TY - JOUR AU - M. Takeuchi TI - An effective lower bound for a certain exponential function JO - Acta Arithmetica PY - 1983 SP - 333 EP - 348 VL - 43 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-43-4-333-348/ DO - 10.4064/aa-43-4-333-348 LA - en ID - 10_4064_aa_43_4_333_348 ER -