Old Age in the Middle Ages and the Renaissance formatIsbn:Hardcover 9783110195484 The two dimensional world is even 9781402047152 The two dimensional world is even richer: besides d wave superconductivity and the Quantum Hall Effect perhaps the most spectacular phases explored during the last two decades many collective charge and spin states have captured the interest of researchers A better "casting" could not be conceived both the treatment of old age in Langland's Piers the Plowman and in Jean Gerson's sermons are dealt with After an extensive introduction that takes stock of the relevant research literature on Old Age in the Middle Ages and the early modern age