1. A polynomial of degree four not satisfying Rolle’s Theorem in the unit ball of $l_2$ Creator: Ferrer, Jesús Format: bez média and svazek Type: model:article and TEXT Subject: Rolle’s Theorem, Hilbert space, and polynomial Language: English Description: We give an example of a fourth degree polynomial which does not satisfy Rolle’s Theorem in the unit ball of $l_2$. Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public