P., Hermann, 1924; un volume in 8, broché, (2), 316pp., nombreuses figures dans le texte
---- Deuxième édition ENTIEREMENT REFONDUE ---- "ANDOYER taught astronomy at the Sorbonne for thirty-seven years. His research dealt with celestial mechanics : perturbation theory, special cases of the three-body and of the n-body problem and the motions of the moon. He developed special methods for use in computing ephemerides, the most elaborate one -for the moon- approximating E.W. Brown's definitive treatment but at a fraction of the labor... . (DSB I pp. 156/157)** 96.L5AR
Hermann 1924, grand in-8 broché, illustré photos et nombreuses gravures 316 pages. Bon état
Ray E6*