Abstract Classes
============================

These are abstract classes which provide interfaces for derived classes.

.. doxygenclass:: AbstractAspect
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.. doxygenclass:: AbstractColumn
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.. doxygenclass:: AbstractCoordinateSystem
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.. doxygenclass:: AbstractDataSource
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.. doxygenclass:: AbstractFileFilter
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.. doxygenclass:: AbstractPart
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.. doxygenclass:: AbstractPlot
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.. doxygenclass:: Plot
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.. doxygenclass:: WorksheetElement
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.. doxygenclass:: WorksheetElementContainer
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.. doxygenclass:: XYAnalysisCurve
   :members: