Home Online Manual
Top
Back: ivmatInit
Forward: unitMatrix
FastBack:
FastForward:
Up: rootisolation_lib
Top: Singular Manual
Contents: Table of Contents
Index: Index
About: About this document

D.15.32.5 ivmatSet

Procedure from library rootisolation.lib (see rootisolation_lib).

Usage:
ivmatSet(A, i, j, I); A ivmat, i, j, int, I interval

Return:
interval matrix A where A[i][j] == I

Purpose:
modify a single entry of an ivmat

Example:
 
LIB "rootisolation.lib";
ring R = 0,x,dp;
ivmat A = ivmatInit(2,2);             A;
==> [0, 0],[0, 0]
==> [0, 0],[0, 0]
==> 
A = ivmatSet(A, 1, 2, bounds(1, 2));  A;
==> [0, 0],[1, 2]
==> [0, 0],[0, 0]
==>