\BOOKMARK [1][-]{section.1}{1. \040Module of differentials and Milnor k-groups}{}% 1 \BOOKMARK [1][-]{section.2}{2. Brauer p-dimension of a complete discretely valued field}{}% 2 \BOOKMARK [1][-]{section.3}{3. The main theorem}{}% 3 \BOOKMARK [1][-]{section.4}{4. \040u-invariant}{}% 4 \BOOKMARK [1][-]{section*.1}{References}{}% 5