Full text: Tychonis Brahe Dani Scripta Astronomica (Tomus II)

22 
ASTRONOMIAE INSTAURATAE 
liquum Arcum LOPT cognitum, P. 175. /. 54. //. 36. Angulus autem LEQ 
conflat e vero & apparente motu Solis a medio Q in principium SL, qui 
eft 45 part. praecife, Angulus QPL, eft dimidium Arcus QL, ergo P. 22. 
/. 52. //. 6, Angulus vero LEP, ex complemento ipfius LEQ ad Semi 
circulum datur P. 135. /. 0. Deinde Angulus || ELP eft complementum 
duorum Angulorum coniundlorum QPL&LEPad Semicirculum, vel 
TT 
V* 
'X' 
eft differentia Anguli QPL ad LEP, P. 22. /. 7. // 54, Arcus infuper TP 
eft duplus Angulo ELP, quare is P. 44. /. 15. //. 48. Poftea cognofcitur 
etiam Arcus LOP ex ea differentia, quas eft inter TP & LOPT, P. 131. 
/. 38. //. 48, cuius chorda PL eft 18245736. Conftat quoque Arcus QL O P 
e coniundtis QL & LOP, P. 177. /. 23. //. 1, cuius chorda 19994784, per 
lineam QP repraefentata, eft autem Angulus PET aequalis Angulo 
QEL, illi videlicet contrapofitus P. 45. /. 0. Cumque in Triangulo PLR 
fit proportio Lateris PL ad PR, ficut finus totus ad tinum Anguli RLP, 
fitque finus huius Anguli 3767364, proueniet || PR, 6873833, talium qua 
lium PL, eft 18245736: Dehinc in Triangulo PER conftat etiam pro 
portio Lateris PR ad Latus PE veluti finus Anguli REP, qui eft 7071068 
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