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

T9t?

IC
I
I
i
i
I
I

Ai
B A
p1, 1,

AS~
-BI

— Cv,
-- * C^T
t jV,,,.A. 'D,,
BB _
-— DP
2~~ ~~ al Y-I-r
f"'I Ptjn"

=-o;

CA CB C_ CD
- e~ % c~ ~ ' s - "" - T
---:q~ T ~ --- --- c<,, — T ~2' c~ (~
V, XI v',,,; P
1DA X BB G TY _ TG
--- G~ T'C -T Xco T -Y - T Z
rz- fe/ e^- d~ajrtb padt _. ^. -, Paz, L led z r I-ed el C-a;{4 r ie. ce-be Lui-i~ar7n. 1. Z %.t T
CL.X Co,,'Y c,.....
JZ acitetltde, a cornnzc rtud le rtt n7pL t'utt P7,i,e-h ic?6] c/ 7- 1p- ~c - rIaee le-Pcs; dS ^^zr'rt ) <?Jie al-cfm2-js 3s)i
2a7 - ornmn a cettym-ve^ <& 1wi c cate"; parx -JUiAI L p-e.z p T -memr-c- de. c~epe- tiW i-77 pezui <Ue Yarrz ns * fvn~etr.
gtztoi eruL de. hbco(I vat wlDSpe6 dlonc- refle eI zifz L,. teptelenka te- u - fc icfe- piPn~e cJr/ i ^ j0
<J20j gt6 &~ corormtiteel i z7P ce P Lf, t1 Upa8 de/d- 'wste'~" ^- 1''^^^^ ^zerr6r^,!-,;,,,) pawc:wf2
e ptan- v l- e 2 t ekt tl.71,pLR tL- cef cozgQ l tedotw pmrL ble- Tc yaL (3) oezzoene rpu tA-n coMSC-e
plane jtit&^e dadn e- Lpa-wr- de — in. <72t <*e ^ivc'be est r,- cgeef parf- ouv 'd p.&n^ SaruerLP a, t e e narz.,
pS ie cctxkce.; donc
< ^eq tto L c - fc*l.c i xa v de. C 'TLpru- *y 73XwrL n d-e* pcrru^O mern m
^ i aJT (1S ) ^r_~, X22lj cu. eclitw itrnj I e0 c irLe br^^l-ca L cK0 staL uI >LZLrL<,a

I
I
II
I
i
U

IlI ~ cp.Sct L cLee xutib^< x/ Ln-:e e. 4..
JXeqbLLL (2) 12 L S [317? 7Zt70 couriuji 4aiLrn u- icwa z - -dpgetL eqZactwrz-tt. d icpnhrmr u se- cet
t>wfX~ce htorTje. lec pfnr BC D ( V =C AW=a (-IT ),V C- =, -=, 'DAB CU,V o=:o,.), ABc (t7r.Va7ow")
A-lazzl, lee, i,-meor r —Oe -7 en R-= I-z e Fp, o.
1 tar c gtec s ca:.zi' ' e.r_ att,2 c\.: 49 ' 1.
r7i-.n. B r c^,..n - - ~; i- SG. — e
m_. t. - c,,. 5
D - A B
(1'^,). _ AC r_. AC IA
\ ^ 5 t l ~ p'' 21"- 7 -. P I,.r e..-.'
—. "
I' xa ra ^, Tn-r p q +
u A X', ---- Y'- + tt r p _

Im-lll II _ _______,,lfli? ~C Im -- -~-4lh ---BBB~-L~~~~~IWq~