bandwidth

Lower and upper matrix bandwidth.

Syntax

• [lower, upper] = bandwidth(A)
• R = bandwidth(A, type)

Input argument

• A - Input matrix
• type - 'upper' or 'lower'

Output argument

• lower, upper - lower bandwidth,
• R - lower or upper bandwidth.

Description

[lower, upper] = bandwidth(A) returns lower and upper bandwidths of matrix A.

Example

M = [10 -20 40; -50 20 0; 10 0 30]
[lower, upper] = bandwidth(M)

See also

isbanded.

History

Author

Allan CORNET