2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/24948We review basic computational techniques for simulations of various magnetic properties of solids. Several applications to compute magnetic anisotropy energy, spin wave spectra, magnetic susceptibilities and temperature dependent magnetisations for a number of real systems are presented for illustrative purposes.Review article; To appear in Journal of Computational CrystallographyStrongly Correlated ElectronsMaterials Sciencetext