Divergence of magnetic flux density is zero
===========================================

The divergence of magnetic induction is equal to zero. Another form of this law states that
magnetic charges do not exist.

**Links:**

#. `Wikipedia, second equation <https://en.wikipedia.org/wiki/Maxwell%27s_equations#>`__.

.. py:currentmodule:: symplyphysics.conditions.electricity.maxwell_equations.divergence_of_magnetic_induction_field_is_zero

.. py:data:: position_vector

    Position vector of the point in space. See :attr:`~symplyphysics.symbols.classical_mechanics.distance_to_origin`.

Symbol:
    :code:`r`

Latex:
    :math:`{\vec r}`

Dimension:
    :code:`length`


.. py:data:: magnetic_flux_density

    Vector field of the :attr:`~symplyphysics.symbols.electrodynamics.magnetic_flux_density` as a function of the
    :attr:`~position_vector`.

Symbol:
    :code:`B(r)`

Latex:
    :math:`{\vec B} \left( {\vec r} \right)`

Dimension:
    :code:`magnetic_density`


.. py:data:: law

    ..
        NOTE: code printers have not been implemented yet for `VectorDivergence`

    :code:`div(B(r)) = 0`

    Latex:
        .. math::
            \text{div} \, {\vec B} \left( \vec r \right) = 0