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Jul
15
revised Generalized partial trace
added 112 characters in body
Jul
15
awarded  algebra-precalculus
Jul
14
comment Basic question about multilinear forms
Shouldn't there be a $\oplus$ instead of $\otimes$ on the right hand side?
Jul
14
comment Notation - “' sign” in summation
It can appear otherwise, allthough it is not very readable, a variable can appear both bounded and free in an expression.
Jul
14
answered Notation - “' sign” in summation
Jul
13
answered Compact set on functions space
Jul
13
revised derivative of an equation containing min
deleted 6 characters in body
Jul
9
answered Fourth power and least common multiple (urgent)
Jul
9
revised Fourth power and least common multiple (urgent)
deleted 123 characters in body; edited tags; edited title
Jul
8
revised Separation of variables Calculus
added 50 characters in body
Jul
8
answered studying set I of population
Jul
8
reviewed Approve help with investigating the uniformly convergence of a function sequence.
Jul
8
answered Similarity of real symmetric matrices
Jul
7
answered Group action of $GL(2, F)$ on the projective line $P(F)$
Jul
7
comment Group action of $GL(2, F)$ on the projective line $P(F)$
You are right in assuming that iff $c=0$, we define $s_\alpha(\infty) = \infty$. The author just forgot to mention it, I think.
Jul
7
answered Calculating $\lim_{(n,x) \rightarrow (\infty, 1^+)}x^n$?
Jul
7
answered Can anyone help out with this proof, certain steps are unclear. Norm of linear operator.
Jul
7
answered Do perfect square trinomials only have one root?
Jul
6
comment Expressing a function in terms of compositions of three functions.
Are there any restrictions on the form of $f,g,h$? Otherwise the task does not make much sense, as one can take $h = F$, $g(x) = f(x) = x$ for example ...
Jul
6
answered Find all numbers that have 30 factors and have 30 as one of their factors.