Kinetic energy via momentum
===========================

Kinetic energy can be expressed as a function of momentum and mass.

**Notes:**

#. This relation also holds in Quantum Mechanics.

**Links:**

#. `Wikipedia, fourth formula <https://en.wikipedia.org/wiki/Kinetic_energy#Kinetic_energy_of_rigid_bodies>`__.

.. py:currentmodule:: symplyphysics.laws.dynamics.kinetic_energy_via_momentum

.. py:data:: kinetic_energy

    The :attr:`~symplyphysics.symbols.classical_mechanics.kinetic_energy` of the object.

Symbol:
    :code:`K`

Latex:
    :math:`K`

Dimension:
    :code:`energy`


.. py:data:: momentum

    The :attr:`~symplyphysics.symbols.classical_mechanics.momentum` of the object.

Symbol:
    :code:`p`

Latex:
    :math:`p`

Dimension:
    :code:`momentum`


.. py:data:: mass

    The :attr:`~symplyphysics.symbols.basic.mass` of the object.

Symbol:
    :code:`m`

Latex:
    :math:`m`

Dimension:
    :code:`mass`


.. py:data:: law

    :code:`K = p^2 / (2 * m)`


    Latex:
        .. math::
            K = \frac{p^{2}}{2 m}