!!Uebungen zu Shell-Elementen: !08.03.2011 /prep7 mp,ex,1,210000e6 mp,dens,1,7850 mp,nuxy,1,0.3 et,1,shell281 r,1,0.5 k,1,0,0,0 k,2,0,0,-3 circle,1,10,,,40,10 circle,2,10,,,40,10 l,13,24 l,3,14