Listing a countable set in ascending order
86893
Show that it is impossible to list the rational numbers in increasing order
10839
Problem in Cardinality and Order
23442
Cardinality of the union of infinite and countable sets
132868
Bijection between an infinite set and its union of a countably infinite set
58543
Sorting a list with secondary criterion
122048
why is the set of all binary sequences not countable?
68994
Countable closed sets
80019
$\varepsilon$-number countability without choice
105146
$M$ contains all ordinals
27273
Count the number of topological sorts for poset (A|)?
116251
Number of distinct total orders on a set
63276
Is an arbitrary union of a chain of countable sets countable?
75019
Infinite Cartesian product of countable sets is uncountable
103769
The Cartesian product of a finite number of countable sets is countable
85969
ascending/descending in LINQ - can one change the order via parameter?
158177
How do I sort a Set to a List in Java?
130546
Countable Sequence of Events