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A • A-Level Mathematics

Proof

Proof, contradiction, counterexamples and logical mathematical arguments. This page is ready for animated video lessons, worked examples, quizzes, progress tracking and AI tutor support.

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Lessons

A1 Structure of mathematical proof

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A2 Proof by deduction

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A3 Proof by exhaustion

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A4 Disproof by counterexample

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A5 Proof by contradiction

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A6 Irrationality of √2

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A7 Infinity of primes

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