“…If to accept: l, teO, A=const, 10=A2, pO, parameter of nonlinearity Kn21k(1-R)10, -then we shall receive a result coinciding with models in works [5,6,10] and distinguished from model in [8] by lack of a multiplier 0,5 in expression containing a product n2lk (as the light ray is extraordinary).…”