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DE 



MOTV CORPORVM FLEXIBILIVM. 



Aignmcnnim , qnod hic pcrtrncflnndnm fulcipio, infi- 

 gncm mcchanic.ic p;irrcn. conUitiiit , cuni cnim hac 

 fcicnti;\ cnndonim corponim motns , tam qn;ilcs pcrma- 

 nc-.uit , qn.im qnomodo ;i potcnriis immntcntur , innclli- 

 gari dcbc;inc , ex dincrfii corpornm indole primaria traifla- 

 tionis diiiifio oiigincm trahit. Hinc corpora flcxibili;i , 

 qnorum ftrn(fliira ita cfi companit;» , vt partcs inflc<fli qnc- 

 an" , ad pccnli;ircm mcch;uiic:ic partcm rcfcrri dcbcbnnt , 

 qu c , ctfi nlias vnincrfi motus fJcntia r.im latis cxcnlta 

 ■vidcatur, tamcn nc ad hoc vsquc tcmpus qnidcm a quo- 

 qiiam eft tentata , ita vt ctiam prima principia , ex qui- 

 bus corpornm flcxibilium motus definiri dcbcat , ad- 

 hdc ignorcnnir. (^n.inquam cnim Cclcbcrrimns Diniel 

 Bernoiilii et ego motum orcillatorinm huiu.snKxii corpo- 

 nim felicitcr cxplicauimus , tamcn qui.i tantnm oscillatio- 

 ncs minimas liiinus contcmplati , ipfi". gcnuinis principiis, 

 quibus corporum flcxibiliiim motus continctur , carcre po- 

 tcramus , cum principia ftatica cflcnt fullicientia. Qiioni- 

 am igitur hoc argnmcntum planc e(l nounm atqnc adhuc 

 intadum , c.ifiis t.mtum nonnullos fimpliciflimos cuoluani , 

 vt principia horum monuim in mcdiiim pn)fcrantur , fi- 

 mulqiic mcihd.ius tradatnr , qua omnia huius g^ncri^ pio- 

 blcm.ita rcll)lui conucniat. Mcihodo igitur matlicmaticis 

 confucta , quac in haiic rcm fum mediiaciis , ordinc pro- 

 p()n;im. 



Dcfi- 



