Name

is_scalar — check if a matrix is a scalar

CALLING SEQUENCE

[ret]=is_scalar(x)

PARAMETERS

Input

• x = a (nxm) matrix

Output

• ret0 = 1 if x is scalar, 0 in other cases

DESCRIPTION

Checks if a matrix is a scalar

EXAMPLE


1) is_scalar(5)

2) is_scalar(ones((4,1))

 

Example 1 returns 1, Example 2 returns 0. 



               

AUTHOR

Eric Dubois 2002