Ptolemeu frases e citações
Ptolemeu: Frases em inglês
In some of the manuscripts, the books begins with this epigram (Owen Gingerich, The Eye of Heaven: Ptolemy, Copernicus, Kepler, American Institute of Physics, 1993, p. 55).
Almagest
“We consider it a good principle to explain the phenomena by the simplest hypothesis possible.”
Book III, sec 1 (trans. Gerald J. Toomer)
Almagest
“Everything that is hard to attain is easily assailed by the generality of men.”
Book I, sec. 1
Tetrabiblos
Carl B. Boyer, in The Rainbow: From Myth to Mathematics (1959)
“The length of life takes the leading place among inquiries about events following birth.”
Book III, sec. 10
Tetrabiblos
James Gow, A Short History of Greek Mathematics https://books.google.com/books?id=9d8DAAAAMAAJ (1884) p.308.