https://w3id.org/np/RAVM6Ge-VFJlUFEwVXKj-ojAm85hSwz7A9VgFzJXtwO5I
.trig | .trig.txt | .jelly | .jelly.txt | .jsonld | .jsonld.txt | .nq | .nq.txt | .xml | .xml.txt
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dc:description "In crystals of quartz the number and length of the sides vary from specimen to specimen, but the angles between corresponding faces do not change.";
dc:type "empirical-generalization";
<http://www.w3.org/2000/01/rdf-schema#comment> "Formalization: contingent. The law of constancy of interfacial angles. Follows from a lattice model (angles fixed by the cell), so the empirical content is that natural crystals of one species share one cell.";
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<https://w3id.org/delphi/ontology/context> "Steno N, “De solido intra solidum naturaliter contento dissertationis prodromus”, Macmillan, New York (Univ. of Michigan Studies, Humanistic Series XI), English translation by John Garrett Winter, 1916 (1669); Prodromus, explanation of figures 5 and 6, p. 272. Scope: Quartz crystals (and by extension crystals of one substance); interfacial angles." .
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dc:creator "Nicolaus Steno";
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dc:rights "Public domain (1669; translation 1916).";
dc:title "De solido intra solidum naturaliter contento dissertationis prodromus";
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<https://schema.org/text> "in the plane of the axis both the number and the length of the sides are changed in various ways without changing the angles" .
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