TY - JOUR AU - S. V. Shvedenko TI - On Equivalent Definitions of Connectivity of an Open Set and on Goursat Formula which Restoresan Analytic Function via its Real Part JO - Matematičeskoe obrazovanie PY - 2012 SP - 66 EP - 70 VL - 62 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MO_2012_62_2_a5/ LA - ru ID - MO_2012_62_2_a5 ER -