Function: round
Section: conversions
C-Name: round0
Prototype: GD&
Help: round(x,{&e}): take the nearest integer to all the coefficients of x.
 If e is present, do not take into account loss of integer part precision,
 and set e = error estimate in bits
Description:
 (small):small:parens   $1
 (int):int:copy:parens  $1
 (real):int             roundr($1)
 (mp):int               mpround($1)
 (mp, &small):int       grndtoi($1, &$2)
 (mp, &int):int         round0($1, &$2)
 (gen):gen              ground($1)
 (gen, &small):gen      grndtoi($1, &$2)
 (gen, &int):gen        round0($1, &$2)

