159 
MATHEMATICAL SECTION. 
ee (TI—m)—a * 
in ({T—w) —9 ‘ 
(2) 
‘n* (Z—wW) —«z° 
Sere fa +7 = (zg = Ww) 
‘m*(Z—w)—a -°- 
im (g—w)— 9 °° 
¢ "2" Z— «(e— w) 
‘ c_my), * Z—4(F— w) 
oe) | 
‘ 
¢ ‘n° 1 —nz 
€ m*T—a« 
‘ mI —0 
x 
“m*T—a(T—w) ‘t+ "n° QO— au 
u 
~ "a —T—a(Z—w) * M*Q—A(T— wW) 
"n° T—a(@e—w) '-"n+ 9 —a(g—w) 
< in? 9 — ae 
© in 9 = 42 
‘ m*Q—« 
a % 
. ny 
—dARY OM DDTOY AA 
