iS^ DE MOlr CORrORfM FLEXIBIUrM. 



tac , confidcrnri , ct qiio motii pronioiicri pcrgant , cxa- 

 minari dcbcbiint , tiim vcro flcxiirac ciiiiisquc vis cll in- 

 vcllig.inda , qiiae fiDgiila motus ita modcrctur, vt partcs , 

 Tti natura poflulat , contiguac coulcrucntur , hocquc nio- 

 do ad quodiiis momcntum motus riuguLirum coiporis par- 

 tium dclinictur. lln crgo paucis vcruis complcxam totam 

 nicthodum , qua in hoc ncgotio vti oportet y intcrim ta- 

 men in cius applicationc mixima obllacula occurrunt , 

 quae fiugulari circumlpciflioue rcmoucri dcbciit. Alaxi- 

 mum autcm liibfidium in hac iuiiclhgationc in co vcr- 

 /;itur , vt illc ipic motus , qui quacritur , modo qiiam 

 commcxiillimo pcr lymbola rcpraclcinctur • qua dc re in 

 /cyucuti fcholio antc omnia clt cxplicandum. 



Scholion 2. 



1 1 . Confidcrcnuis primo corpora \nica flcxura prae- 

 dlta , his enim pcrtraiflatis non admodum difficilc crit ad 

 plures flcxuras mcthodum accommodarc. Huiusmodi crgo 

 corporis motus , vtcunque fucrit comparatus , mcntc com- 

 prchendctur atque intcHigctur , fi primo noucrimtis mo- 

 tum , qu) ipfi flcxura progrcdiatur, hoc cfl, viam , ()uain 

 defcribit , atque cius cclcritatcm in fiiigulis locis. Dcindc 

 fi vtia|ue pars non motu fibi paraliclo flcxuram fccjuatur 

 vtriubquc motus rotatorius fcu augularis circa ipfim flcxn- 

 ram dcbct cognofci. Tandcm ad qiioduis tcmpus fitus 

 paitium rcfpcctu plagac datac crit dcfiuicndus. Has autcm 

 rcs fi in c|Uouis motu oblato dctcrminarc atquc alliguarc 

 potcrimus , tum dubium cll niillum , quin totum corporis 

 motum pctlcdc habcamub coguitum. Ad hacc autcm cx- 



pcdicndj 



