x + sqrt(((x * x) - 1.0)))); end
code[x_] := N[Log[N[(x + N[Sqrt[N[(N[(x * x), $MachinePrecision] - 1.0), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]], $MachinePrecision]
\log \left(x + \sqrt{x \cdot x - 1}\right)
Please include this information when filing a bug report:
herbie shell --seed 2022150
(FPCore (x)
:name "Hyperbolic arc-cosine"
:precision binary64
(log (+ x (sqrt (- (* x x) 1.0)))))
| application: required keyword argument not supplied procedure: batch-egg-rewrite required keyword: #:rules arguments...: '(#<rule erfc-erf_binary64> #<rule erf-erfc_binary64> #<rule erf-odd_binary64> #<rule prod-diff_binary64> #<rule hypot-udef_binary64> #<rule expm1-log1p-u_binary64> #<rule log1p-expm1-u_binary64> #<rule log1p-udef_binary64> #<rule expm1-udef_binary64> #... #:depths '(1 1 1 1) #:roots '((2) (2) (2) (2)) | L | C | |
|---|---|---|---|
| (unnamed) | /opt/racket-8.1/collects/racket/private/kw.rkt | 1558 | 14 |
| rewrite-expressions | /data/pavpan/nightlies/herbie/timeline/src/core/matcher.rkt | 171 | 0 |
| gen-rewrites! | /data/pavpan/nightlies/herbie/timeline/src/patch.rkt | 144 | 0 |
| patch-table-run | /data/pavpan/nightlies/herbie/timeline/src/patch.rkt | 291 | 0 |
| (unnamed) | /opt/racket-8.1/collects/racket/contract/private/arrow-val-first.rkt | 486 | 18 |
| run-iter! | /data/pavpan/nightlies/herbie/timeline/src/mainloop.rkt | 246 | 0 |
| mutate! | /data/pavpan/nightlies/herbie/timeline/src/mainloop.rkt | 379 | 0 |
| run-improve! | /data/pavpan/nightlies/herbie/timeline/src/mainloop.rkt | 326 | 0 |
| (unnamed) | /data/pavpan/nightlies/herbie/timeline/src/sandbox.rkt | 66 | 6 |
| (unnamed) | /opt/racket-8.1/share/pkgs/profile-lib/main.rkt | 40 | 10 |
| profile-thunk | /opt/racket-8.1/share/pkgs/profile-lib/main.rkt | 9 | 0 |
| (unnamed) | /opt/racket-8.1/collects/racket/engine.rkt | 42 | 24 |