Complex sentence: There is good reason for introducing the scaled functions for\\ chi and\\ tilde\\ eta in relation to the Galerkin vector and other functions below which yield quite transparently to unification with this format.
Split into simpler sentences: There is good reason for introducing the scaled functions for\\ chi and\\ tilde\\ eta. The Galerkin vector and other functions below yield quite transparently to unification with this format.