Norm2-atom function

The Norm2 atom.

The 2-norm of an expression.

Norm2(x, axis = NA_real_, keepdims = FALSE)

Arguments

• x: An Expression object.
• axis: (Optional) The dimension across which to apply the function: 1 indicates rows, 2 indicates columns, and NA indicates rows and columns. The default is NA.
• keepdims: (Optional) Should dimensions be maintained when applying the atom along an axis? If FALSE, result will be collapsed into an $n x 1$ column vector. The default is FALSE.

Returns

Returns the 2-norm of x.