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Allitee
  • Member for 10 years, 5 months
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3 votes
4 answers
770 views

The join of two convex sets is convex?

2 votes
1 answer
601 views

Positivity in the proof of the Bezout gcd identity in Apostol's book

0 votes
2 answers
50 views

{$f$ > a} is always open if f is continuous on $R^n$?

3 votes
1 answer
736 views

Is continuous function finite-valued in $R^n$?

0 votes
1 answer
467 views

Use pigeonhole principle to show that a nonempty subset of a finite set is finite

6 votes
1 answer
582 views

Complete Lattice and fixed point

2 votes
1 answer
66 views

$ A\sin(x + a) = B\sin( x + b)$ implies $a = b$?

1 vote
2 answers
2k views

Intersection of ideals generated by two relatively prime elements

1 vote
3 answers
309 views

Mutually exclusive dices?

0 votes
3 answers
650 views

Probability of rolling 3 mutually exclusive dice

2 votes
2 answers
183 views

Angle between vectors of the form $(\cos A,\cos B,\cos C)$