Ă–zdemir A.Kazaz M.2024-07-222024-07-2220051300686Xhttp://akademikarsiv.cbu.edu.tr:4000/handle/123456789/19821In this work, we proved the sine and cosine rules for a geodesic triangle on the hyperbolic unit sphere H02 by means of timelike unit vectors. We also obtained some useful results.EnglishAll Open Access; Gold Open AccessCosine transformsFunctionsMathematical operatorsSet theoryTheorem provingGeodesic triangleGeodesic trianglesLorentzian spaceTimelike vectorsVectorsHyperbolic sine and cosine rules for geodesic triangles on the hyperbolic unit sphere H02Article10.3390/mca10020203