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Mar
28
comment Basic problem about measurable sets
I misread your question
Mar
22
revised When does $az + b\bar{z} + c = 0$ represent a line?
Conditions are just enough.
Mar
21
comment Is continuous and integrable function bounded?
It's bounded almost everywhere.
Mar
21
revised Is continuous and integrable function bounded?
English
Mar
15
awarded  Yearling
Mar
12
comment Let $A^{774}=0$. Show that if $t$ is an eigenvalue of $A$, then $t=0$
Hint: minimal polynomial.
Mar
8
comment Show that a finite group with certain automorphism is abelian
Thanks to @Vignesh Manoharan for adding the source.
Mar
8
revised Show that a finite group with certain automorphism is abelian
Adding source.
Mar
3
comment Group theory, quotient groups?
Part of the question is answered here. For the rest, hint: first isomorphism theorem.
Mar
1
comment What do Algebra and Calculus mean?
@Tim I once heard that analysis is deduce things from the properties of the real numbers. That seemed accurate to me because everywhere in analysis one keep coming back to real numbers. Beautiful answer André.
Mar
1
comment What do Algebra and Calculus mean?
@gary Algebra is more than that. Your second definition applies to whatever.
Mar
1
revised Why does this converge to $\|x\|$
added 60 characters in body
Mar
1
revised Why does this converge to $\|x\|$
added 2 characters in body
Mar
1
revised Why does this converge to $\|x\|$
added 2 characters in body
Feb
5
awarded  real-analysis
Feb
4
revised composition of two measurable function
added 4 characters in body
Feb
1
revised How to prove the following recursive sequence produce relatively prime numbers
added 2 characters in body
Jan
31
answered How to prove the following recursive sequence produce relatively prime numbers
Jan
12
answered Vector subspaces of $\mathbb{R}[x]_n$ result
Jan
9
awarded  Announcer