TY - JOUR AU - Paul Fabel TI - Multiplication is Discontinuous in the Hawaiian Earring Group (with the Quotient Topology) JO - Bulletin of the Polish Academy of Sciences. Mathematics PY - 2011 SP - 77 EP - 83 VL - 59 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ba59-1-9/ DO - 10.4064/ba59-1-9 LA - en ID - 10_4064_ba59_1_9 ER -