Anisotropic cosmological models in terms of Raychaudhuri and Wheeler-DeWitt equationsClassical anisotropic cosmological models are described in terms of the Raychaudhuri equation for
a Numerical Solution of Quantum Cosmological Model Simulating Boson and Fermion CreationA numerical solution of
Wheeler-De Will equation for
a quantum cosmological model simulating boson
АЛГЕБРОДИНАМИКА: КВАТЕРНИОННЫЙ АНАЛИЗ, КОМПЛЕКСНАЯ СТРУНА И ЕДИНАЯ МИРОВАЯ ЛИНИЯ of biquaternions (B) in particular. Any B-differentiable function gives rise to
a shear-free null congruence (SFNC