An explicit Baker type lower bound of exponential values

Anne-Maria Ernvall-Hytönen, Kalle Leppälä, Tapani Matala-aho

Let $\mathbb{I}$ denote an imaginary quadratic field or the field $\mathbb{Q}$ of rational numbers and ${\mathbb{Z}}_{\mathbb{I}}$ its ring of intergers. We shall prove an explicit B…