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Techniques of showing the Order

6 votes
2 answers
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Prove positivity of a binomial sum

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1 answer
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Can we relate the character of the permutation representation of $G$ on the cosets $G/\langle g_i\rangle$ to the number of cycles of $g_i$?

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Bounds for sum of the homological dimensions in the incidence algebra of a Boolean lattice

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Continuity of eigenvector of zero eigenvalue

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Random partition of an interval – Dirichlet distributed?

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What is the taxicab number for rational fourth powers?

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Milnor’s smoothed corners technique for a product of manifolds with boundary and boundary defining functions

9 votes
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Powers of $3$ close to powers of $2$

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Lifting of map from S^3 to itself

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Estimates on number of observations and iterations depending on number of states, when applying the Baum-Welch algorithm to HMMs

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On the (hyper?)elliptic curve $y^2=x^2-x^3z^2+z-1$

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Is the matrix ring $\mathbb{M}_n(R)$, $n\geq 2$, over a serial ring $R$ again serial?

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Is the dual of a Fréchet space weakly* separable?

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