The Riemann Zeta Club is an enrichment maths club for Lower Sixth Formers, aimed as preparation for the Maths Challenge, Maths Olympiad and Oxbridge entry. This chapter covers the Pigeonhole Principle, a concept which is intuitively obvious, but can be used to solve incredibly complex problems.

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• RZC-Chp9-PigeonholePrinciple-Slides.pptx (Slides)
• RZC-PigeonholePrinciple-Worksheet.docx (Worksheet)