C=[0.82 11 8.8 1.2 0.3 7.3
   1.2 11.9 27.5 2.3 0.45 7.2
   0.75 3.58 1.96 0.76 0.32 2.5]
save matrixC.mat
load matrixC.mat
load ('matrixC.mat')
to