hoare-logic-verifier

Name: hoare-logic-verifier
Availability: InStock
Author: rainoftime

Verify imperative program correctness using Hoare logic and loop invariants.

17|2|Updated Feb 16, 2026

Search Tags:#verification #formal methods #correctness #hoare-logic #program proving #loop invariants

Ready to run

npx skills add https://github.com/rainoftime/pl-skills --skill hoare-logic-verifier

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: hoare-logic-verifier
Source: https://github.com/rainoftime/pl-skills/tree/main/hoare-logic-verifier
Command: npx skills add https://github.com/rainoftime/pl-skills --skill hoare-logic-verifier

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) and scripts (resource) components.

What problem does it solve?

This Skill addresses the challenge of ensuring software reliability and correctness by providing a systematic way to prove program properties using formal methods.

Core Features & Use Cases

Formal Verification: Prove that programs meet their specifications (pre/postconditions).
Invariant Checking: Verify critical loop invariants to ensure program state remains consistent.
Use Case: Developers can use this skill to formally verify the correctness of critical algorithms, such as sorting functions or state-transition logic in embedded systems, before deployment.

Quick Start

Use the hoare-logic-verifier skill to prove the correctness of the provided swap program snippet.

Frequently Asked Questions about hoare-logic-verifier

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I prove program correctness using formal methods?▼

You prove program correctness by specifying preconditions and postconditions, generating verification conditions, and checking soundness for imperative programs using Hoare logic.

What is Hoare logic used for in software verification?▼

Hoare logic is used for formal verification of imperative programs, providing a systematic way to prove program properties and ensure state consistency by checking loop invariants.

How do I verify loop invariants for critical algorithms?▼

You verify loop invariants by specifying program contracts, applying Hoare logic rules to generate verification conditions, and checking soundness to ensure program state remains consistent.

Can I use Hoare logic for static verification of embedded systems?▼

Yes, Hoare logic applies to static verification tasks for embedded systems, allowing you to formally verify state-transition logic and algorithm correctness before deployment.

Do I need to specify contracts to verify imperative programs?▼

Yes, specifying contracts with preconditions and postconditions is required to generate verification conditions and check soundness when proving properties of imperative programs.

What's the best way to formally verify a sorting function?▼

The best way to formally verify a sorting function is applying Hoare logic to specify contracts, verify loop invariants, and check soundness of the imperative program implementation.