. Commentarii Academiae scientiarum imperialis Petropolitanae. . iio SOLUTIONES QUORUNDAM SOLUTIONES QUOKUNDAM PKOBLEMATUM ASTRONO- MICORUM. Aut, Georg. Wolffg. Krafft. §.i. rigonometria fphaerica ancillatur et fubfer- uit Allroaomiae, (Qd. ita tamen rubfer- uit, Yt faepe officia debcant extorqueri. Fadum quidem iamdiu ell:, vt in fingulis Triangnlis fphaericis foluendis nihil amplius require- re poliic aut neceflitas aut commoditas; verum, fi non ex vnico, fcd cx aliquot inter fe conncxis eius- modi Triangulis pendeat quaefitum, tum plerum- que omnia nodis ita intcr fe contortis laborant, vt,
. Commentarii Academiae scientiarum imperialis Petropolitanae. . iio SOLUTIONES QUORUNDAM SOLUTIONES QUOKUNDAM PKOBLEMATUM ASTRONO- MICORUM. Aut, Georg. Wolffg. Krafft. §.i. rigonometria fphaerica ancillatur et fubfer- uit Allroaomiae, (Qd. ita tamen rubfer- uit, Yt faepe officia debcant extorqueri. Fadum quidem iamdiu ell:, vt in fingulis Triangnlis fphaericis foluendis nihil amplius require- re poliic aut neceflitas aut commoditas; verum, fi non ex vnico, fcd cx aliquot inter fe conncxis eius- modi Triangulis pendeat quaefitum, tum plerum- que omnia nodis ita intcr fe contortis laborant, vt, fi vel maximc detexcri^ callem, quo adiri quaefitum podlt, accufcs tamen molediam in obcunda via fac» pe non exiguam. Confulitur his incommodis tri- plici potilhmum modo: VnO', quo, fphaericis la- teribus et angulis vnice confidcratis, in promtu funt artificia, qnibus Sinus, Cofinus, Tangentcs, fum- mae vel difFerentiac arcuum, dignofci ex infpedis Algebraicis Formulis. poffiint, licet et difi fufo haoitu incedant •, in quo gcncre eximia funt, quae Ch Commctitariis Anni 1727 inferuit, Altero, quo ipfa Sphaera, pro natura Problematis, varie diffeda , cx principiis Geometriae rationes eruuntur , quibus ad propofitum deucniri queaf, > quor-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Imperatorskaia akademia nauk (Russia). Petropolis, Typis Academiae
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