The Crusts of Neutron Stars Revisited: Approximations within a Polytropic Equation of State Approach

F. Köpp, J. E. Horvath, C. A. Z. Vasconcellos

In this work, we revisit several thin-crust approximations presented in the literature and compare them with the exact solutions of the Tolman--Oppenheimer--Volkoff (TOV) equations…