garow.m

various matlab programs to slove various problems

function [M]=garow(M,c,s,i,k,j1,j2)
for j=j1:j2
    t1=M(i,j); 
    t2=M(k,j); 
    M(i,j)=c*t1-s*t2; 
    M(k,j)=s*t1+c*t2;
end
return