Finite element wodel of a beam(Euler-Bernollia- governing eQuations EI w- O<x< L W-w n S (displacement bo EIw"=MIon st (nabil or tracion 8c MLQ ?(￥ n approximation insi de elemnet L=1 U e e TEleweut boondary Conditions disputant w(x9)=05W(x)912w(×29w(2