Acta Academiae scientiarum imperialis petropolitanae . ici1. i^ ergo proilu cciciifai ifta luitiali* — 485i7-p«« Ex refolution^ aeq. ciibicae k rr. 1, i. B E_o, 53190-/ 2,87312- g__ 2,40712. B -f- j *» •= V(B-+-,^r]kf Arc. tang. i£ N = 53 39 52 .i,^ iArc. tang. -^ f 1/: M — 30° 40 39. ?<-, , N-hM ; r- Arc. tang. ,y ? ; R — 84 20 — 13° 46 32. hinc N + H —d^ :: i6^ 54 24/,7. ex qulbiis pro angulo V colligitur aequatio (R-V)-0,00030409. V= 8, fatisfacit angulus V = 50° 48. 6 — 3048, hifce elementis calculi, ex fuperioribu
Acta Academiae scientiarum imperialis petropolitanae . ici1. i^ ergo proilu cciciifai ifta luitiali* — 485i7-p«« Ex refolution^ aeq. ciibicae k rr. 1, i. B E_o, 53190-/ 2,87312- g__ 2,40712. B -f- j *» •= V(B-+-,^r]kf Arc. tang. i£ N = 53 39 52 .i,^ iArc. tang. -^ f 1/: M — 30° 40 39. ?<-, , N-hM ; r- Arc. tang. ,y ? ; R — 84 20 — 13° 46 32. hinc N + H —d^ :: i6^ 54 24/,7. ex qulbiis pro angulo V colligitur aequatio (R-V)-0,00030409. V= 8, fatisfacit angulus V = 50° 48. 6 — 3048, hifce elementis calculi, ex fuperioribus formuhsprodit Ahitudo iate - - - - Amplit. iacftus pro ramo afc. 2133. Amphtudo iadus tota •- 3774- Celeritas globi recidentis - 275. Celeritas globi in vertice - 209. • Angulus recidentiae globi - <Jo° 22. ? ^. <5. Quantumuis vero haec methodus cum ex-perimentis confentiret: valores tamen k, f Gt g vna cumMla Acad, Jinp. Si\ Tom. IV, P. /. Y angu-. an^ulis N et M; et potiinnium tcrmino lo»a-rithniici^ ct arcu ciicuKiri complicafac retolutio calculosrcquirunt opcrofiorcs, quani vt in ipfa praxi ad ilhisformulas rccurri p;)irit; ncque magis patct, quomodo hacformulae, in qubus modo mcmoratac quantirates , a poa-dcre partim et diamctro globi, partim a ia<flus obliquita-tc et ccleritate initiali pcndentej, diuerfimode iutcr fecomplicantur, ad conllrudioncm tabularum rcuocari que-antj id quod (cqucnti commodinimc ficri ratione reperi. Totus fcilicct calculus pro dato quolibet iacflu in-ftitfiendus a valorc k, pcr qucm quanitaies f ct g vnacum angulis N et M dctcrminantur, ( §. 3.) adcoquc abacquatione cubica k-i-Bk—BC=o, in qua data funtB et C per conditionem iadus, primario pcndct; cuiusacquationis rcfolutioncm §. 3. datani iam fcquenti modo adornari conucniei: Sumto angulo 2 tu tali, vt fit 51£I — !?. tang. 2 u , fiue tang. 2 w =: ^. f^ , crit /=i •;, (tang. z w + fcc. 2 o)) = ?-J-? tang. (4-5 + a))adeoqn
Size: 1420px × 1759px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthorimperatorskaiaakademianaukrussia, booksubjectscience
