Skip to main content
Ritz's user avatar
Ritz's user avatar
Ritz's user avatar
Ritz
  • Member for 10 years, 4 months
  • Last seen more than 6 years ago
5 votes
1 answer
2k views

Due to numerical inaccuracy, the solution of a boundary value problems becomes negative

4 votes
0 answers
95 views

Inversion of Laplace transforms - simplifying the Bromwich integral [duplicate]

3 votes
2 answers
171 views

Combinatorial identity for $\sum_{k = 0}^n \binom{n - k + a}{n - k} \binom{k + b}{k}$

3 votes
1 answer
347 views

Show that a matrix satisfying certain conditions is non-singular

3 votes
2 answers
259 views

Verify conditions of the Extension Theorem for a probability measure $\mathbb P$ of the Uniform[0,1] distribution

3 votes
0 answers
101 views

Correct steps in rewriting expectation to a probability

3 votes
1 answer
118 views

Probability that a birth--death process crosses level $n$ in $(0,T)$

2 votes
3 answers
7k views

Properties of the principal square root of a complex number

2 votes
1 answer
61 views

Structure of solutions of $f(z)^n - c = 0$

2 votes
0 answers
304 views

Identity involving the Catalan numbers and binomial coefficients

2 votes
1 answer
49 views

Recursion for $p_n$ with coefficients that depend on $n$

2 votes
0 answers
502 views

Irreducible and positive recurrent CTMC: $\sum_{i \in S} \pi(i) c(i) < \infty$?

1 vote
0 answers
503 views

Irreducible and positive recurrent CTMC -- first passage times are finite?

1 vote
1 answer
117 views

Double integral involving partial derivatives: change to polar coordinates

1 vote
0 answers
84 views

Homogeneous system of linear equations with structure

1 vote
0 answers
504 views

Linear combination of two Brownian bridges

0 votes
0 answers
33 views

$(ab^{n+1})^{1/n}$ where $a,b \in \mathbb{C}$

0 votes
1 answer
503 views

Infinite vector-matrix multiplication inside an integral and limit

0 votes
2 answers
451 views

Fixed-point iteration complex-valued function