visualization of some small Hadamard matrices (white=1, blue=-1)
Contact Details
Department of Mathematics National and Kapodistrian University of Athens Panepistimiopolis, GR-157 84, Athens, Greece (+30) 210-7276390 mmitroul@math.uoa.gr
428 × 428 Hadamard matrix found by H. Kharaghani and B. Tayfeh-Rezaie, 2004