Findings:

• Principia Mathematica Philosophiae Naturalis
• On Formally Undecidable Propositions of Principia Mathematica and Related Systems
• Principia Mathematica
• Mathematica
• IBM Mathematica Peep Shows
• Mathematica and free software
• Principia Discordia
• Principia
• Principia Cybernetica
• The Final Problem of Principia
• Principia Ethica
• Principia Discordia - Introduction

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