Previous Up Next

5.54.2  l2 matrix norm: norm l2norm

norm (or l2norm) takes as argument a matrix A=aj,k (see also 5.44.1).
norm (or l2norm) returns √j,k aj,k2.
Input:

norm([[1,2],[3,-4]])

or:

l2norm([[1,2],[3,-4]])

Output:

sqrt(30)

Previous Up Next