Questions tagged [automated-theorem-proving]

Machine-checked, machine-generated or machine-verified proofs

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votes
1answer
1k views

What is the difference between “definition” and “inductive” in Coq?

In Coq, you can use two different kinds of keywords to do definitions--Inductive and Definition. I do not understand the difference between an inductive and a definition, or when it is appropriate to ...
3
votes
2answers
2k views

Equivalence of NFA and DFA - proof by construction

I was looking at the construction proof showing the equivalence of NFA and DFA from Sipser's text. It started by taking number of states of DFA as $\mathcal{P}(Q)$, where $\mathcal{P}(Q)$ is the set ...
7
votes
1answer
265 views

Redundancy elimination in the superposition calculus

When proving theorems with the superposition calculus, we deal with three kinds of rules: Generating rules: from pair of clauses A and B, generate new clause C while keeping the original pair, e.g. ...
10
votes
1answer
507 views

Distinct variables for different clauses

In resolution theorem proving, it is normally assumed variables in different clauses are distinct. This is not something that happens automatically; it requires significant extra code and computation ...
5
votes
2answers
707 views

Automated geometric theorem-proving using synthetic methods

This question is about geometric theorem proving and is inspired by this Math.SE post. Currently, Euclidean-geometric theorem provers, as referred to in the post, use coordinate geometry to convert ...
17
votes
3answers
3k views

Why is unification so important to inference engines?

I am learning Automated Theorem Proving / SMT solvers / Proof Assistants by myself and post a series of questions about the process, starting here. I keep reading about the Unification Algorithm. ...
16
votes
2answers
403 views

Why do some inference engines need human assistance while others don't?

I am learning Automated Theorem Proving / SMT solvers / Proof Assistants by myself and post a series of questions about the process, starting here. Why is it that automated theorem provers, i.e. ACL2,...
20
votes
1answer
1k views

Types of Automated Theorem Provers

I am learning Automated Theorem Proving / SMT solvers / Proof Assistants by myself and post a series of questions about the process, starting here. Which are the relevant automated theorem provers? I ...
44
votes
6answers
8k views

Learning Automated Theorem Proving

I am learning Automated Theorem Proving / SMT solvers / Proof Assistants by myself and post a series of questions about the process, starting here. Note that these topics are not easily digested ...

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