TY - JOUR AU - Muñoz-Fernández, Gustavo A. AU - Seoane-Sepúlveda, Juan B. PY - 2008 DO - 10.1016/j.jmaa.2007.09.010 SN - 0022-247X UR - https://hdl.handle.net/20.500.14352/50195 T2 - Journal of Mathematical Analysis and Applications AB - For each pair of numbers m, n epsilon N with m > n, we consider the norm on R-3 given by parallel to(a, b, c)parallel to m,n = sup{vertical bar ax(m) +bx(n) +C vertical bar: x epsilon [-1, 1]} for every (a, b, c) epsilon R-3. We investigate some... LA - eng M2 - 1069 PB - Academic Press KW - Convexity KW - Extreme points KW - Polynomial norms KW - Trinomials TI - Geometry of Banach spaces of trinomials TY - journal article VL - 340 ER -