反感 发表于 2025-3-23 12:38:14
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Einführung in die Physiologie des Menschenn form) in Descartes’ solution of a problem of Pappus (see below). They came into general use only a few decades later. We owe important simplifications to Newton (1668), who freely used negative values for coefficients and coordinates. A clear exposition is given in Euler’s Introductio (1748), vol. II, §1–4.产生 发表于 2025-3-23 19:13:01
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Cartesian Coordinatesn form) in Descartes’ solution of a problem of Pappus (see below). They came into general use only a few decades later. We owe important simplifications to Newton (1668), who freely used negative values for coefficients and coordinates. A clear exposition is given in Euler’s Introductio (1748), vol. II, §1–4.疼死我了 发表于 2025-3-24 05:52:46
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Durst und Hunger: Allgemeinempfindungen. III.20) and areas (the Pythagorean theorem). A quick look at the index shows that these three theorems are by far the most basic and frequently used results of geometry. The only original documents which have survived from the pre-Euclidean period are some cuneiform Babylonian tablets (from approxcraving 发表于 2025-3-24 13:42:22
Der Gesamtenergieumsatz des Körpersd 300 B.C. All the mathematical knowledge of the period is collected there and presented with a rigour which remained unequalled for the following two thousand years. Over the years, the Elements have been copied, recopied, modified, commented upon and interpreted unceasingly. Only the painstaking c侵略者 发表于 2025-3-24 17:07:41
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