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D.15.32.4 ivmatInit

Procedure from library rootisolation.lib (see rootisolation_lib).

Usage:
ivmatInit(m, n); m, n int

Return:
mxn matrix of [0,0]-intervals

Purpose:
initialises an interval matrix with [0,0] intervals to ensure the proper structure of the ivmat type

Example:
 
LIB "rootisolation.lib";
ring R = 0,x(1..5),dp;
ivmat A = ivmatInit(4, 5); A;
==> [0, 0],[0, 0],[0, 0],[0, 0],[0, 0]
==> [0, 0],[0, 0],[0, 0],[0, 0],[0, 0]
==> [0, 0],[0, 0],[0, 0],[0, 0],[0, 0]
==> [0, 0],[0, 0],[0, 0],[0, 0],[0, 0]
==>