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Counterexample bank

Part C is won by knowing which tempting claims are false. 148 counterexamples; 85 free. The rest come with the Notes pack.

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#1 · Analysis & Linear Algebra › Metric Spaces

“A countable dense subset of ℝ can be a G_δ” — false

Counterexample locked — unlock with Notes + PYQ

completenessbaire