How to translate "When" in propositional logic?
Oct 28, 2020 · The suggestions given are fine, but there is not always a direct read over from natural language to formal logic: when could mean "whenever" but there could, in natural …
logic - What does $\rightarrow$ mean in $p \rightarrow q$ (as …
Nov 11, 2025 · In some contexts, though, people don't make this distinction between material implication (the connective) and logical implication (the $\implies$ arrow). But they are not the …
definition - Interpretations and models in propositional logic ...
It's possible that considering propositional logic is making this too simplified, and that, at the cost of some additional complexity, the distinctions would be clearer in predicate logic. For …
Is a propositional function a proposition in propositional logic ...
Jul 7, 2024 · In propositional logic there are no propositional functions because there are no predicates and variables in the syntax. See Mendelson's example: the two mathematical …
What's the difference between predicate and propositional logic?
Propositional logic (also called sentential logic) is logic that includes sentence letters (A,B,C) and logical connectives, but not quantifiers. The semantics of propositional logic uses truth …
What is the logical operator for but? - Mathematics Stack Exchange
An alternative way of conveying the same information would be to say "I am fine and he has flu.". Often, the word but is used in English to mean and, especially when there is some contrast or …
How to demystify the axioms of propositional logic?
The most misunderstood element of standard propositional logic is the $\to$ symbol. It is often read as "implies," but that has human meaning that one statement follows from the other in …
Propositional logic resolution - Mathematics Stack Exchange
Jan 22, 2024 · For details and proof of soundness/completeness, see e.g. Mordechai Ben-Ari, Mathematical Logic for Computer Science (Springer, 3rd ed 2012), Chapter 4 Propositional …
propositional calculus - What is a resolution in logic.
Dec 1, 2020 · For resolution in propositional logic, the order in which you resolve the literals does not matter for the end result, if that was your question. Resolution can be applied across any …
logic - What is the difference between propositional constants ...
Sep 28, 2023 · It is common to represent propositional constants by A, B, and C, propositional variables by P, Q, and R, and schematic letters are often Greek letters, most often φ, ψ, and χ. …