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arsene stein's user avatar
arsene stein's user avatar
arsene stein's user avatar
arsene stein
  • Member for 5 years, 11 months
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7 votes
1 answer
86 views

Differential Equation with y(-x)

3 votes
2 answers
1k views

Solve $(5+2\sqrt{6})^{\frac{x}{2}} + ( 5-2\sqrt{6})^{\frac{x}{2}} = 10$

3 votes
3 answers
3k views

Union and intersection of functions

2 votes
1 answer
60 views

Set of normal matrices

2 votes
1 answer
101 views

Minimizing a distance to a set on Hilbert space

2 votes
0 answers
46 views

Subspace of another subspace

1 vote
1 answer
583 views

Bertrand's Paradox confusing

1 vote
2 answers
67 views

Limit of $\frac{1}{x} \sin(\frac{1}{x})$

1 vote
2 answers
37 views

Convergence of recursive sequence given Uo [duplicate]

1 vote
3 answers
70 views

Algebra divisibility proof

1 vote
2 answers
74 views

Indeterminate Forms Misunderstood [duplicate]

1 vote
2 answers
82 views

Application Of De Moivre & Euler's Formulae

0 votes
1 answer
262 views

Roots Of Equation From Graph

0 votes
1 answer
264 views

Finding the equation of a circle of sphere

0 votes
0 answers
43 views

Green Divergence Theorem Application

0 votes
1 answer
111 views

Cross Product Properties

0 votes
1 answer
262 views

Ordinal Numbers beyond $\omega$ [closed]

0 votes
0 answers
30 views

Locus of Triple Cross Product

0 votes
1 answer
52 views

Circle of infinite radius

0 votes
1 answer
43 views

Help with example of convergent series

0 votes
2 answers
30 views

Derivative of $x^{y^z} + y^{x^z}$ with respect to $z$

0 votes
2 answers
73 views

Mean and variance of a probability distribution of increasing binomial coefficients

0 votes
1 answer
241 views

Proof of Reverse Borel Cantelli Lemma

0 votes
1 answer
28 views

Complementary Subspaces on Hilbert Space

0 votes
1 answer
79 views

Multivariable Calculus?

-1 votes
2 answers
2k views

Area of a circle smaller than one?

-1 votes
1 answer
80 views

$\sum_{k=1}^{\infty} k {n+k \choose n} p^k$