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                 </toc-element>
                 <toc-element topic="DesignPatterns.md"/>
             </toc-element>
+            <toc-element topic="RequirementsAnalysis.md"/>
         </toc-element>
         <toc-element toc-title="Rechnerarchitektur">
             <toc-element topic="Historie.md"/>
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+# Requirements Analysis
+## Domain Diagram
+- Konzeptuelles Modell um ein gemeinsames Vokabular im Projekt-Team zu etablieren
+### Problem Domain
+- Devs haben ein gemeinsames Verständnis von Lösungen
+
+### Solution Domain
+- Es muss ein gemeinsames Verständnis von dem Arbeitsumfeld des Klienten geschaffen werden
+
+### Beispiel Domain Diagram
+![image_410.png](image_410.png)
+- Zeigt die wichtigsten Problem-Domains und ihre Verbindungen
+
+
+## UML Use Case Diagram
+- System Anforderungen erfassen
+  - NUR [Functional Requirements](IntroductionOOAD.md#requirements-in-software-engineering)
+
+### Notation
+#### Actor
+- ![image_411.png](image_411.png)
+- Identifizierung:
+  - ![image_412.png](image_412.png)
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