This week we do a deep dive into countability. We also recap posets and functions.

Forms

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• Feedback Form: link
• Email Form: link

Resources

• Slides: pdf
• Writeup link
• Exercises + Solutions: pdf
• Kahoot: link

You can also look at discmath.ch, which has a great guide on countability.

Exercise Sheet Recommendations

I think all exercises on the sheet are useful. As always, start with the easier ones an skip the three-star if you need to.