Principes de la géométrie analytique. Géométrie de l'espace, par L. Painvin.

j(i) A (:x-': x) B (y- ) C (-1) o;
ti:Uk e~t I'rqzzawdng zc'ai,Ce pC6J paZY^a72^'"/^^ y^ ozn-n (cc j yz a).?/'.,c't'[kL. '.re:nf7r-JTCtLm-/a:Lcame-rEnce aZrzt.fL-.n ce;rz, oitz c p/ tir/z.;u p7 ^?z c, ]oezz:.-9 r-zc. 'A ' z sd/'^.
-<.f ~-rlaoLntedttjcmfiClne Gtn/ I 6 c P7-d7L- dcf 'io5 pC[
we 0a,77 CL tanei de tcov1 pl_ rt doruz/zc
M=Ax+g -By+Cz+D =o,
C) P A, xiByt+Czt+D,Io,
(3) lt Ny- tV P — o,
I, J' pr el.odnt d.e cez n tz let Wl, la.rc.z^
'?z e- t ziKc! ziiernt y91C ce/i cruz fz o n- rer Lcernze uzL.z/iz, ct/Ae cel -rcct1 LpaL pa /L r pL rde z /,zIQ Lzeewcizbw
d, trti LOrd CIPea donrzac,! ici_.iz corJiocnrr, c n. 'e, cpoin a m anreni a. M,-, NP,. O, Na' N, P, e: pat if^nl
h.at (.39) fA pGri, uvprl arUyeonyw ~, Lz)Ja47,I poi / C/-yr N, 'c co rrfiic.nzeuoz/.. dcI.r;r7ze, _ oa, l
(Z wadG /:'va & Ic tac ae (cwc p/2n01h p/iC), ' aizZz aciuzner,Iz4 i-fI ze/parcJ 1a/r zi~ Jestft CfLC. fL pCCc/aIL UW z w L ou x "u-i u efl
ccd aez.v zua-c ppv/'A X-,, d-, rr./c aLLCo cc- I Te 1e/uO- (3) Jot- eo f Z.//T /2 lI- r No o-,iunetJ dc/' Se~u.po.7IL^ {a.
it ^' ) u^n > L>Pcri Pa zp. /trn n - de.r...! dz L. 7
c. lLo 'wyoaGeYonZ U. r'roDdw? tif;'tre pat ciwd pz li \
(OZ f /J(- Ax + B + C t+ D d-o,
-T y / clk tudlu c enzl^S de /o pzr, pa................................. ~,..c..or>,. ael
2() 7M~AN=o
5tth - aljh ud- ri cor /Jd121 n c-o- o>.c
(wY eg/j, cc /rtzaaionr w/.2'cddeul/4 zi0kW ~arW 1ntjzWpctO g zj-[ dor/ nrlee1 CV c/fre- C'Si Or ie - f-te cpoaddO7Zrd dur&
poit loru-ue, coamzrtu- ea ci c &rC p -'z n M, eL N.?eJpfzdunu i par,.adntj & /co.?t t. (?), Lr.L.rCTTL. -
pti/edrz, e:k -mirne.i: onr O,-tt/e.. a: pa.ee.-p:C. at.r/iotLrzta'~'a%_:Lzcace-r te rCo:,:,, ornu iz.,rbclw,. -
a^ /J'oaeY l /Ce/L corCn^a-a/ A 0L- m7- 7 ce1 t ut t L feg1uttrLu (2') So+i welpar/elO cooriueie tLpoi/ cl/-U) * LlCL' -].. m~^ peuM~cep"z: ' '. ""i..-a (- " / / ' '. O t t /L
C_.. ~,:, ~ c: x t u.~.p._ t aet,+,z
6 /;. 'dUct: q'ferL po rL p0>va.J paes.vu IppoLC2iml/l' M- p if,y^epe, o: CJrIy yI )tjM7 CI-3' ' /),5 /e S o poirb donnrb Jot
() A'x-+ B — +Cz -t -,,
'/ cj.L a-C t /o. Cx 1::, Lc aCx p'c.rnanai,a'uc panOa paJ, i. /rwjpoinld M,IM7 _"3T "M zL aCz ro. rru' nEfNr
iL.- i,cn/;,e A,-B,,Da /eJ Lzo r,.:./

va. /r'c a 7ar f e (-taZzrL. i mn, oi, c,.u~. rezncrlt az- meme, errzinZ_. AB,C,'D, cnze- zr.t euaitton. ), (2),
cLly ot Cl L3'] p r,.;'"),, mo pcoef on at ou
Irz ced co L ayg+ Cf D Q
ea W-Zjizj',t,'redloar —,!ctppoe a ldt O1 L