Top
Back: pos_def
Forward: eigenvals
FastBack:
FastForward:
Up: linalg_lib
Top: Singular Manual
Contents: Table of Contents
Index: Index
About: About this document

D.3.2.17 hessenberg

Procedure from library linalg.lib (see linalg_lib).

Usage:
hessenberg(M); matrix M

Assume:
M constant square matrix

Return:
matrix H; Hessenberg form of M

Example:
 
LIB "linalg.lib";
ring R=0,x,dp;
matrix M[3][3]=3,2,1,0,2,1,0,0,3;
print(M);
==> 3,2,1,
==> 0,2,1,
==> 0,0,3 
print(hessenberg(M));
==> 3,2,1,
==> 0,2,1,
==> 0,0,3 


Top Back: pos_def Forward: eigenvals FastBack: FastForward: Up: linalg_lib Top: Singular Manual Contents: Table of Contents Index: Index About: About this document
            User manual for Singular version 4-0-3, 2016, generated by texi2html.