11 citations
3 papers
cond-mat.stat-mech2022★ 4 cited
Three-partite vertex model and knot invariants
T. K. Kassenova, P. Tsyba, O. Razina +1
This work is dedicated to the consideration of the construction of a representation of braid group generators from vertex models with -states, which provides a great way to stud…
gr-qc2021★ 7 cited
Analysis cosmological tachyon and fermion model and observation data constraints
P. Tsyba, O. Razina, N. Suikimbayeva
In this work we investigate a cosmological model with the tachyon and fermion fields with barotropic equation of state, where pressure , energy density and barotropic index…
gr-qc2019★ 11 cited
Approximate perfect fluid solutions with quadrupole moment
Medeu Abishev, Farida Belissarova, Kuantay Boshkayev +4
We investigate the interior Einstein's equations in the case of a static, axially symmetric, perfect fluid source. We present a particular line element that is specially suitable f…