200 



AOC, iSo^—BOC, ron miniis qiiam angulisAOC, EOC, 

 coziipetit. 



''§. 7. \'aIor anguli v[/ timxunus eft, quando 

 o =z:cofCp^(tangEOFcofC|:^— fin $) 



— fin Cp" (tang E O F fm Cp' H- cof ^^;'') 

 CJ. <.\ Ii. e. 



c r= tang E O F cor £ ^)' — fm 2 (|)'', vel 

 targ2(p^ — tan-E^OF, et (f ''ziz i E O F ~ E O G. 

 Pro maximo itaque valorc ;ini»ii]i \|> — G O II — G O I, cft 



tang^ G O II :z: ^M^i^ :^ IZU^ O ^ 

 '^ cofEOF ^ cofEOF ' 



unde 



cb cofEOF:rr--^\-._^__ (5. ,.) f.t 



tang- G O II Zr Vrc.'-I^- >-4n»,V.a .,1 -n» 4-1 



Eft anlcni 



tan"- E O G — j^rfror 



quaro cum fompcr fit i H- cof E O F > 2 cof E O F, frquitur 

 G O II > (t O K. Ctuva ifiitur E II F I non cft circulus , 

 fcd cun\i duflich iurvatnrac 



5. %. rtirvac Iviin: natnra qrio nuliuf? pcifpiciatur, 

 corpus Knll y \ c.\amincmt;. , r cuitis ctim fpliaera intrr- 

 fcQione illa r»ritur. Qdcm iii fpifm qtu mcnn^juc afliima- 

 fnus filtim plannrum AOC. flOC, ct cx (juopiam punQo 

 C intri'>rti(iMi'? corum OC m\ pl.inum A 15 dfmino pcr- 

 pcmiicTil) CK, duflciruc KL a-I OA, KM ,ad OD nor- 



mali. 



