TY - JOUR AU - N. N. Lebedev AU - I. P. Skal'skaja TI - Expansion of an arbitrary function in series in squares of Hermite polynomials JO - Differencialʹnye uravneniâ PY - 1990 SP - 1722 EP - 1729 VL - 26 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1990_26_10_a8/ LA - ru ID - DE_1990_26_10_a8 ER -