'Partially ordered set poset' presentation slideshows

An Order-Theoretic Approach toward Entropy

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8.3 Representing Relations

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Solving fixpoint equations

Solving fixpoint equations. Goal. Many problems in programming languages can be formulated as the solution of a set of mutually recursive equations: D: set, f,g:DxD ?D x = f( x,y ) y = g( x,y ) Examples Parsing: first/follow sets in LL(k) parsing PL semantics

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Partial Orders (POSETs)

Partial Orders (POSETs). Partial order or POSET. Definitions : A relation R on a set A is called a partial order if it is Reflexive Antisymmetric Transitive set A together with a partial ordering R is called a partially ordered set (poset, for short) and is denote by [ A;R ]

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Background

Background. Notification services in LAN Provides Notification Selection Notification Delivery Done on a centralized server (hence not scalable) Challenge in a WAN Maximize Expressiveness in the selection mechanism Not to sacrifice scalability in doing so

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