Mathematics
Khashayar Baghizadeh's user avatar
Khashayar Baghizadeh's user avatar
Khashayar Baghizadeh's user avatar
Khashayar Baghizadeh
  • Member for 3 years, 3 months
  • Last seen more than 2 years ago
Profile Activity
Stats
1,437
reputation
12k
reached
9
answers
39
questions
Communities
View all
About

I am learning mathematics on my own and trying to move up the ladder of the Dreyfus model.

I thank all the MSE members that make such a journey possible for me.

Badges
View all badges
This user doesn’t have any gold badges yet.
6
silver badges
24
bronze badges
Top tags
View all tags
4
Score
2
Posts
4
Posts %
3
Score
7
Posts
15
Posts %
1
Score
38
Posts
79
Posts %
1
Score
37
Posts
77
Posts %
1
Score
6
Posts
12
Posts %
1
Score
5
Posts
10
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
question
14
Mathematical writing guidelines
Jul 14, 2020
question
10
Being too pedantic with writing proofs
Jul 28, 2020
question
5
Suppose $A$, $B$, and $C$ are sets. Prove that $A\cup C\subseteq B\cup C$ iff $A\setminus C\subseteq B\setminus C$.
Jul 16, 2020
question
4
Prove that the least upper bound of $\mathcal F$ is $\bigcup\mathcal F$ and the greatest lower bound of $\mathcal F$ is $\bigcap\mathcal F$.
Aug 31, 2020
answer
4
Reference request for 'all' mathematics
Aug 8, 2020
question
3
Proof of $\bigcup_{i\in I}A_i=\bigcup_{X\in\mathcal F}(\bigcup_{i\in X}A_i)$ and similar statements.
Aug 2, 2020
question
2
Suppose that $x$ and $y$ are real numbers. Prove that if $x\neq0$, then if $y=\frac{3x^2+2y}{x^2+2}$ then $y=3$.
Jun 21, 2020
question
2
Suppose every element of $\mathcal F$ is a subset of every element of $\mathcal G$. Prove that $\bigcup \mathcal F\subseteq \bigcap\mathcal G$.
Jun 30, 2020
question
2
Show that $\mathcal F=\{X\subseteq\Bbb R|X\neq\emptyset\land\forall x\forall y((x\in X\land x<y)\rightarrow y\in X)\}$ has no minimal element.
Aug 28, 2020
question
2
Prove that $\bigcup\Bigr\{A\setminus B\;\Bigr|\,A\in\mathcal F\Bigr\}\subseteq\bigcup\Bigr(\mathcal F\setminus\mathscr P(B)\Bigr)$.
Jul 11, 2020
Top Meta posts
3
0
11
Is it rude to tag someone in the comments of an old post and politely ask them to check out your new question related to another post?
4
Is it a good idea to add the gained perspective from a good answer to the body of the question?
Top network posts
View all network posts
11
Generating colorful Mandelbrot and Mandelbar set wallpapers
11
Chaos with Newton’s method
9
Implementation of Kamasutra cipher
9
Simulating Brownian motion for N particles
8
Data-type implementation for axis-aligned rectangles

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.