TY CONF TI ARE THE NORMAL FORMS PDNF AND PCNF PERFECT? ALGEBRAIC "PASSPORT" OF A LOGICAL FUNCTION KW PDNF KW PCNF KW DNF KW CNF KW perfect form KW truth table JO MODELING INFORMATION SYSTEMS AND TECHNOLOGIES – 2026 AU Boyarchuk, A.A. AU Avilova, O.A. AU Zolnikov, K.V. PY 2026 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov