TY - JOUR AU - Dariusz Bielawski AU - Tadeusz Pruszko TI - On the structure of the set of solutions of a functional equation with applications to boundary value problems JO - Annales Polonici Mathematici PY - 1991 SP - 201 EP - 209 VL - 53 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-53-3-201-209/ DO - 10.4064/ap-53-3-201-209 LA - en ID - 10_4064_ap_53_3_201_209 ER -