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7.5.21.0. oneNcfrac
Procedure from library ncfrac.lib (see ncfrac_lib).

Usage:
oneNcfrac(loc), ncloc loc

Purpose:
returns the one fraction in the localization loc

Return:
ncfrac

Example:
 
LIB "ncfrac.lib";
==> // ** redefining testNcfrac (LIB "ncfrac.lib";)
==> // ** redefining testNcloc (    LIB "ncloc.lib";)
ring R = 0,(x,y,Dx,Dy),dp;
def S = Weyl();
setring S;
ncloc loc = ideal(x-42,y-17);
oneNcfrac(loc);
==> left repr.: (1,1)
==> right repr.: (1,1)
==>