# Page Not Found

The URL `chapters/13.-mvvm-design-pattern` does not exist.

You might be looking for one of these pages:
- [7. MVVM Design Pattern](https://android-course.cornellappdev.com/chapters/7.-mvvm-design-pattern.md)
- [7.1 Key Idea](https://android-course.cornellappdev.com/chapters/7.-mvvm-design-pattern/7.1-key-idea.md)
- [4. Navigation](https://android-course.cornellappdev.com/chapters/8.-navigation.md)
- [7.2 Implementation Ideas](https://android-course.cornellappdev.com/chapters/7.-mvvm-design-pattern/7.2-implementation-ideas.md)
- [10. 🔥 Firebase](https://android-course.cornellappdev.com/chapters/11.-firebase.md)

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