6

Published at 373 × 169 in How can we tell that 2≠1?

Disjunction introduction ($ $I): if $P$, then $P\lor Q$.

David teaches and researches maths at King’s College London, with a focus on geometry. In his spare time he likes to make music and read poetry.
davidsheard.co.uk/    All articles by David

More from Chalkdust

Both comments and trackbacks are currently closed.