1. In a computer comprising a display, a method for processing a user's handwriting provided as input to the computer, the method comprising steps of: digitizing the user's handwriting to provide a polyline representation of the user's handwriting; converting the polyline representation of the user's handwriting to provide a parametric representation of the user's handwriting; and performing edge-smoothing processing based on the parametric representation of the user's handwriting to provide a filtered and smoothed representation of the user's handwriting.