T RARE EE E EE 
ETF 
= : 
  
EX 
62 
Dy, — Dby, — hDo, — bDx, (241) 
Dy, = Dby, — hDw, (242) 
Dy; = Dby, -- hDo, — bDx, (243) 
Dy, — Dby, — hDw, (244) 
For the elevations we will use a special derivation below. 
For the further investigations we concentrate upon the point 2 of 
each model. 
3.21. Cantilever extension 
3.211. The x-coordinates 
We substitute the expressions (212) and (216) into (234) and find 
after some rearrangement for point 2 of the model » — 1,n 
D? in b i=n 
o d It NT ; y 3 %" 21593 ^ 
Dx, = — „= (n — * 4- 1) dg; ES (2m 21 + 1) dbz, 
! i1 ! i-1 
i t 
b i=n 
iz À (n — à + 1)dH, , (245) 
) . 
Next we determine the weight number of the two first terms of (245) 
bo 
e 
to 
ta QE a-i+ D @n-2i+ 1) (246) 
We can easily prove the following relations 
1 n n 
À (n —+ + 1} 6 (2m 1) (n + 1) (247) 
i=1 ) 
1 n n 
EZ On 23 --1lpz-(2m--r1ly)(2m 1) (248) 
i-1 Ó 
n n 
à (n—:+1)(2n—2i+1)=—(n+1)(4n—1) (249)