TY - JOUR AU - Franklin D. Tall TI - An irrational problem JO - Fundamenta Mathematicae PY - 2002 SP - 259 EP - 269 VL - 175 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm175-3-3/ DO - 10.4064/fm175-3-3 LA - en ID - 10_4064_fm175_3_3 ER -