00282nam a2200121Ia 4500082001700000100002100017245002700038260002900065300002100094490003500115500000500150700000500155  a516bH812.NC  aHormander, Lars.  aNotions of convexityb  aBostonbBirkhauserc1994  avii, 414p. Index  aProgress in Mathematics v 127  a  a