Fareed Abi Farraj

Member for 4 years, 9 months
Last seen this week

Aley, Lebanon

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linear-algebra

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Answers

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16

Why can I solve an impossible equation using linear algebra?

Nov 25, 2019

9

Are there any other methods to apply to solving simultaneous equations?

Apr 9, 2019

7

Given $\mathbb E(5X+2)=12$ and $\mathbb E(X|Y)=Y^3$ compute $\mathbb E(Y^3)$

Mar 27, 2019

6

Intuition behind determinant of a matrix with $2$ equal rows

Apr 23, 2019

5

There are 4 identical oak trees, 2 identical maple trees and 3 identical pine trees. How many arrangements start with maples?

Nov 28, 2019

Questions

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9

What is the radius of this circle?

Aug 15, 2018

5

The ant and the rubber string.

Feb 2, 2019

5

Schrödinger equation on a torus

Jan 31, 2020

4

Comparing numbers of the form $c+\sqrt{b}$ (eg, $3+3\sqrt{3}$ and $4+2\sqrt{5}$) without a calculator

Jun 23, 2021

3

Will a strong tournament still be a strong tounament after removing a vertex from it?

Mar 5, 2019

Tags

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linear-algebra

39

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calculus

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geometry

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real-analysis

13

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10

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probability

12

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8

posts

Reputation

+10

Find an infinite collection of subsets of $R$ such that it is closed under countable unions and intersections, but not a $\sigma$- algebra

+20

How to know if a Numerical method gives an exact solution?

+25

The number of permutation matrices of order $n$

+10

How to locate $O$ if $OA=2OC$?

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