TY - JOUR AU - Osama Alabdali AU - Allal Guessab TI - Optimal estimates of approximation errors for strongly positive linear operators on convex polytopes JO - Filomat PY - 2022 SP - 695 VL - 36 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.2298/FIL2202695A/ DO - 10.2298/FIL2202695A LA - en ID - 10_2298_FIL2202695A ER -