List questions from kripke-models | MathQa

Validity of $ F \supset \Box F$

Published on 12 Jan 2025 - 17:57

Is Kripke/relational/possible world semantics the special case of the the set semantics or first order logic?

Published on 12 Jan 2025 - 21:42

How does the problem of quantified modal logic relate to Kripke's model

Published on 12 Jan 2025 - 21:33

Is the statement $(\exists x\psi(x)\rightarrow\forall x\theta(x))\vdash \forall x(\psi(x)\rightarrow\theta(x))$ true in intuitionistic/minimal logic?

Published on 12 Jan 2025 - 22:22

Why is $\lozenge (p\to p)$ not valid in system $K$ of modal logic?

Published on 13 Jan 2025 - 5:32

Proofing transitivity of simulation relation in Kripke structures

Published on 12 Jan 2025 - 21:30

Accessibility relation in non-classical logics: hereditary or not?

Published on 12 Jan 2025 - 21:30

Semantic explanation for converting intuitionistic logic into classical logic by adding LEM as an axiom

Published on 12 Jan 2025 - 21:42

Necessity and sufficiency on dead end worlds in Kripke's model

Published on 12 Jan 2025 - 21:30

I am looking for a soundness, completeness and consistency proof for this particular $S5$ calculus.

Published on 12 Jan 2025 - 21:40