ziyuang
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 Jan 7 revised Solve linear algebra expressions 3x3 -> 3\times 3 Jan 7 revised Mistake in Taylor expansion? Texify the question Dec 16 revised Find derivative of $f(x)=(x+2)^{(x-1)}$ Change ln to \ln Sep 5 revised Extension of Sobolev functions Texified the question Jun 17 revised Suppose that a $3\times 3$ matrix $M$ has an eigenspace of dimension $3$. Prove that $M$ is a diagonal matrix. deleted 245 characters in body Jun 17 revised Suppose that a $3\times 3$ matrix $M$ has an eigenspace of dimension $3$. Prove that $M$ is a diagonal matrix. deleted 245 characters in body Jun 17 revised Suppose that a $3\times 3$ matrix $M$ has an eigenspace of dimension $3$. Prove that $M$ is a diagonal matrix. Texified the title Jun 17 revised Suppose that a $3\times 3$ matrix $M$ has an eigenspace of dimension $3$. Prove that $M$ is a diagonal matrix. added 263 characters in body Apr 17 revised About the spectral radius of a kind of matrices added 161 characters in body Apr 17 revised Prove or disprove: the spectral radius of a matrix with negative entries and row sums as 1 is larger than 1 added 224 characters in body Feb 5 revised The positive-definite-ness of RBF kernel added 41 characters in body Oct 7 revised How can I get sequence $4,4,2,4,4,2,4,4,2\ldots$ into equation? TeXification Oct 6 revised Given a volumen. Which is the suface, that contains it, that has minimal area? \int x3 -> \iiint Oct 5 revised Change of variables problem \int x3 -> \iiint Jun 13 revised Compound Poisson process with exponential distribution added 53 characters in body Jun 13 revised Compound Poisson process with exponential distribution added 106 characters in body Jun 12 revised Compound Poisson process with exponential distribution deleted 202 characters in body Jun 12 revised Compound Poisson process with exponential distribution deleted 202 characters in body Apr 15 revised Similarity between $I+N$ and $e^N$ when $N$ is nilpotent added 33 characters in body Apr 14 revised Similarity between $I+N$ and $e^N$ when $N$ is nilpotent added 359 characters in body