The development of modern logic falls into roughly five periods:The embryonic period from Leibniz to 1847, when the notion of a logical calculus was discussed and developed, particularly by Leibniz, b ...
The period between the fourteenth century and the beginning of the nineteenth century had been largely one of decline and neglect, and is generally regarded as barren by historians of logic. The reviv ...
The textbook traditionFrontispiece, with title beginning "The Artes of Logike and Rethorike, plainlie set foorth in the English tounge, easie to be learned and practised".Dudley Fenner'sArt of Logic ( ...
Logic in the Middle EastMain article: Logic in Islamic philosophySee also: Avicennian logicArabic text in pink and blueA text by Avicenna, founder of Avicennian logicThe works of Al-Kindi, Al-Farabi, ...
Logic in IndiaMain article: Indian logicLogic began independently in ancient India and continued to develop through to early modern times, without any known influence from Greek logic. Medhatithi Gaut ...
Before PlatoWhile the ancient Egyptians empirically discovered some truths of geometry, the great achievement of the ancient Greeks was to replace empirical methods by demonstrative science. The syste ...
Valid reasoning has been employed in all periods of human history. However, logic studies the principles of valid reasoning, inference and demonstration. It is probable that the idea of demonstrating ...
The history of logic is the study of the development of the science of valid inference (logic). Formal logic was developed in ancient times in China, India, and Greece. Greek logic, particularly Arist ...