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Month: January 2013

Mathematics

Some series convergence problems

Posted on January 26, 2013 by wj32 / 3 Comments

Here are some series convergence problems that I gathered quite a while ago. A few of them are a bit tricky.

Mathematics

Every continuous open mapping of R into R is monotonic

Posted on January 15, 2013 by wj32 / 0 Comment

I’m willing to bet that most students who have used Rudin’s Principles of Mathematical Analysis have encountered this problem: 15. Call a mapping of...

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