mimiqcircuits.operations.operators.diagonals

Classes

DiagonalOp(a, b)

One-qubit diagonal operator.

class mimiqcircuits.operations.operators.diagonals.DiagonalOp(a, b)

Bases: AbstractOperator

One-qubit diagonal operator.

The corresponding matrix is given by:

Matrix Representation

\[\begin{split}\begin{pmatrix} a & 0 \\ 0 & b \end{pmatrix}\end{split}\]

where a and b are complex numbers.

See also

Operator, Projector0, Projector1

Parameters:

• a (complex) – The top-left entry of the diagonal matrix.

• b (complex) – The bottom-right entry of the diagonal matrix.

Examples

>>> from mimiqcircuits import *
>>> op = DiagonalOp(1, 0.5)

>>> c = Circuit()
>>> c.push(ExpectationValue(DiagonalOp(1, 0.5)), 1, 2)
2-qubit, 3-zvar circuit with 1 instruction:
└── ⟨D(1, 0.5)⟩ @ q[1], z[2]

__init__(a, b)

property parnames

rescale(scale)

Return a new rescaled DiagonalOp operator.

rescale_inplace(scale)

In-place rescaling of the DiagonalOp operator.

opsquared()

Return the operator with each parameter squared.