\BOOKMARK [1][-]{section.1}{Introduction}{}% 1 \BOOKMARK [1][-]{section.2}{Zeros of the Wronskian as an upper bound}{}% 2 \BOOKMARK [1][-]{section.3}{Applications}{}% 3 \BOOKMARK [2][-]{subsection.3.1}{Derivative of a power}{section.3}% 4 \BOOKMARK [2][-]{subsection.3.2}{Several models}{section.3}% 5 \BOOKMARK [1][-]{section.4}{Some Algorithms for Polynomial Identity Testing}{}% 6 \BOOKMARK [2][-]{subsection.4.1}{Blackbox PIT algorithms}{section.4}% 7 \BOOKMARK [2][-]{subsection.4.2}{A Whitebox PIT algorithm}{section.4}% 8 \BOOKMARK [1][-]{section.5}{An improved upper bound}{}% 9 \BOOKMARK [1][-]{section.6}{Optimality of Theorem 8}{}% 10 \BOOKMARK [1][-]{appendix.A}{Proof of lemmas for Section 4}{}% 11