88 reputation
7
bio website
location
age
visits member for 1 year
seen May 19 at 8:36
stats profile views 7

Apr
23
awarded  Nice Question
Dec
26
comment The cardinality of $\mathbb{R}/\mathbb Q$
If it is the quotient, in fact, without the axiom of choice, it turns out that $\mathbb{R}/\mathbb{Q}$ can have strictly larger cardinality than $\mathbb{R}$... math.stackexchange.com/a/243549/32178
Nov
24
awarded  Supporter
Nov
24
awarded  Editor
Nov
24
revised What's the envelope curve appear in this graph?
Forgot square roots
Nov
24
answered What's the envelope curve appear in this graph?
Nov
24
awarded  Scholar
Nov
24
accepted Bijection between $\mathbb{R}$ and $\mathbb{R}/\mathbb{Q}$
Nov
24
awarded  Student
Nov
24
comment Bijection between $\mathbb{R}$ and $\mathbb{R}/\mathbb{Q}$
Sorry, I should have made it clear. I mean the cosets of $\mathbb{Q}$ in $\mathbb{R}$, not simple "set minus".
Nov
24
asked Bijection between $\mathbb{R}$ and $\mathbb{R}/\mathbb{Q}$
Nov
23
awarded  Teacher
Nov
23
answered Can one always make hybrid bases from two bases?
May
25
awarded  Analytical