Titlebook: Constellations and Conjectures; Norwood Russell Hanson,Willard C. Humphreys Book 1973 D. Reidel Publishing Company, Dordrecht, Holland 197

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Book 1973Mechanics. t 3 This is an ideal situation. It crystallized late in the history of planetary theory.The Greeks found explanations for heavenly motions: the back­ ward loops were explained to their satisfaction. But they could not predict these motions, not in terms of Attic explanatory cosmologies.

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Supplementary Material for Book Two, Section A A good deal of Boethius’ work in mathematics and astronomy, as well as his . on the logic of Aristotle and Porphyry, were available in the earliest middle ages. In the early twelfth century Aristotle’s . - part of the . - were translated into Latin. Then in 1126 Adelard of Bath translated the fifte

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Supplement to Section on Copernican Theorys Mercury’s orbit; the outer circle, the earth’s. Clearly, from the earth Mercury should always be seen close to the sun ‘oscillating’ to either side of it. . and . denote the earth and Mercury when the latter is farthest to the west. The angular distance between the two bodies at this time . out as

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Supplementary Material for Book Three, Part Ius that Mars will always be at the same intersection of celestial coordinates during these observations - at the same position in its orbit. Meantime the earth will be occupying different position, since the orbital periods of earth and Mars are different.

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Erscheinungsformen des Magnetismus,Das Verhalten von Materie im Magnetfeld hängt insbesondere davon ab, ob Zentren mit magnetischen Momenten anwesend sind und ob es sich um einen metallischen Leiter oder einen Isolator handelt. Die in Kapitel 1 vorgestellten Begriffe werden vertieft und die Erscheinungsformen des Magnetismus mit einigen typischen Beispielen vorgestellt.

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Ulrich KarpenIn 1988 I wrote in my review on Viscaceae lectins (Franz 1989): “The author of this review hopes for progress in this field over the next years. Moreover, he is anticipating it.” The recent development seems to confirm this remark. A number of papers published recently might justify the presentation of a further review about mistletoe lectins.

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