Q2 Z2,(Q2) Z2(Q2) - Institute for Water Resources - U.S. Army

the road-water route. In
(24) C t ((X 0 - X 1 ) 2
terms of
1
+Y 2 0 ) +
DIAGRAM 10
subject to the condition that X 0 - X 1
(24)may be rewritten more simply:
(25) CZ +CX +L: CZ
ti wl
diagram 7, the boundary equation is
1
L +CX+L=C(X 2 + Y 2 ) 2 +
t wl w r0 0
L
r
Cw I Y01
2 2 2
(C - C
t w )
X
and X0 , Xi ! 0
where.Z 0 represents the square root term on the right-hand-side of the equation,
and is equal to the distance between the point xoyo and the origin;
Z 1 represents the square root term on the left-hand-side and is equal to
the distance between the point y o and the point X1 on the X axis;
L =L+L- L
t w r
For points on the boundary closer and closer to the horizontal axis, Z 1
point where
- L +L -L
L t w r
(26) X = ----- =
1 C - C C -c
r w r w
approaches zero, and Z
o approaches X1 so that the boundary tends to the
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