Reflection coefficient from load and surge impedance
====================================================

Knowing the load impedance and the surge impedance of the transmission line, it is
possible to calculate the reflection coefficient.

**Links:**

#. `Wikipedia <https://en.wikipedia.org/wiki/Reflection_coefficient#Relation_to_load_impedance>`__.

.. py:currentmodule:: symplyphysics.laws.electricity.circuits.transmission_lines.reflection_coefficient_from_load_and_transmission_line_impedances

.. py:data:: reflection_coefficient

    :attr:`~symplyphysics.symbols.electrodynamics.reflection_coefficient`.

Symbol:
    :code:`Gamma`

Latex:
    :math:`\Gamma`

Dimension:
    :code:`dimensionless`


.. py:data:: load_impedance

    Load :attr:`~symplyphysics.symbols.electrodynamics.electrical_impedance`.

Symbol:
    :code:`Z_L`

Latex:
    :math:`Z_\text{L}`

Dimension:
    :code:`impedance`


.. py:data:: surge_impedance

    :attr:`~symplyphysics.symbols.electrodynamics.surge_impedance` of the transmission line.

Symbol:
    :code:`Z_S`

Latex:
    :math:`Z_\text{S}`

Dimension:
    :code:`impedance`


.. py:data:: law

    :code:`Gamma = (Z_L - Z_S) / (Z_L + Z_S)`


    Latex:
        .. math::
            \Gamma = \frac{Z_\text{L} - Z_\text{S}}{Z_\text{L} + Z_\text{S}}