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Nabla Algebras and Chu Spaces

Nabla Algebras and Chu Spaces

Nabla Algebras and Chu Spaces

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Foreword<br />

Basic observations<br />

∇-algebras<br />

Lifting constructions on <strong>Chu</strong> spaces<br />

Vietoris endofunctor on Stone spaces<br />

A lifting construction<br />

Relation lifting<br />

F Set-endofunctor, Z ⊆ S × S ′ :<br />

S π<br />

←− Z π′<br />

−→ S ′<br />

Aless<strong>and</strong>ra Palmigiano (joint work with Yde Venema) <strong>Nabla</strong> <strong>Algebras</strong> <strong>and</strong> <strong>Chu</strong> <strong>Spaces</strong>

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