User Paddling Ghost - Mathematics Meta Stack Exchange

Paddling Ghost

Member for 7 years, 11 months
Last seen more than 4 years ago

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Producing contradictions.

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Yearling

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Sep 24

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Aug 19, 2015
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Nov 3, 2014

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12

Express 99 2/3% as a fraction? No calculator

9

Find $n$, where its factorial is a product of factorials

8

Prove that every $k$-chromatic graph has size $m\geq \binom k2 $

8

induction proof over graphs

7

Show that if $A\subseteq B$, then inf $B\leq$ inf $A\leq$ sup $A \leq$ sup $B$