9.2 MATLAB Functions Used 177 EDU>>Q=ReducedStiffness(155.0,12.10,0.248,4.40) 0= 155.74783.0153 0 3.015312.1584 0 0 0 4.4000 Next,the transformed reduced stiffness matrix is calculated for each layer using the MATLAB function Qbar as follows: EDU>>Qbar1 Qbar(Q,30) Qbar1 91.1488 31.7170 95.3179 31.7170 19.3541 29.0342 47.6589 14.5171 61.8034 EDU>>Qbar2 Qbar(Q,-30) Qbar2 91.1488 31.7170-95.3179 31.7170 19.3541-29.0342 -47.6589-14.5171 61.8034 EDU>>Qbar3 Qbar(Q,0) Qbar3 155.7478 3.0153 0 3.0153 12.1584 0 0 0 4.4000 EDU>>Qbar4 Qbar(Q,0) Qbar4 155.7478 3.0153 0 3.0153 12.1584 0 0 0 4.4000 EDU>>Qbar5 Qbar(Q,-30) Qbar5 91.1488 31.7170-95.3179 31.7170 19.3541 -29.0342 -47.6589 -14.5171 61.80349.2 MATLAB Functions Used 177 EDU>> Q = ReducedStiffness(155.0, 12.10, 0.248, 4.40) Q = 155.7478 3.0153 0 3.0153 12.1584 0 0 0 4.4000 Next, the transformed reduced stiffness matrix ! Q¯" is calculated for each layer using the MATLAB function Qbar as follows: EDU>> Qbar1 = Qbar(Q, 30) Qbar1 = 91.1488 31.7170 95.3179 31.7170 19.3541 29.0342 47.6589 14.5171 61.8034 EDU>> Qbar2 = Qbar(Q, -30) Qbar2 = 91.1488 31.7170 -95.3179 31.7170 19.3541 -29.0342 -47.6589 -14.5171 61.8034 EDU>> Qbar3 = Qbar(Q, 0) Qbar3 = 155.7478 3.0153 0 3.0153 12.1584 0 0 0 4.4000 EDU>> Qbar4 = Qbar(Q, 0) Qbar4 = 155.7478 3.0153 0 3.0153 12.1584 0 0 0 4.4000 EDU>> Qbar5 = Qbar(Q, -30) Qbar5 = 91.1488 31.7170 -95.3179 31.7170 19.3541 -29.0342 -47.6589 -14.5171 61.8034