GetMatPrRefTh2Th.m

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function MatProj=GetMatPrRefTh2Th(nq,e2q)
%function MatProj=GetMatPrRefTh2Th(nq,e2q)
%   Build projection matrix from refine mesh to initial mesh
  N=size(e2q,1);
  I=ones(1,nq);
  MatProj=sparse(I,I,I,nq,nq+N);
end