0 mm 0 0 1 0 mm 0 1 0 sin(pi()*t)*(2*3.4*unittriangle(2,(t-0.5))-3.4) 0 kN 0 kN 0 mm 1 0 0 -sin(pi()*t)*(2*3.4*unittriangle(2,(t-0.5))-3.4) 0 kN 0 kN peeq*100 abs(e.xx)*100