Skip to main content
MathOverflow
Dominic van der Zypen's user avatar
Dominic van der Zypen's user avatar
Dominic van der Zypen's user avatar
Dominic van der Zypen
  • Member for 14 years, 4 months
  • Last seen this week
Profile Activity

4,558 Actions

All Accepts Posts Badges Comments Revisions Reviews Suggestions
asked
Antichain on $\mathcal{P}(\omega)/fin$ of cardinality $2^{\aleph_0}$?
accepted
Infinite Hausdorff space that is not homeomorphic to any proper quotient
accepted
Is $\{0,1\}^\omega$ the order-preserving image of $\{0,1\}^\omega$ modulo some finiteness relation?
asked
Is $\{0,1\}^\omega$ the order-preserving image of $\{0,1\}^\omega$ modulo some finiteness relation?
comment
Infinite Hausdorff space that is not homeomorphic to any proper quotient
Oh, possibly, have to think about it. Please post your example as an answer
revised
Infinite Hausdorff space that is not homeomorphic to any proper quotient
typo S --> \vartheta
asked
Infinite Hausdorff space that is not homeomorphic to any proper quotient
revised
Surjectivity from union of a set system to the set system
deleted 9 characters in body
accepted
Images of $\{0,1\}^\kappa$
asked
Images of $\{0,1\}^\kappa$
answered
Surjectivity from union of a set system to the set system
asked
Surjective marriages
comment
Lattice: Join of orthogonal elements is set union?
So $(\cdot)^{\perp\perp}$ is a closure operation, and you consider the sets closed under that operation? And what does it mean that $A\perp B$?
accepted
Maximum degree and matching number
reviewed
Approve
basic questions on quantum integrable systems
asked
Maximum degree and matching number
comment
Critical topological spaces
Excellent results -- thanks Joseph!
revised
$\kappa$-impediments (according to Shelah, Nash-Williams, Aharoni)
in -> into
asked
$\kappa$-impediments (according to Shelah, Nash-Williams, Aharoni)
accepted
Critical topological spaces
1
…
210 211
212
213 214
…
228