TY - JOUR AU - A. A. Arkhipova TI - Heat flow for a~class of quadratic functionals with nondiagonal principal matrix. Existence of a~smooth global solution JO - Algebra i analiz PY - 2018 SP - 45 EP - 75 VL - 30 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AA_2018_30_2_a2/ LA - en ID - AA_2018_30_2_a2 ER -