8 
nqidxov ' dnayexai yaq dkov eig xd nqidxov. ke(i(iaxa de eyei 
ta koyov anoxo(irjg x. avxa de xd dvo fiifikia xidv koyov 
anoxo(irjg &eioqy(tdxiov eoxi qua, xaxa de Ueqixkea nkeidviov 
rj xogovxiov. 
Trjg (f anoxo(ifjg xov ycoqiov fiifikia (iev eoxi dvo, nqo- 
fikrj(ia de xdv xovxoig ev, v no diai q n vt i e vov dig' xai xovxiov 
(.lia nqoxaoig eaxi xd (iev dkka d(ioiiog eyovoa xfj nqoxeqa, 
(tovqt de xovxio diaifeqovoa xio delv xag anoxe(ivo(tevag dvo 
ev&eiaS & v dxeivrj (iev koyov eyovoag do&evxa noieiv, ev de 
xavxji yioqiov neqieyovoag dod-ev. qrjSrjoenai yaq ovxio ‘ did 
rov doxXevzog orjqeiov evfreiav yqauurjv ayayeiv zeitvovGav 
ano xiov doiXeunov Seoei dvo evO-euov nqog xolg en avtidv 
do&eloi oi](ieioig yioqiov neqieyovoag ioov zijj dodevxi. xai 
avxy de dia xag avxag aixiag xd nXfj&og eayrjxe xiov yqctifo- 
(leviov. eyei de xd (iev nqidxov fiifikiov yioqiov anozo(irjg xo- 
novg £, nxidoeig xd, dioqiO(tovg t, ibv xeooaqeg (iev (teyiozoi, 
rqeig de ekayioxoi' xai eoxi iieyiaxog (iev xaxa xrjv devxeqav 
nxidoiv xov nqidxov xonov , xai o xaxa xrjv nqioxyv nzidoiv 
rov fi xonov , xai d xaxa xrjv devxeqav xov xexdqxov, xai d 
xaxa xrjv xqixrjv xov exxov xonov' ekayioxog de d xaxa xrjv 
xqixrjv nzidoiv xov xqixov xonov , xai d xaxa xrjv xexaqxrjv 
xov xexdqxov xonov, xai d xaxa xrjv nqidxrjv xov exxov xo- 
nov. xd de devxeqov fiifikiov xiov yioqiov anozofirjg eyet xd- 
novg ly, nzidoeig de £, dioqiG(iovg de xovg ex xov nqidxov 
dndyexai yaq eig avio . t)eioqrj/iaxa de eyet xd /iev nqidxov 
fiifikiov urj, xd de devxeqov og. 
c E§rjg ‘) xovxoig avadedoviai xrjg diioqio/ievrjg xourjg 
fiifikia dvo, idv d(ioiiog xoig nqdxeqov (tiav nqoxaoiv naqeoxi 
keyeiv, dieCevy/ievrjv de xavxrjv' xrjv doikeioav aneiqov ev&eiav 
evi Gtj(ieiio xe(ieiv, aioze xiov dnoka(ifiavo(tevojv evdeadv nqdg 
xolg en airxfjg do&eioi orjfieioig, rjxoi xd ano (iidg zexqdyar- 
vov, rj xd vno dvo anoka(ifiavo(ieviov neqieyd(ievov dqd-oyar- 
vlov dodevxa koyov eyew rjxoi nqdg xd vno l 2 ) (iiag anoka/x- 
fiavo/ievrjg xai xrjg eigoj do&eiorjg, rj nqdg xd vno dvo dnokafi- 
fiavo(ieiov neqieyd(ievov dq&oyidviov, 
1 ) Elnschsltung von Snellius. Vergi. Wilebrordi Snellii Apollonius Batavus seu 
exsuscitata Apollonii Pergaei neo) #i(»nirwt?vri; rourjs Geometria. Lugd. 1608. 4 
2 ) Die Hdscli. halien dno.