AX I . . n(i>8 I

r.ii/ - TZii ^ 'V M '* — ^ncoj ^ /IW3) (•2) !'// = -'- : .col h -> \c.olT, h rot 7: >,

(Ul '2CUi 9.0)1 MOi ^d ( '2(0| (Oi )

fit ^* 'V '

* „ Sln'7:

'2Wi

(()) Tjiojj — r.jWi = -b- i.

(•2) ïaM = ;(w -f-0Jx) — r,3i- — ïa'— ")i

( 3 ) 3'( 7. // ) — '2 3'«« 3*1 M 3*5 M jj 1/ = — p' M S*'» //.

C'a M / s'a?* ,^ , . - 3'aW3

(7) 3'a«r:^ I— y"*"^ 7^(^t-6tfî)a^-h....

(i) 3'(o) = o, a'aWa = o, o'aWa=- «"^*"P i;,/'

(^ ( a H- 2 Wa) = — e*TQ«<"+Wa) o'm , <5'a(" -H 2u>a) = — c»W"-^««' c'a",

(a) y a'(M H- 2/na>a4- a/ioiû-h 2ru)y)

; / i\nr-k-rm+mn-hm gJ(/îtri«-»-/itjp+nrj^) (a+mWa+ww^+rco^ ^a"»

, a'aWflia'YWoi

o'p( w =t (i)a) = c*^*** a'p cua<J'Y w,

(4) Ç(w H- awa) = Ça -f- aïia, Ca( " -H aw») = Ça" -+- a^ia, U( " -^ ^^?) = îaW -h

(5) Ç( w ± (Dût) = Çaï* ± ifîfli, ;»( w dz wa) = Ça ih tq^, U(" =t «*>?) = îy" ~ ^ip

(I) veoL—ea = — e-TO?w«-- -; — y

P o'wacfiop

- ^ y si la p

(3) TJjWj—r^jWa = 7)1(1)3— Tj5tO| = TJjWi — T^ld), = -*-,

a / réelle <

(î) /«3— ^4 ^ ^V^î— ^3, /«3— «1 = — i^ei — e^y ^Ci—ei = «V«i— <"«>

est poi

(I) o'îa — Cpt/ = (^p — ea)a'»M,

(a) (ey — ep)o'5w-+-(ea — ey)3'^ï«-+-(ep — eût)3'*i/ = o.

FORXOLBs. aSg

(a) a'Qi(M-+-a)a'oi(tt — a) = Cjws'aa — (ea— ep)(e(3i— ey)a'*M ar*«,

(3) a'a(w-i-a)a'oi(M — a) = a'îaa'îa — (^a — ^ft) o'*<*3'yw,

(4) ^a(w -<- a)(f{u — a) = ^iK^f^ii a'oa (J'y» — cfa o'^a cfoM ^yW,

(5) a'y(a-{-a) a'Q(u — a) = ^yU^ûU(^ya<fûa •+■ (ea — ey) 3* w s'a a s'a s'a a.

( I ) p - = pa -h /pM — eo /pw — ey -t- /pa — Cy /pw — ^a "+~ V^P** — ^a /p** — ^B ' (2) p-~ =ea-4-/ea— ë^/eot— eZ.

(.) ..„ = ei^^H I (.-,-^',-) .'-^i-^.^^ j,

II — ao

r„+u.,pa,. = -^W,-Ha21

n=i cosï-ir

(a) ( Tr,i-4-u)ipto, = >

2 lO|