two-cardinal problem
logic and mathematics
Learn about this topic in these articles:
model theory
- In metalogic: Satisfaction of a theory by a structure: finite and infinite models
…another direction, there are “two-cardinal” problems that arise from the possibilities of changing, from one model to another, not only the cardinality of the domain of the first model but also the cardinality of some chosen property (such as being a prime number). Various answers to these questions have…
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