I am a math graduate student.
This is my not so secret account for asking incredibly naive questions, and trying to answer questions I have no business saying anything authoritative about.
47 What is integration by parts, really? jun 9 '14
13 Definition of convolution? mar 16 '14
11 If $A$ is the ring of continuous functions on a genus $g$ surface, can the genus of $X$ be seen by simple algebra in $A$? [migrated] jan 9
11 How were 'old-school' mathematics graphics created? jun 26 '14
9 Why is tensoring a functor? On objects, it is only defined up to isomorphism… also fiber products… oct 3