<正> In this paper we classify Kantowski-Sachs and Bianchi type Ⅲ space-times according to their teleparallelKilling vector fields using direct integration tec
<正> We present beam solutions of the strongly nonlocal nonlinear Schrodinger equation in left-handed materials(LHMs). Different Laguerre-Gaussian (LG) necklace
<正> We study analytically and numerically the propagation of spatial solitons in a two-dimensional stronglynonlocal nonlinear medium. Exact analytical solution
<正> The perturbed Kaup-Kupershmidt equation is investigated in terms of the approximate symmetry perturbationmethod and the approximate direct method.The simil
<正> F_1-ATPase, a part of ATP synthase, can synthesize and hydrolyze ATP moleculars in which the centralγ-subunit rotates inside the α_3β_3 cylinder.A stoch