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FD +q te -r.+ 'llz ol qlEzl sts trI= PEol ?*ol gltszl a^I6Jtr+. (ED ^c.ellolH = .ll+E zJE"J4 4r}*zl Sdt-J;<l e^leq. (^L) gE= dE lC E=, tllrJ H_=, tIrJ zl ol E Eol sd oJzl e ^I+trI. 6.4'eJelcl. PD q5ql dB qlol EE e=q. GD ,J+ L}^l+ql d B 4lolg=. e=q. e) gEql ,J+g +sE =q aa oJq. ("+) +qt4 ,J+g €eE €a+q. FD ylolg ulol ^41 ,J+g E4a +qtg vlol g d ^l _a _ H _ .J tr|. (uI) oJ.Jg EI+q g-B= ylol o {l;<l-a 4. .J tr}. 8D El= 'J+ql =B^l Aq. PD +qtql ,J+g =B6Ir. tsJE= ,J+ql E A ag'Jtr1. (,I) Els+ qE., qE4 EJE= €A^l A =B +trI. (iI) (rB e, 10JE =B tr.l4-e 48.Jtr].. (+) c ,JEe+ ^eeiloluJts 98, +qt, Ele+= R4 +FxtlSol s e gBLl +q tg = "J "]li.l H aoJ a3 eE =olB rl+€tr}. @ reelloluJts +4E ss= "J'J4 "Jil 612l = B .JtrI. PD +q tE yI zJ I AIE 6lq = B a.Jtr+. t. zJ^l-dtrI. ?t) s.E 9 ^l +e+ = B € zll *9 il += Hl r.oJ4. (+) +oJ^l Eg 6JtrI. 8. tral 8EEltrl. ral g =+^ ,J,r el +=' fal g =aJ t,r.l(r) t4g+llzl +^1(2) -ts9-