Opuscula. 27? 
r (tf->-^ 
51 . . 
2 . p4-i y p y 
Sy(^Pd<^.Ch.q^- it— J^I^^Ch.^^^ — S^^^-V^.Sh.f 
l.p + i 
Si coefficientes quantitatum , quac infegratse funt , multipli« 
ces per - p , obtinebis coefficientes earum,quarum fumraa» 
toriac funt accipiendac, In his foli finus , aut cofinus conti" 
nenturjfed per artificium ufurpatum num, V ita transforma» 
ri polTunt , ut utraque (inum & cofinum contineat , atque i« 
ta, ut prsedjda conditio confervetur in coefficientibus . 
XiX. Tranfeo ad fecundam dimenfionem , & inquiro 
integrationem formularum jtt^ //cp. bc.^'^ jj^ cjD^^^, S c 
C c ,y cp^d (0 , C c , q cp , Tres acquationes efFormo differen» 
tiatis tribus formulis jyqD^.bc.^cpjjq}/'. Sc.^qjeCc.f^j 
y (p^, 0 c . q cp , 
1. * ~y (p^dcp.S c .q Cp -y (p^dcp ,Sc.fC|3.Cc.^qj = 
. _2 . 2 
Vy Cp'*. S c . ^ 9 ■ — p y Cp^~^ dcp ,b c , qCp 
^ 2 n 
2. ^--~-yCp^dcp.^ C ,qCp -\- ^y Cp^dcp S C ,q Cp ,C C ,q Cp 
~y(r/dcp,<^C.qCp — D y Cp^ ,Sc, q(p ,Cc .qcp — 
p y Cp^~^d(p .Sc,q(p.Cc.q Op 
3. ^ — ^y(p^dcp,Sc,qQp,Cc,q^ ~\- — y (p^ d Cp ,C C, q Cp =: 
1 2 
D y(p^ ,CC. qCp — py Cp^-'^ dcp ,C C, q Cp 
Secundx dudac in g addatur prima ducta fn & dematur 
tertia dudi item in & peradis operationibus neceiTariis, 
proveoiet 
M m 
^,^y(pfd(p^ 
