Items related to A System Of Logic: Ratiocinative And Inductive

A System Of Logic: Ratiocinative And Inductive - Softcover

John Stuart Mill

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Synopsis

A System Of Logic: Ratiocinative And Inductive; Being A Connected View Of The Principles Of Evidence And The Methods Of Scientific Investigation by John Stuart Mill. Mill's treatise offers a comprehensive account of logic as the science of evidence and the art of reasoning, foregrounding language as central to inquiry. It opens with a taxonomy of nameable things and an analysis of propositions, arguing that correct naming and predication track observable phenomena rather than metaphysical substance. Key themes include Descriptive Terminology, Nomenclature, and a third category for new generalizations—together enabling precise science and meaningful induction. The work develops a natural, typological approach to classification, introducing the ideas of kinds, type-species, and classification by series, and arguing that scientific knowledge rests on robust, testable laws rather than dictionaries or slogans. The core of the text presents the Four (plus one) experimental methods of induction—Agreement, Difference, Residues, Concomitant Variations, and a combined Indirect Joint Method—illustrated by dew, poisons, electricity, and other phenomena. It culminates in Book V on Fallacies, diagnosing errors by relations between facts and their evidences. The volume also surveys how deduction follows induction, how explanations work, and how to avoid overreliance on a priori premises. Across its parts, language, classification, and evidence are shown as the backbone of robust inference, prediction, and scientific explanation. An extended discussion outlines a program for sociology as a rigorous deductive science, integrating political economy, ethology, and psychology within a multi-cause, evidence-based framework.

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