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  • Member for 7 years, 4 months
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10 votes
Accepted

How to formalise: There are no geniuses but Newton was a genius

7 votes
Accepted

Mathematical Operator to flip a vector

6 votes

Probability of 'same lottery numbers drawn twice'?

6 votes
Accepted

Powers of a $2 \times 2$ matrix

3 votes
Accepted

Logarithm function does not have discontinuity

3 votes
Accepted

Is $f(-x) = 1/f(x)$ under these conditions?

3 votes

$2x^2-16x+28$ into standard form

3 votes
Accepted

Girls and boys ordering combinatorics

3 votes
Accepted

The inequality is true?

2 votes

Length of the Hypotenuse of a Triangle formed by Radius/Radian Lengths in a Circle

2 votes

Funny(?) Probability Problem

2 votes
Accepted

Prove $\lim_{x\to 1} \frac{x+2}{x^2+1}=\frac{3}{2}$

2 votes

Differentiate the Function: $y=e^{\tan x}$

2 votes

Probability of two events without replacement

2 votes

Problem working on combinations

2 votes
Accepted

Can I show that intersection of finitely many compact subsets is non-zero

2 votes

Find the limit of $\lim_{n\to \infty} (1+n)^{\frac1n}$

2 votes
Accepted

Reducing a Matrix with Guass-Jordan elimination

2 votes
Accepted

Check if $(S,+)$ is a group where $S=\{\frac{4n+1}{4m+1}:m,n\in\mathbb{Z}\}$

1 vote

checking if matrix columns are linearly independent

1 vote

Eigenvalues and eigenvectors - putting in the form $PDP^{-1}$

1 vote

Why there is no "Nobel Prize" in mathematics however it is one of the most important fields in sciences in the side of research?

1 vote
Accepted

Big-O notaion for $2n^4 + \log_2n^8$

1 vote

How to prove this metric function is continuous?

1 vote

Secretary Problem with rank based selection and cardinal payoff

1 vote
Accepted

Show that every short exact sequence $0\rightarrow M' \rightarrow M \rightarrow M'' \rightarrow 0$ (with $M''$ free) is split exact

1 vote

what does the union of those 3 events imply

1 vote
Accepted

dont understand how to eliminate the parameter t

1 vote
Accepted

Relationship between continuous and differentiable functions

1 vote

probability gcse maths