2011Mathematical logic quarterlyRequires access

Forcing with the Anti‐Foundation axiom

Olivier Esser

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Abstract

Abstract In this paper we define the forcing relation and prove its basic properties in the context of the theory ZFCA, i.e., ZFC minus the Foundation axiom and plus the Anti‐Foundation axiom (AFA).

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What this paper is about

Abstract In this paper we define the forcing relation and prove its basic properties in the context of the theory ZFCA, i.e., ZFC minus the Foundation axiom and plus the Anti‐Foundation axiom (AFA).

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Available abstract

Abstract In this paper we define the forcing relation and prove its basic properties in the context of the theory ZFCA, i.e., ZFC minus the Foundation axiom and plus the Anti‐Foundation axiom (AFA).

Key concepts: Forcing (mathematics), Mathematics, Axiom, Constructive set theory, Foundation (evidence), Axiom of choice, Zermelo–Fraenkel set theory, Urelement

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