# realSlice2D -- computes a real slice for a two dimensional witness set

## Synopsis

• Usage:
slc = realSlice2D(w)
• Inputs:
• w, , a witness set for a solution set
• Optional inputs:
• Outputs:
• slc, a list, list of linear equations with the largest number of real solutions

## Description

A real slice is a set of linear equations with the largest number of real solutions of the equations for a given witness set.

 i1 : R = CC[x,y,z];