TY - GEN A1 - Kahlig Peter A1 - Matkowski, Janusz PB - Wydaw. Politechniki Częstochowskiej L1 - http://www.sbc.org.pl/Content/116472/PDF/SIMI_2014-2_5-Kahlik.pdf L2 - http://www.sbc.org.pl/Content/116472 KW - infinite product KW - Wallis-type product KW - Dido functional equation KW - Dido sequence KW - algebraic number KW - transcendential number KW - constructible number T1 - Note on some infinite products for π UR - http://www.sbc.org.pl/dlibra/publication/edition/116472 ER -