diff options
Diffstat (limited to '3588/CH10/EX10.6/EX10_6.sce')
-rw-r--r-- | 3588/CH10/EX10.6/EX10_6.sce | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/3588/CH10/EX10.6/EX10_6.sce b/3588/CH10/EX10.6/EX10_6.sce new file mode 100644 index 000000000..647ba56d5 --- /dev/null +++ b/3588/CH10/EX10.6/EX10_6.sce @@ -0,0 +1,35 @@ +//Clearing console +clc +clear + +//Intializing variables +t = 5 +p = 7.83*10^-6 +x0 = -1 +x1 = 1 + +//Calculating elements of mass matrix +m11 = (150*p*t*integrate('(1-r)^2','r',x0,x1)*integrate('(1-s)^2','s',x0,x1))/16 +m12 = (150*p*t*integrate('1-r^2','r',x0,x1)*integrate('(1-s)^2','s',x0,x1))/16 +m22 = (150*p*t*integrate('(1+r)^2','r',x0,x1)*integrate('(1-s)^2','s',x0,x1))/16 +m13 = (150*p*t*integrate('1-r^2','r',x0,x1)*integrate('1-s^2','s',x0,x1))/16 +m14 = (150*p*t*integrate('(1-r)^2','r',x0,x1)*integrate('1-s^2','s',x0,x1))/16 +m23 = (150*p*t*integrate('(1+r)^2','r',x0,x1)*integrate('1-s^2','s',x0,x1))/16 +m24 = (150*p*t*integrate('1-r^2','r',x0,x1)*integrate('1-s^2','s',x0,x1))/16 +m33 = (150*p*t*integrate('(1+r)^2','r',x0,x1)*integrate('(1+s)^2','s',x0,x1))/16 +m34 = (150*p*t*integrate('1-r^2','r',x0,x1)*integrate('(1+s)^2','s',x0,x1))/16 +m44 = (150*p*t*integrate('(1-r)^2','r',x0,x1)*integrate('(1+s)^2','s',x0,x1))/16 + +//Constructing Mass matrix +m(1,1:8) = [m11 m12 m13 m14 0 0 0 0] +m(2,1:8) = [m12 m22 m23 m24 0 0 0 0] +m(3,1:8) = [m13 m23 m33 m34 0 0 0 0] +m(4,1:8) = [m14 m24 m34 m44 0 0 0 0] +m(5,1:8) = [0 0 0 0 m11 m12 m13 m14] +m(6,1:8) = [0 0 0 0 m12 m22 m23 m24] +m(7,1:8) = [0 0 0 0 m13 m23 m33 m34] +m(8,1:8) = [0 0 0 0 m14 m24 m34 m44] + +printf('\nResults\n') +printf('\nMass matrix m in (kg)') +disp(m) |