FEM-Course-Matlab/18. 材料非线性问题matlab有限元编程/elastic/AssembleStiffnessMatrix.m

23 lines
555 B
Matlab

function AssembleStiffnessMatrix( ie, k )
% 參等啋試僅撻淝摩傖善淕极試僅撻淝
% 怀⻌統杅:
% ie --- 等啋瘍
% k --- 等啋試僅撻淝
% 殿隙硉:
% 拸
global gElement gK
for i=1:1:3
for j=1:1:3
for p=1:1:2
for q=1:1:2
m = (i-1)*2+p ;
n = (j-1)*2+q ;
M = (gElement(ie,i)-1)*2+p ;
N = (gElement(ie,j)-1)*2+q ;
gK(M,N) = gK(M,N) + k(m,n) ;
end
end
end
end
return