testmatrix

testmatrix — generate some particular matrices

Calling sequence

[y]=testmatrix(name,n)  

Parameters

name : a character string
n : integers, matrix size
y : n x m matrix

Description

Create some particular matrices

testmatrix('magi',n): returns a magic square of size n .
testmatrix('frk',n): returns the Franck matrix :
testmatrix('hilb',n): is the inverse of the nxn Hilbert matrix (Hij= 1/(i+j-1)).