YakSal Tafri's user avatar
YakSal Tafri's user avatar
YakSal Tafri's user avatar
YakSal Tafri
  • Member for 8 years, 9 months
  • Last seen more than 4 years ago
5 votes
2 answers
249 views

Combinatorics - sending letters

5 votes
1 answer
3k views

Finding the determinant of a block diagonal matrix

3 votes
2 answers
80 views

Am I correct that this proof doesn't need strong induction?

3 votes
3 answers
2k views

A subset of a linearly independent set of vectors is also linearly independent

3 votes
3 answers
57 views

trouble with proof in elementary set theory regarding powersets

2 votes
3 answers
218 views

Chance of each player getting an ace when the dealer has 12 cards?

2 votes
1 answer
82 views

Subset of the span

2 votes
1 answer
112 views

Limit the angle as n goes to infinity

2 votes
2 answers
188 views

Change of variable during integrating

2 votes
1 answer
4k views

QR factorization of an orthogonal matrix

2 votes
2 answers
2k views

Calculate the conditional expectation for a uniformly distributed variable

2 votes
1 answer
8k views

Square of matrix product equals product of squares

2 votes
2 answers
242 views

Number of solutions to $x_1 + x_2 + x_3 + x_4 < 100$ with some constraints

2 votes
1 answer
205 views

Convergence in distribution to the standard normal using Cramer-Rao

2 votes
1 answer
49 views

Understanding a one-to-one function with regards to a combinatorial equality

1 vote
2 answers
383 views

Core of a simple game is convex hull of the veto players

1 vote
1 answer
5k views

Is the maximum likelihood estimator an unbiased estimator?

1 vote
3 answers
123 views

Rewrite complex number using de Moivre

1 vote
1 answer
39 views

For a given value of $x$, find the basis

1 vote
2 answers
1k views

If $AB=AC \implies B=C$, then $A$ is invertible

1 vote
1 answer
1k views

Using a dot product to get the least squares method

1 vote
3 answers
273 views

Linear dependence and determinant of submatrices

1 vote
1 answer
347 views

Epsilon-delta proof - minimum function

1 vote
1 answer
229 views

What is the expected amount of sales the parlour can make before disappointing someone?

1 vote
0 answers
299 views

Conditional probability of the complement

1 vote
1 answer
2k views

Norm of sum of vectors equals difference of norms.

1 vote
0 answers
463 views

Conditional probabilities textbook confusion

1 vote
1 answer
368 views

What is the probability that we end up with a full house?

1 vote
2 answers
412 views

Intuition for using the multinomial coefficient

1 vote
1 answer
47 views

How to find the simple events of this problem