Thread: For those that never learnt well the epsilon-delta proofs
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Old February 9th, 2009, 03:34 AM
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here's something for practice: using \epsilon-\delta method, directly prove that:

calculus 1: if p(x) is a polynomial, then \lim_{x\to a}p(x)=p(a).

calculus 2: if p(x,y) is a polynomial, then \lim_{(x,y) \to (a,b)}p(x,y)=p(a,b).
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