summulae

compendia

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In history of logic: Developments in the 13th and early 14th centuries
…compendia are often called “summulae” (“little summaries”), and their authors “summulists.” Among the most important of the summulists are: (1) Peter of Spain (also known as Petrus Hispanus; later Pope John XXI), who wrote a Tractatus more commonly known as Summulae logicales (“Little Summaries of Logic”) probably in the…
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