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age 23
visits member for 3 years, 11 months
seen Jun 30 '13 at 13:58

"An expert is a person who has made all the mistakes that can be made in a very narrow field." Niels Bohr


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Dec
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comment Proving a function is surjective
thanks. this makes a lot of sense
Dec
11
comment Proving a function is surjective
thanks. this explanation really helped.
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11
accepted Proving a function is surjective
Dec
11
asked Proving a function is surjective
Aug
12
comment Set Theory: Proving Statements About Sets
lol thanks. now i know