^66 D E M O T V 



ip. Quod hic primum ad terminum conftan- 

 tem attinct in iiequatione prioii , quoniam j pcr 

 terminum principnlcm — 3 <S toUi debet , erit 

 © zz ■+• b| , deinde pro angulj 2 c/ iiabemus 



li.— 2m i M — — Vm m ct N — — V ;;; m 



atque hinc 



© z=: i^ cof 2 q y 

 ita vt fit 



L — — i^. 7« w 



ex quo denique colligitur 

 S = -ll fin. 2 <?. 



Eodem modo pro angulo 4 ^ ob 



fx rz 4 w ; M — + 1/ ;« m ct N = + V ;;/ 

 fiet e = + i*;^ cof. 4 ? , 



ita vt fit 



L zr -4- Ui m m , 

 Tnde tandem condiuiitur 



s — + ;? fii'. 4 </ , 



courequcnter valorcs quarti ordinis © ct S fequenti 

 modo determinantur 



e = + ^' - sl Cf)f. 2 q -h T% cof. 4 q 

 S — - ^l fin. 2 <7 -1- 5^ ftn. 4 (7. 



20. His igitur coniundis valores binnrum 

 coordinatnrum x ct y fequcnti modo (e habebunt: 

 ^C-zz—lkk -{-Holq 4-U^cof.2^— i/t'co(.3?+is5^*col.4^ 



Harum 



