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Toni Mhax

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 1 year, 9 months
  • 38 profile views
  • Last seen 18 hours ago

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Top posts (17) All Questions Answers | Votes Newest

4 If $x,y,z>0$ and $x+y+z=1$ then $\frac{xyz}{(1-x)(1-y)(1-z)}\le\frac{1}{8}$ Nov 1 '18
2 Positive matrices are diagonalizable in $\mathbb C$? Sep 27 '18
1 how to prove positive definite complex matrix Sep 28 '18
1 Proving two matrices are similar using the characteristic polynomial Aug 26 '18
1 Prove that the equation $x^3 -24x + k=0$ has one integer solution at most Aug 1 '17
1 Eigenvalue of symmetric positive definite matrix and its diagonal Aug 2 '17
1 Intersection of a line with a function in parametric form Aug 5 '17
1 Knowing 3 points of a figure, the fourth point can take how many values so that the given figure form a parallelogram. (GRE exam 9768 Q.42) Aug 5 '17
1 If A is orthogonal matrix and $(A-I)^2=0$ can A be different than I? Aug 8 '17
0 Let $H$ be a hilbert space and $T\in\mathscr{L}(H)$. Then why is $\lVert T\rVert=\sup_{\lVert w\rVert=1}|\langle Tw,w\rangle|$? Aug 17 '17
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