Calculation: zxbPVO - 1

r  = 
saknis( 
 ( 2* k+1)* R* λ
/ 2
)
r = saknis( 
 ( 2* k+1)* R* λ
/ 2
)
$$r$$ = $$\sqrt {\frac{(2\cdot k+1)\cdot R\cdot \lambda}{2}}$$
r = ( 0.70711* saknis( 2* k+1)* saknis(R)* saknis(λ))$$r$$ = $$(0.70711\cdot \sqrt {2\cdot k+1}\cdot \sqrt {R}\cdot \sqrt {\lambda})$$
r =  0.70711* saknis( 2* k+1)* saknis(R)* saknis(λ)$$r$$ = $$0.70711\cdot \sqrt {2\cdot k+1}\cdot \sqrt {R}\cdot \sqrt {\lambda}$$