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+## Class diagram
+![image](classDiaramTrizRIS.drawio.png)
+
+## Use case Diagram
+![image](ris_use_case_diagram.drawio.png)
+
 ## Ultima PrimeFaces
 
+
 #### Getting Started
 
 First of all, you'd need SASS to compile CSS, proceed to [SASS Installation](https://sass-lang.com/install) before beginning if you do not have SASS available in your command line.
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