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Metin Y.'s user avatar
Metin Y.'s user avatar
Metin Y.'s user avatar
Metin Y.
  • Member for 11 years, 6 months
  • Last seen more than 1 year ago
12 votes

Is there any branch of Mathematics which has no applications in any other field or in real world?

12 votes

Models vs. Structures

11 votes
Accepted

How to prove that a topological space is connected iff it has exactly two clopen subsets?

7 votes
Accepted

Find a Möbius transformation sending 0 and infinity, to -1 and 1.

5 votes
Accepted

Are there rules in the useage of prepositions in Math?

5 votes
Accepted

Prove that $\tan(75^\circ) = 2 + \sqrt{3}$

5 votes

Volume in Geometry

3 votes

Implication review!

3 votes

Homomorphisms and isomorphisms

3 votes

Linear Transformation from $ \mathbb R^2 \rightarrow \mathbb R^2 $

2 votes

$n$ by $n$ invertible matrix $A$ has $\text{rank(A)}=n$

2 votes

Ring theorem and isomorphic

2 votes

Are there infinite sets of axioms?

2 votes

Finding $n$ such that $\frac{n^4 + 1}{n^2 +n + 1}$ is an integer

2 votes

Quantifier Notation

2 votes

What is a number?

1 vote

What is defined by the Euclidean Square Norm?

1 vote

Finding width and length of a garden

1 vote

If $\alpha$, $\beta$, $\gamma$ are the zeros of $x^3 + 4x + 1=0$, compute a expression containing them

1 vote
Accepted

Linear algebra prove or disprove Kernel and Range

1 vote

Find an orientation preserving isometry $f (z) = \frac{az+b}{cz+d}$ such that $f (i) = 17 + 3i$

1 vote

How to teach mathematical induction?

1 vote

Groups of transformations

1 vote

Independent Spaces

1 vote

What is meant by closed under complementation?

1 vote

Combinatorics and Probability Problem

1 vote

The definition of continuous function in topology

1 vote

Applications of group theory to geometry

1 vote

Algebra terminology: stable

1 vote

How to find the area/volume of a can?