Single Idea 10884

[catalogued under 5. Theory of Logic / J. Model Theory in Logic / 2. Isomorphisms]

Full Idea

If a theory has, up to isomorphism, exactly one model, then it is said to be 'categorical'.

Gist of Idea

A theory is 'categorical' if it has just one model up to isomorphism

Source

Leon Horsten (Philosophy of Mathematics [2007], §5.2)

Book Reference

'Stanford Online Encyclopaedia of Philosophy', ed/tr. Stanford University [plato.stanford.edu], p.23

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