{hx il hbh
+hb E V E BEji Ex
+hb E V E Jn ]  +  { i i  V Jnn =i{nx E xIh E i  =E Mhk E +xx M i *
(1) Sxi U] V
(2) E`c
(3) p
(4) nn
(5) MVi
(6) EEk
(7) 
(8) Ex{ il
(9) {
+M +M Mhk E x * <x  {  {Sx Vi * <xE hx < |E -

Sxi - U] V, E i E j* +xw |n E M V, ixb E EU M il v |n  <E Ji i * < Mh E V, V  +x  E =i{nx E E 8 |ii M i *   ]] { Ei * Sxi il nn E 1:3 E +x{i  h M  < V Vi * <E E x "< Sx"  < i E +i j 44.3 (|xEh ) il x 5.4 |ii i *

E`c - U] V, i E j E* < VxMg, VxM, ESU +n i {x E`c V il {x cn V E EU M  =M Vi   E =i{nx E E 6 |ii *

p - "nn"E x Z +E E V, Ex "nn" E ix  i E j E* <E Ji, +xxi{, , Ex, Eb{{ il ix +xw |n E x V + Ex]E E EU M  E Vi * <E M E =i{nx E 10 |ii i *
"nn"E +{I  E n { Ei * xi {  "p"il "nn"nx E E VV { nx <  i *

nn - V E +E v, i E j +vE* < +w |n E iMx Ij il < M v |n E M  =M Vi  * +hb =i{nx  <E  25|ii i  * nn E V  < "C] Sx "+ <  "M<" x  Vx Vi  * +vi iE  < 43 |ii i |{i i  + xE iE  47 |ii i xEi  *

MVi - V v +E "nn"E +{I i E j E * < MVi il { E < V E bn Ij  =M Vi  * E +hb =i{nx  <E M 12 |ii i * " nn " E ix  E n { Ei  *

EEk -V E +E b i E j +vE *  E   =M< Vi  * E +hb =i{nx  <E  15|ii i  *

 -b il M M E V, i E j +i nV E * < E E ixb E  , =k +E], nIh +E] jS{ il E] V  il Ex]E V E EU M  =M Vi  * E +hb =i{nx  <E  7 |ii  *  x Vi  E <E i E ij  + E j E i  *

Ex{ -V b * i E j E E ,E +vE *<E Ji =.|.il ] E EU M  E Vi  * +hb E =i{nx  <E M MM 14 |ii i  * {   E x:V E +E il i E j+ E   h  *
{ -V b * i E j +vE * < +w |n,ixb il ] V E EU Ij  M Vi  * E =i{nx  <E  3 |ii i  * Mhi  <E i Mh  *

+hb E V E ih :
+hb E V  +O { E +O `E ( xjh) Exx 1952 E +xiMi xi |{i  * +nn V P .+nn il < ix il i BCSV E,   +hb V E { E B ={H Exx 1952 E +xiMi xi |{i  *
E =i{nE {hEh il {hx } Exx 1937 E +xiMi |xv  +hb i E B h x E xvi E M  + V< x 1964  +hb i E xi E B +E Mhk xjh E +vx J M  * i xE lx x i {x + +hb E J E i +hb E V E B xn]Eh n  * + +hb V =i{nE +w |n E EU xi V  G  { =i{n E hEi Ex E v ={v  * Ex E =i{n E Mhk E +x   Vi  * < |   V   =i{n Sx E B +vE =i{nx Ei  * x 1972-73  7275 C] +hb E V E +w |n E EU xi V  E +v { hEh E M *

O - +hb E V i E` i  ,<B O E nx <E  nJ-nJ E Vi x {bi * E<  Eb  EE < { +Gh x Ei * x {li  +hb E V E   ix  iE Jx {  i il ij  + E j { E |E E + x {bi * +i{ +hb E V E   iE hb M Jx E Vi x {ci* +tME il xi E B i{h x E xi <E ixi lx {<  Vi   xi E n Vi  * hbM  < {]x E   J Vi  * E n  +vE +pi   E {x E x E Eh M Vi  i V  EU Eb M Vi  Ex < i E j + ij  + { E< + x {bi* v{  JE <E xEx E Eh E n E V Ei  *

G& {U

J{`

+x 

-  E Sx
- +<
- =E
- V |v
-  Ji
- M + El
- E] + El
- hbh + ih
- E]<