Diodorus Cronus was a Greek philosopher and dialectician connected to the Megarian school.
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Diodorus Cronus was a Greek philosopher and dialectician connected to the Megarian school.
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Diodorus Cronus was most notable for logic innovations, including his master argument formulated in response to Aristotle's discussion of future contingents.
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Diodorus Cronus lived in the court of Alexandria in the reign of Ptolemy I Soter, who is said to have given him the surname of Cronus on account of his inability to solve at once some dialectic problem proposed by Stilpo, when the two philosophers were dining with the king.
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Diodorus Cronus is said to have taken that disgrace so much to heart that after his return from the meal, and writing a treatise on the problem, he died in despair.
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However, according to Strabo, Diodorus himself adopted the surname of Cronus from his teacher, Apollonius Cronus.
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Diodorus Cronus is thought to have died around 284 BC; his date of birth is unknown.
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Diodorus Cronus was particularly celebrated for his great dialectic skill, for which he was called The Dialectician.
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Diodorus Cronus's pupils included Philo the Dialectician, and Zeno of Citium—the founder of the Stoic school.
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Diodorus Cronus seems to have fully developed the dialectic art of the Megarian school.
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Diodorus Cronus was much occupied with the theory of proof and of hypothetical propositions.
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Diodorus Cronus further denied the coming into existence and all multiplicity both in time and in space; but he considered the things that fill up space as one whole composed of an infinite number of indivisible particles.
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Diodorus Cronus made use of the Sorites paradox, and is said to have invented two others of the same kind, viz.
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Diodorus Cronus rejected the view that words are ambiguous, any uncertainty in understanding was always due to speakers expressing themselves obscurely.
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Alexander of Aphrodisias tells us that Diodorus Cronus believed that that alone is possible which either is happening now, or will happen at some future time.
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Diodorus Cronus went on to formulate an argument that became known as the master argument.
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Diodorus Cronus observing this contradiction employed the probative force of the first two for the demonstration of this proposition: That nothing is possible which is not true and never will be.
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Epictetus' description of the master argument is not in the form as it would have been presented by Diodorus Cronus, which makes it difficult to know the precise nature of his argument.
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Diodorus Cronus thus made use of the first and third proposition to demonstrate that the second proposition was false.
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