User:Vensked


 * $$ f= \frac{1}{2\pi} \sqrt{\frac {K}{M}} $$


 * $$ \frac{K}{(f2\pi)^2}=M$$


 * $$ \xi=\frac{B}{2}\sqrt{\frac{1}{KM}}$$


 * $$ B=\frac {2\xi}{\sqrt{\frac{1}{KM}}}$$