TY - JOUR AU - A. A. Shlapunov TI - On the Approximation of Solutions to the Heat Equation in the Lebesgue Class $L^2$ by More Regular Solutions JO - Matematičeskie zametki PY - 2022 SP - 778 EP - 794 VL - 111 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2022_111_5_a10/ LA - ru ID - MZM_2022_111_5_a10 ER -