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diffuse

Syntax

Description

D, N0 R,V,Fpo,Ft,F,v,r Rth dvdf: coefficient of proportionality: incr. of v vs. F dt: r=r+v*dt; define two functions: dforce(RR)-takes array, gives force; cappa(RR)-takes array, outputs friction dfdv: cappa vs. v; %coefficients rscal=2; dt=0.1; dvdf=0.1*dt; dfdv=1; ons=ones(N,1); Nn=200*N; [ij NI]= meshlist(any(rrr-circshift(rrr,[-1 0]),2),Nn,'ij'); NI [ij1 NI1]= meshlist(any(rrr1-circshift(rrr1,[-1 0]),2),Nn,'ij'); size([II(ii(1:NI));II1(ii1(1:NI1))]) size([II(jj(1:NI)),II1(jj1(1:NI1))]) Ilen=length(I) RRmean=mean(RR(I)) FpoMean=mean(abs(Fpo)) Ft=-V.*(capp*ones(1,D)); Ft=-Vt*capp; %else: if cappa is constant; FF{i}=sparse(ii,jj,Fpo(:,i),N,N); dd(1,i)=F(I(l)); dd=[FF{1}(ii(l),jj(l)),FF{2}(ii(l),jj(l)),FF{3}(ii(l),jj(l))]; sclr=dd*nn(l,:)' norms=norm(dd) dVmin=min(dv(:))

Remarks

See Also


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