PageHeader : Funkcialaj Ekvacioj, 37 (1994) 415-446 Title : Hopf Bifurcation for Parametrized Equivariant Title : Coincidence Problems and Parabolic Title : Equations with Delays AuthorInfo : By AuthorInfo : W. KRAWCEWICZ*, T. SPANILY and J. WU* AuthorInfo : (University of Alberta, Canada, Gdansk University, Poland and York University, Canada) section : 1. Introduction section : 2. Parametrized equivariant coincidence problems section : 3. $S^{1}$ -degree and the bifurcation theory section : 4. Hopf bifurcation for functional parabolic partial differential equations subsection : 4.1. Description of the problem. subsection : 4.2. Abstract formulation of the problem. subsection : 4.3. Linearization and characteristic equations. subsection : 4.4. Crossing number and its computation. subsection : 4.5. Statement of main results. subsection : 4.6. Proof of main results. section : References