pygsti.tools.optools.frobeniusdist_squared

frobeniusdist_squared(a, b)

Returns the square of the frobenius distance between arrays: (||a - b||_Fro)^2.

This could be inlined, but we’re keeping it for API consistency with other distance functions.

Parameters:

• a (numpy array) – First matrix.

• b (numpy array) – Second matrix.

Returns:

The resulting frobenius distance.

Return type:

float