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New posts in order-theory
Order preserving bijection from $\mathbb Q\times \mathbb Q$ to $\mathbb Q$
order-theory
rational-numbers
Is there a name for this kind of "betweenness structure"?
terminology
order-theory
Strange property of Well-Ordering on an Uncountable Set
set-theory
order-theory
well-orders
Is it possible to construct an ordered field which is also algebraically closed?
abstract-algebra
field-theory
complex-numbers
order-theory
Why doesn't Zorn's lemma apply to $[0,1)$?
order-theory
What is meaning of strict weak ordering in layman's term? [closed]
computer-science
order-theory
binary
sorting
Totally ordering the power set of a well ordered set.
set-theory
order-theory
well-orders
Isn't every totally ordered set well-ordered?
order-theory
Examples of rings with ideal lattice isomorphic to $M_3$, $N_5$
commutative-algebra
ring-theory
order-theory
ideals
lattice-orders
Strictly increasing function from reals to reals which is never an algebraic number
real-analysis
order-theory
algebraic-numbers
what is total order - explanation please
elementary-set-theory
definition
order-theory
Is it a theorem of ZF that every partial order can be extended to another that makes the set directed?
logic
set-theory
order-theory
axiom-of-choice
What do linearly ordered abelian groups look like?
group-theory
order-theory
How can I think about a net in topology? [duplicate]
general-topology
soft-question
intuition
order-theory
nets
Chain of length $2^{\aleph_0}$ in $ (P(\mathbb{N}),\subseteq)$
elementary-set-theory
order-theory
Are irrational numbers order-isomorphic to real transcendental numbers?
algebraic-number-theory
order-theory
Prove that for any infinite poset there is an infinite subset which is either linearly ordered or antichain.
elementary-set-theory
order-theory
axiom-of-choice
Is this a characterization of well-orders?
logic
model-theory
order-theory
Are there any "crazy" totally ordered rings without infinities/infinitesimals?
ring-theory
order-theory
ordered-rings
Show that it is impossible to list the rational numbers in increasing order
elementary-set-theory
order-theory
cardinals
rational-numbers
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