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Satana
  • Member for 5 years, 8 months
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4 votes
1 answer
1k views

Conditional expectation of exponential random variable

4 votes
1 answer
50 views

Function space with $\|\cdot\|_g$ norm

3 votes
2 answers
861 views

Are hyperplanes through the origin the only $n-1$ dimensional subspaces?

3 votes
1 answer
2k views

Proof of supporting hyperplane theorem in Boyd and Vandenberghe

2 votes
1 answer
894 views

Conditional expectation of $X_1$ given $S_n$

2 votes
1 answer
360 views

Affine dimension of a simplex determined by $k+1$ points

2 votes
0 answers
690 views

Proving property of recurrent classes

2 votes
2 answers
916 views

David Williams "Probability with Martingales" Exercise 4.1

2 votes
1 answer
64 views

Equivalent characterization of convergence in measure

2 votes
1 answer
81 views

Convergence of martingales is a martingale

2 votes
0 answers
70 views

Derivative of negative exponential of increasing function

2 votes
1 answer
234 views

Reducing a second order ODE to a hypergeometric equation

2 votes
0 answers
341 views

Why can simple functions not take the value $\infty$?

1 vote
2 answers
53 views

Second-order partials nonpositive at maximum

1 vote
1 answer
81 views

Meaning of $f(x\pm 0)$

1 vote
0 answers
34 views

Weak convergence of norms to zero implies weak convergence of random processes to zero?

1 vote
1 answer
136 views

Difference between Skorokhod spaces $D^n$ and $D\times D\times \cdots \times D$

1 vote
1 answer
520 views

Proof that augmented filtration is right continuous

1 vote
1 answer
320 views

Infinite Riemann integral implies infinite lower Riemann sum?

1 vote
1 answer
661 views

Computing $P(\limsup S_n=\infty)$ and $P(\liminf S_n=-\infty)$ for a random walk

1 vote
1 answer
299 views

Infinite metric on $[-\infty,\infty]$

1 vote
0 answers
133 views

Stopped martingales are random variables in continuous time

1 vote
1 answer
86 views

Transforming $n\times k$ matrix of rank $k$

1 vote
1 answer
68 views

Uniqueness of positive/negative parts of integral

0 votes
2 answers
1k views

Some basic topological properties of dual cones

0 votes
2 answers
419 views

Property of dual generalized inequalities

0 votes
1 answer
273 views

Proving entire sequence space and the subspace of sequences with finitely many non-zero entries are not isomorphic

0 votes
1 answer
387 views

Minimizing a linear function over an affine set

0 votes
0 answers
187 views

Computing the correlation between two Brownian motions

0 votes
0 answers
128 views

Evan's definition of a $C^k$ boundary