(197) == 



fcquitiir dari hoc loco piindii rcgrcrTus. CorpUs cnim liifi 

 temporis inrcruallis tanruni fit llation:uinm ct poll ftatum quic- 

 tis momcntuncac curlum fiium coniinuat, cnius Phacaomcui 

 dcinccps pcr cxpcrimcnta iaitiruta ccrtidr fum faiflus. 



§. 17. Figura quarta cxhibct ftatum noflri pcnduli proTdb, VL 

 quinquc cpochis modo cxaminatis. Eft fcilicct O a. af figura ^'S- *• 

 inirialis fyftematis, idcoque pro vtroquc tcmporc / — o ct 

 /= 2 min. fcc. O y y' cll figura pro tcmporc i-\ ct t-\-y 

 O 5 y pro tcmpore t^=:ii et O (3 (3^ pro intcgra ofcillationc 

 ;— I. Hic igitur crit a p — a' "j z=: 48 lin. par. Pyzz:^^., 

 (35=27, y5=3, a^y^^s^, y^ rj — 16^ i'|3'=8o. Ita 

 corpufcuium (upcrius, quod initio crat in a, tcmpore \'^ per- 

 vcnit in (3, tcmpore '/'' in y, poft //'' in 5, \bi regrcditur 

 et poft integrum minutum fccundum clapium iterum in axem 

 incidit in p, a quo iicrum rcgrcditur ad dcxtram in 5 ct c- 

 lapfo tcmpore l'^ in y pcrucnit, a quo pundo porro poft 

 duo minuta Iccunda iterum in a cadit. 



Tcmporc crgo zr 1'' abfoluit fpatium a |3 -f- j3 y =: 7 2''^'' 



----I---- y5H-5(3=30 



- \ - - - - p^-f-Jyrr^i^ 



----2---- y(3-f-pa=:72 



tcmpufculum aurem quo fpatiolum y pcrcurritur, tft ;, — 

 i in A n.in. fcc. Quod corpus infcrius attinct, id 



tcmporc ''''' abfoluit fpatium a'' y'' =32 hn- 



1 - - - y^ c -f- T (3' = 9<^ — • 



2 - - - p^-y -f-vy' — 9^ — ' 



» - - ~ y A — a- 



B b 3 quae 



