I have just started reading into propositional calculus/logic, and have realised that a lot of the foundational concepts in this area are similar to t ...

Logical negation (NOT), conjunction (AND), disjunction (OR) and exclusive disjunction (XOR) are very often used in every programming language. Why isn ...

Could someone help me linearize this implication? Being x and y integer variables, the implication is the following I would really appreciate some ...

I have encountered an example property which works here: There is no syntax error above. Then I tried to modify to this Which gives me syntax e ...

This question is about a project that I am doing, namely, to code Principia Mathematica in Coq. Principia has derived rules of inference, one of which ...

Here is a little test: When I load this into SWI-Prolog: The -> branch doesn't have access to the (local) variables Eos and Gos? But why? It ...

I see that many theorems in Isabelle/HOL prefer meta-level implication: instead of the object logic level, i.e. higher order logic implication. ...

Trying to implement and indicator constraint in Python + Gurobi where the indicator(LHS) is a sum of a binary decision variable. Hi, I've would like ...

I'm trying to prove the transitivity of -> in Coq's propositions: I wanted to destruct all propositions and simply handle all 8 possibilities wi ...

As noted in another StackOverflow answer that I can't seem to find anymore, this pattern emerges frequently in practical Prolog code: and many peop ...

I am wondering if there is any way for me to check if a column has a value, if the value is XXXXX then another column must be in the list of (A,B,C). ...

I couldn't prove this: f(n) = O(g(n)) implies f(n)^k = O(g(n)^k) where k is element of the natural, positiv numbers I've found similar examples on ...

Is the following theorem provable in Coq? And if not, is there a way to prove it isn't provable? I know this related relationship is true: But I ...

Recently the question came up what the difference is between the usual implication operator (|->) and the implies operator in SystemVerilog. Unfort ...

I would like to write a statement in python with logical implication. Something like: Of course, I know I could use: But is there a logical oper ...

I'm currently answering a logical equivalence question and would like confirmation of the rule I used at one point as it is not in the list of laws, p ...

I have the following statements in my knowledge base, but there is a premise with only 1 variable (refer to 3rd line). I'm attempting to build a truth ...

how to read P implies Q in classical logic? example : This is modal logic which uses classical logic rules. KaX : a knows the that X is true. I ...

I'm hooked on bitwise for a new security paradigm I'm creating called VMAC. Variable Matrix Access Control. I want to do logical implication on to bit ...