Dedekind number bodes: * see Endnote 88

Dedekind cuts provides the standard definition of the number body “real numbers”; irrational number divides the rational numbers into two classes (sets), with all the numbers of one class (greater) being strictly greater than all the numbers of the other (lesser) class.

 

Klein:

(1849- 1925)  German mathematician known for his work in group theory, complex analysis, non-Euclidean geometry, and on the connections between geometry and group theory. His 1872 Erlangen Program, classifying geometries by their underlying symmetry groups, was a highly influential synthesis of much of the mathematics of the day.

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Leochares:

(4th century BC) Greek sculptor from Athens; sculptor for Mausoleum of Maussollos, Halicarnassus (one of the 7 Wonders of the Ancient World); the Diana of Versailles (Roman copy) circa 325 BC; probably carved the Apollo Belvedere (Roman copy Vatican City).  Of his portrait-statues, the most celebrated were those of Philip, Alexander, Amyntas III, Olympias, and Eurydice I, which were made of ivory & gold, placed at Olympia, erected by Philip II to celebrate victory at Chaeronea (338 BC).

 

paradignm:

an example serving as a model; pattern mold, standard; ideal, paragon, touchstone.

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Lysippus:

(4th century BC) Greek sculptor who along with Scopas & Praxiteles, considered 1 of 3 greatest sculptors of Classical Greek era, transitioning into the Hellenistic period; he had a large workshop & many disciples (who copied his style); The Victorious Youth (or Getty bronze) is associated with him.  In the Roman era & even during his own lifetime demand for copies of his works (from his circle or otherwise) was great