logic
✓Master formal and informal logic - valid reasoning, fallacies, paradoxes. Use for: argument analysis, validity, soundness, logical form, fallacies, paradoxes. Triggers: 'valid', 'validity', 'fallacy', 'premise', 'conclusion', 'modus ponens', 'modus tollens', 'paradox', 'logical', 'syllogism', 'deduction', 'induction', 'inference', 'argument form', 'soundness', 'entailment', 'contradiction'.
Installation
SKILL.md
Master the principles of valid reasoning: formal logic, informal logic, fallacy detection, and paradox analysis.
| Argument | Premises + Conclusion | | Premise | Statement offered as support | | Conclusion | Statement being supported | | Valid | Conclusion follows from premises | | Sound | Valid + true premises | | Cogent | Strong inductive + true premises |
| ¬ | Negation | Not P | | ∧ | Conjunction | P and Q | | ∨ | Disjunction | P or Q | | → | Conditional | If P then Q | | ↔ | Biconditional | P iff Q |
Master formal and informal logic - valid reasoning, fallacies, paradoxes. Use for: argument analysis, validity, soundness, logical form, fallacies, paradoxes. Triggers: 'valid', 'validity', 'fallacy', 'premise', 'conclusion', 'modus ponens', 'modus tollens', 'paradox', 'logical', 'syllogism', 'deduction', 'induction', 'inference', 'argument form', 'soundness', 'entailment', 'contradiction'. Source: chrislemke/stoffy.
Facts (cite-ready)
Stable fields and commands for AI/search citations.
- Install command
npx skills add https://github.com/chrislemke/stoffy --skill logic- Source
- chrislemke/stoffy
- Category
- {}Data Analysis
- Verified
- ✓
- First Seen
- 2026-02-01
- Updated
- 2026-02-18
Quick answers
What is logic?
Master formal and informal logic - valid reasoning, fallacies, paradoxes. Use for: argument analysis, validity, soundness, logical form, fallacies, paradoxes. Triggers: 'valid', 'validity', 'fallacy', 'premise', 'conclusion', 'modus ponens', 'modus tollens', 'paradox', 'logical', 'syllogism', 'deduction', 'induction', 'inference', 'argument form', 'soundness', 'entailment', 'contradiction'. Source: chrislemke/stoffy.
How do I install logic?
Open your terminal or command line tool (Terminal, iTerm, Windows Terminal, etc.) Copy and run this command: npx skills add https://github.com/chrislemke/stoffy --skill logic Once installed, the skill will be automatically configured in your AI coding environment and ready to use in Claude Code or Cursor
Where is the source repository?
https://github.com/chrislemke/stoffy
Details
- Category
- {}Data Analysis
- Source
- skills.sh
- First Seen
- 2026-02-01