So, all these things are reaches steady state that all the derivative will become 0; that means, XSṠ will be is equal to basically just hold on; Suppose here I am writing suppose it is XSṠ actually is equal to your
તેથી, આ બધી વસ્તુઓ સ્ટેડી સ્ટેટમાં પહોંચી છે જેથી તમામ ડેરીવેટીવ શૂન્ય બનશે.