3^0 DE MOTV FLVID. LINEARL 



— f, iif? , quod per fpatium E F n: ^ expan- 



fum fit 



— ;irir;i^S-—^U 2nn ^ zn^ '''■'' ^' 



Deinde eft 



fz d q - V^fdx ih + '"^^) 



quod integrale pariter per totum fpatium E F zi: / 

 expanfum praebet 



f z d q '=^\\y -^ h) [m^ - m). 

 Denique formula f f\^, abit in hanc formam 



»'^ fiL- - liB^JL) xX" (I^i:^) X X etC.) 



"en'' ^mn 2 e m n n ^emmn 



ficque iftius formulae valor per fpatium E F exten- 

 fus erit 



n'-^n ^ 3 (n' — w P ^ (m' — m) jn' — n) 

 m n^ 2 m n* 2 m m n^ ' 



cuius fufiicit partem fumfifle primam ~~. Exem- 

 pla non addo , quia praccipua phaenomena ex figura 

 circulari fatis iam funt fat^a manifefta, 



EXAMEN 



