reverse-shooting

Matlab scripts for reverse shooting
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mminus.m (247B)

      1 function Z=chadminus(X,Y);
      2 % 	The dot minus of Gauss -- matlab need exact dimensions.
      3 %	 extends  Z=X-Y
      4 [n1 k1]=size(X);
      5 [n2 k2]=size(Y);
      6 
      7 if (n1==n2 & k1==k2); Z=X-Y;
      8 elseif n1==n2; Z=X-kron(Y,ones(1,k1));
      9 else;      Z=X-kron(Y,ones(n1,1));
     10 end;