0 mm 0 0 1 0 mm 0 1 0 (2*3.4*unittriangle(2,(t-0.5))-3.4) 0 kN 0 kN 0 mm 1 0 0 -(2*3.4*unittriangle(2,(t-0.5))-3.4) 0 kN 0 kN peeq*100 abs(e.xx)*100 abs(e.xx) KT IT KC IC formula(3) formula(4) stressxx strainxx