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12h
revised Isomorphism problem for two radical extensions of the same degree
added 42 characters in body
21h
comment Real roots of a polynomial of real co-efficients , with the co-efficients of $x^2 , x$ and the constant term all $1$
@TonyK corrected, thanks.
21h
revised Real roots of a polynomial of real co-efficients , with the co-efficients of $x^2 , x$ and the constant term all $1$
deleted 6 characters in body
23h
answered $\forall\ x,y,z\in \mathbb{R}$ Show that: $|x+y|+|y+z|+|x+z|\leq |x+y+z|+|x|+|y|+|z|$
1d
answered Are there functions that satisfy $f(km)\bmod m=f(m)$ that are not of the form $m\mapsto n\bmod m$?
1d
awarded  Enlightened
1d
awarded  Nice Answer
1d
awarded  Revival
1d
answered Properties of the extension $\mathbb Q(\sqrt{a\sqrt{D}})$
Nov
24
asked Isomorphism problem for two radical extensions of the same degree
Nov
23
comment Uniform convergence to exponential exercise
Your interval below the sup should be $[0,n]$ not $[0,\infty)$
Nov
23
accepted Uniform convergence to exponential exercise
Nov
23
asked Uniform convergence to exponential exercise
Nov
22
revised Does such a polynomial always exist, for any pole of a rational function?
deleted 37 characters in body
Nov
22
revised Does such a polynomial always exist, for any pole of a rational function?
added 289 characters in body
Nov
22
answered Does such a polynomial always exist, for any pole of a rational function?
Nov
20
answered Real roots of a polynomial of real co-efficients , with the co-efficients of $x^2 , x$ and the constant term all $1$
Nov
20
comment $A_1,A_2,A_3$ forms a partition of $\mathbb N_{>0}$ and $a,b,c \in A_i \implies a+b+c \in A_i$ then at-least one of $A_i$ is closed under addition?
@user123733 Corrected, thanks.
Nov
20
revised $A_1,A_2,A_3$ forms a partition of $\mathbb N_{>0}$ and $a,b,c \in A_i \implies a+b+c \in A_i$ then at-least one of $A_i$ is closed under addition?
edited body
Nov
19
answered $A_1,A_2,A_3$ forms a partition of $\mathbb N_{>0}$ and $a,b,c \in A_i \implies a+b+c \in A_i$ then at-least one of $A_i$ is closed under addition?