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Kilkik
  • Member for 1 year, 5 months
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3 votes
1 answer
81 views

$\lim f'(x) = l$

3 votes
0 answers
67 views

$X, Y$ subspaces of $V$, $\dim(X) \geq \dim(Y) \implies \exists f$ linear s.t. $f(X)=Y$

3 votes
1 answer
127 views

Sequence of real convolution is uniformly convergent.

3 votes
3 answers
115 views

$\dim (\ker f \cap \ker g) = n-2$

3 votes
1 answer
58 views

$(\ker \phi)^\perp = \text {constant }$

3 votes
1 answer
76 views

Show $A^k$ doesn't converge to $0$

3 votes
2 answers
95 views

Topology on $\mathbb R^2$ that is not a product topology

3 votes
0 answers
45 views

Geometric visualization of ${z^n}$ complex integral

3 votes
2 answers
49 views

Characterizing continuous maps in $\Bbb N$ with co-finite topology

3 votes
1 answer
57 views

Uniform convergence of length of a curve

3 votes
1 answer
60 views

Showing that max of uniform laws on $[0,\theta]$ is sufficient statistic with definition

2 votes
0 answers
67 views

Showing that $(0,\infty)$ is measurable by hand

2 votes
1 answer
147 views

Expectation of an exponential family

2 votes
1 answer
128 views

If $f=g$ almost everywhere, $\int f=\int g$

2 votes
1 answer
55 views

Why is minimax always greater or equal to maximin?

2 votes
1 answer
22 views

Existence of maximal ideal in a commutative ring

2 votes
1 answer
37 views

Non-measurable bijection

2 votes
3 answers
35 views

Counterexample of $\overline{\bigcup_i A_i }\subset \bigcup_i\overline{ A_i }$ with co-finite topology

2 votes
2 answers
69 views

Linear independence Fibonacci vectors

2 votes
3 answers
201 views

$A$ is positive semidefinite $\iff \text{det} (B_K) \geq 0$

2 votes
0 answers
73 views

No alternative to polar coordinates?

2 votes
3 answers
164 views

Improper integral of $\sin(\sin(x))$

2 votes
2 answers
109 views

Is $\frac{x^3}{x^2+y^4}$ continuous at (0,0)?

2 votes
2 answers
189 views

Metric topology on closed set

2 votes
4 answers
131 views

Probability of consecutive heads

2 votes
1 answer
75 views

Unlabelled trees and Catalan numbers

2 votes
4 answers
132 views

Words of length $10$ in alphabet $\{a,b,c\}$ such that the letter $a$ is always doubled

2 votes
1 answer
114 views

$\lim_{(x,y)\to(0,0)} \frac{xy}{x-y}$

2 votes
0 answers
157 views

Trace of the inverse of a matrix

2 votes
1 answer
36 views

Composition of distance and continuous function

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