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'Weekly Challenge 46: the Jabber-notty' printed from http://nrich.maths.org/
Lewis Carrol thought that (in Through the looking glass, and what Alice found there)
'Twas brillig, and the slithy toves Did gyre and gimble in the wabe'
I disagree entirely. Construct the negation of this sentence to represent my view.
Did you know... ?
Lewis Carrol was a mathematician who delighted in logical games and wordplay. His books are full of the sorts of sentences which often amuse those with a good understanding of logic.