ENME 361 Fall 2008 Solution for Quiz #8 (November 13, 2008; Duration: 10 minutes) 1)Write the following system of governing equations in matrix form: Solution: The matrix form of the governing equations is as follows: 1111122212233222()00xxxftccckkkmckmxft+−⎧⎫⎧⎫⎧⎫⎡⎤⎡⎤++=⎨⎬⎨⎬⎨⎬⎢⎥⎢⎥−+⎣⎦⎣⎦⎩⎭⎩⎭⎩⎭±±±±2)Provide the definition of the following: i) symmetric matrix and ii) identity matrix. Solution: i)A symmetric matrix is a square matrix whose transpose is equal to the matrix itself; that is,[ ]TAA=. ii)An identity matrix is a matrix whose diagonal elements are unity and all other entries are
This is the end of the preview. Sign up
access the rest of the document.