373 
(c + v — z (w + z)) dv = (l + cz — v (w 4- z)) dz, 
(X„ + X,y) dy + (X« + Xs y + X4 y 2 ) dx = o, (nar cn 
speciel losning gifves); sarat dy = pdx, nar p fullgor nlgon 
y x \ n 
af foljande equationer : 1) - — = — x 2 = 
a >»-r fir+ ♦ 0 + i ~ p ) “ 81 »( 
Cr=5 - *> 
pdx — d: 
dx~ 
t — y + 
pdx— d^' 
) — o, eller nagon af dessa parliculara: 
•A) PP, — (P"P, - P') P', = PP'P„x. 5) p' + pp, = < 2 >x eller 
= tpy, 6) P' + PP, = (pp-4>y> "0 p' + PP/ = ® p 8) 
y 
p' + PP/ — P^ eller n&gon af dessa: t>) x — -f- 
pv|/,p + (p (v — p 2 vp,p), 10) y ==0(x(j:p— vj,x) + *(a>p— \f*)) 
ra. fl. jemte dithorande particulara diflcraitiali’qiiationer, samt 
Stskilliga af hogre orduingar, ernadehan kungdra i forufnamnda 
arbete, liksom alskilliga ganska allmanna b§de definita och in- 
definita integraler. 
