Quiz 2
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Information Sets

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Now · Representing Simultaneous Moves

Information Sets

Representing Simultaneous Moves

To represent a simultaneous game in extensive form, we use an information set containing two nodes for Player 2, neither of which P2 can distinguish (because P1's move hasn't been observed).

Perfect Recall

A game satisfies perfect recall if every player remembers their own previous moves and what they knew. Games without perfect recall can have counterintuitive equilibria. Join Discord PreviousExtensive-Form GamesNextExtensive Form Advanced
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System Normal // Awaiting Context

Intelligence Hub

Navigate the knowledge graph to generate context. The Hub adapts dynamically to surface backlinks, related notes, and metadata insights.