Mathematics
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spektr
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16 Questions

Score Activity Newest Views
4 votes
1 answer
57 views

Probability terminology: determining events based on random variable evaluations

3 votes
2 answers
206 views

Analysis of Coupon Collector variant with diminishing probabilities of finding a new coupon

2 votes
1 answer
226 views

Combinatorial proof of $\sum_{k=n}^{q-m} \binom{k}{n} \binom{q-k}{m} = \binom{q+1}{m+n+1}$ [duplicate]

2 votes
1 answer
92 views

Sum $\frac{1}{2}\sum_{\substack{n = 1 \\n \text{ odd}}}^{\infty} \sum_{k=0}^n \frac{x^k}{k!} \frac{x^{n-k}}{(n-k)!}$

2 votes
0 answers
167 views

Concentration inequality for of sum of iid Geometric random variables taken to some power

1 vote
1 answer
82 views

Closed form for Chu–Vandermonde identity-like summations

1 vote
1 answer
48 views

Probability a random number $M$ is not a factor of $N$

1 vote
0 answers
326 views

Signed volume of $n$-simplex

1 vote
1 answer
91 views

Minimizer of parametrized convex function

1 vote
0 answers
68 views

Expectation Claim for Random Variable based on maximum operation

1 vote
1 answer
186 views

Probability for Minimum of Random Permutation

0 votes
1 answer
45 views

Approximate sum of $n$ elements as $n$ gets large

0 votes
0 answers
1k views

Concentration inequality of $L$-Lipschitz function of Gaussian Random Variables

0 votes
2 answers
103 views

Approximating nonlinear first order recurrence with differential equation

0 votes
0 answers
77 views

Proving convexity of non-smooth function using smooth approximation

0 votes
0 answers
26 views

Number of vertices in spherical embeddings with large stars.

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