Network profile

Wanderer

Reputation

815

815
679
543

2018
2019
2020
2021

Next tag badge

algebra-precalculus

2/100 score

3/20 answers

Badges

1

11

24

Newest

Notable Question

Next badge

17/30

Impact

10 posts edited

3 helpful flags

61 votes cast

Questions (47)

Votes Activity Newest

12	Distance between two hyperplanes
5	Tensor mode product
5	Markov Chain Expected value
4	Solve $y'=(x+y)^2$
3	Is the function $f(x)=x^TAx$ convex when $A \in S^n,A\geq0$,$x\in R^n$?

View more →

Reputation (815)

This user has no recent positive reputation changes

View more →

Answers (9)

Votes Activity Newest

3	Complex solutions to real equation?
2	Find roots of the quadratic equation 2x²+3x+1=0 without calculating the discriminant
1	Find complex numbers (coefficients) from known roots
1	Quadratic Equations - Problem Solving
1	For any $n\ge2$ prove that $H(X_1,X_2,…,X_n)\ge\sum\limits_{i=n}^\mathbb{n}\ H(X_i\|X_j , j \neq i)$

View more →

Tags (65)

4 complex-numbers × 2	0 linear-algebra × 9
3 quadratics × 2	0 ordinary-differential-equations × 7
2 algebra-precalculus × 3	0 multivariable-calculus × 5
1 entropy × 2	0 convex-analysis × 5
1 problem-solving	0 convex-optimization × 4

View more →

Bookmarks (4)

Votes Activity Newest Views Added

7	Area of the surface on a sphere surrounded by three externally tangent circles?
2	Existence of formulae for sines/cosines of products of angles in terms of sines/cosines of original angles? [duplicate]
1	Where did I go wrong with the Gram-Schmidt orthogonalisation process?
0	Interesting Combinatorics question relating the coefficients of variables in Pascal's Triangle

Accounts (13)

	Mathematics	815 rep	1 gold badge11 silver badges24 bronze badges
	Stack Overflow	253 rep	1 silver badge10 bronze badges
	Signal Processing	155 rep	1 silver badge8 bronze badges
	Electrical Engineering	151 rep	1 silver badge8 bronze badges
	Physics	107 rep	2 bronze badges

Badges (21)

Recent Class Name

Notable Question × 6	Peer Pressure
Yearling × 4	Critic
Nice Question	Explainer
Famous Question	Tumbleweed
Popular Question × 8	Enthusiast

View more →

Active bounties (0)

Active Offered Earned

This user has no active bounties

Votes cast (61)

all time			by type
59	up		15	question
2	down		46	answer

Mathematics Stack Exchange works best with JavaScript enabled