NormOperator

class odl.NormOperator(*args, **kwargs)

Bases: Operator

Vector space norm as an operator.

Implements:

NormOperator()(x) <==> x.norm()

This is only applicable in normed spaces, i.e., spaces implementing a norm method.

See Also

InnerProductOperator : Inner product with a fixed space element. DistOperator : Distance to a fixed space element.

__init__(space)

Initialize a new instance.

Parameters

spaceLinearSpace

Space to take the norm in.

Examples

>>> r2 = odl.rn(2)
>>> op = NormOperator(r2)
>>> op([3, 4])
5.0