... e_2,...) = b([e,e_2,..]) = (-4).p(ed.)6. But 0 = Y(e1, e_1.s) – "b([e,e_1...] – (–2) p(ed.)6. Hence, b(eo, ) = 0 ... change the cohomology class. For R holomorphic the Y: will be bounded from above by zero. Moreover, Y:(e_1,e,)=0, VP = 1,..., ...