Does every set have a set that is bigger?
10472
Is every set a subset?
63538
Impossibility of constructing a continuum-size linearly independent set in $\Bbb R$
9082
Do sets, whose power sets have the same cardinality, have the same cardinality?
117895
Why are true and false so large?
4213
The set that only contains itself
92571
Sets with no asymptotical density over $\mathbb N$
144181
Given an arbitrary set $X$, can one always find an element outside $X$?
73130
A simple question about open set
56281
Is there a \show for lengths?
2935
Completness and Set of Result of One Set ?!?
86130
Which set is unwell-orderable?
37991
How many different sizes of infinity are there?
94022
Mongodb: Possible to enlarge a capped collection?
107234
Is the mean of equal length subsets always equal to the mean of the set?
858
Is $\{\emptyset\}$ a subset of $\{\{\emptyset\}\}$?
50258
How can a set contain itself?
141379
All groups where underlying set has at most 4 elements