Name

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)).