I do not have the book here with me, but I think that Mathematical Methods for Physicists by Arfken provides the derivations you are looking for. The older editions of the book are fine. Linda Seltzer UC Davis > Hi,professor. > I am a newer. Now I am studying the optional step in VBM- modulate.I > know the aim isto preserve the volume .And the modulation equal to the > voxel value multiply the Jacobian determinants.I want to ask the Jacobian > determinants is contain the information of rotation or not.And I don't know > the process of derive of Jacobian determinants .Can you tell me the > algorithm of modulation. > Thanks. > > > --------------------------------- > ΡΕ»’ΣΚΟ䣬Δϊ΅ΔΦΥΙϊΣΚΟ䣑