Finding Supremum and Infimum of a given set. Is my solution correct?
96931
Supremum and infimum of $\{\frac{1}{n}-\frac{1}{m}:m, n \in \mathbb{N}\}$
7785
Cardinality of sum-set
111475
Uniform convergence and the supremum theorem
130207
Why is the p-value written with a supremum?
141529
Proving existence of a minimum
137511
Trying to show that $\sup \{b^p:p\in Q,\;0<p<x\} = \inf\{b^q:q\in Q,\;x<q\}$
99644
Finding an Upper Bound on This Inequality
136583
Infimum is a continuous function, compact set
34325
Minimizing $\sum_{i=1}^n \max(|x_i - x|, |y_i - y|)$ - Sum of Max of Absolute Values
143424
Sequence problem involving inequalities
126633
Is a contradiction enough to prove a set equality to $\varnothing$?
152817
Proving $\sup B=\inf A$
114262
Find the cardinality of the following set $S_n=\{(x,y)|x^2+y^2=n, \text{where }x,y,n \in \mathbb Z\text{ and }n\geq0 \}$
84890
Extremising a functional with conditions
155311
How to get a set $E$ such that $0<\mu(E\cap I)<\mu(E)$ for all interval $I$?
1307
Infimum and supremum of the empty set
31295
$x+y\sqrt{2}$ infimum ($x,y\in \mathbb{Z}$)