module/model.md

@@ -2,4 +2,10 @@ This module holds the SPEAR domain model. It was merged from the modules `energy
 
 The different aspects of the model can still be found on the original wiki pages describing the old modules. While there have been some changes in details, the overall concept is still valid as described there.
 
-It does _not_ include the genetic representation of the schedules during the optimization; that's still part of the `optimization` module (together with the optimization itself, of course).
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+It does _not_ include the genetic representation of the schedules during the optimization; that's still part of the `optimization` module (together with the optimization itself, of course).
+
+## Overview Class Diagram
+
+Somewhat simplified and abstracted, but this way it's at least readable and thus useful. If you need details, look at the code.
+
+![spear-model](uploads/e654fc1ed8c4f33ecc92779b8612c542/spear-model.png)
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