.. currentmodule:: brian

.. index::
	single: units
	single: quantity
	single: dimensions; units

Units system
------------

.. autofunction:: have_same_dimensions
.. autofunction:: is_dimensionless

.. index::
	single: dimensions; inconsistent
	single: units; inconsistent

.. autoexception:: DimensionMismatchError
.. autofunction:: check_units

Typically, you shouldn't need to use any details about the following
two classes, and their implementations are subject to change in
future releases of Brian.

.. autoclass:: Quantity
.. autoclass:: Unit

.. index::
	pair: array; units
	pair: array; quantity

.. removed for Brian 1.0
	You can also work with arrays of quantities.
	
	.. autoclass:: QuantityArray
	.. autoclass:: qarray
	.. autoclass:: safeqarray