pygsti.tools.matrixtools.column_basis_vector#
- column_basis_vector(i, dim)#
Returns the ith standard basis vector in dimension dim.
- Parameters:
i (int) – Basis vector index.
dim (int) – Vector dimension.
- Returns:
An array of shape (dim, 1) that is all zeros except for its i-th element, which equals 1.
- Return type:
numpy.ndarray