.. _qpu_index_using:

=============
Using the QPU
=============

.. toctree::
    :hidden:
    :maxdepth: 1

    index_formulation
    decomposing
    embedding_guidance
    solver_parameters
    solver_configuration
    postprocessing
    index_examples_advanced

Guidance and best practices for QPU usage.

.. grid:: 3
    :gutter: 2

    .. grid-item-card:: :ref:`qpu_index_formulation`
        :link: qpu_index_formulation
        :link-type: ref

        Formulating problems for the quantum computer.

    .. grid-item-card:: :ref:`qpu_decomposing`
        :link: qpu_decomposing
        :link-type: ref

        Guidance on large-problem decomposition.

    .. grid-item-card:: :ref:`qpu_embedding_guidance`
        :link: qpu_embedding_guidance
        :link-type: ref

        Considerations for minor embedding.

    .. grid-item-card:: :ref:`qpu_solver_parameters`
        :link: qpu_solver_parameters
        :link-type: ref

        Parameters of the QPU solver.

    .. grid-item-card:: :ref:`qpu_solver_configuration`
        :link: qpu_solver_configuration
        :link-type: ref

        Ways to improve solutions on QPU solvers.

    .. grid-item-card:: :ref:`qpu_postprocessing`
        :link: qpu_postprocessing
        :link-type: ref

        Overview of some postprocessing methods.

    .. grid-item-card:: :ref:`qpu_index_examples_advanced`
        :link: qpu_index_examples_advanced
        :link-type: ref

        Errors sources and correction.

Example
=======

.. include:: ../shared/examples.rst
  :start-after: start_qpu2
  :end-before: end_qpu2