The authors introduce and study the class of groups graded by root systems. They prove that if is an irreducible classical root system of rank and is a group gr

The authors introduce and study the class of groups graded by root systems. They prove that if \Phi is an irreducible classical root system of rank \geq 2 and G

The author analyzes the abstract structure of algebraic groups over an algebraically closed field . For of characteristic zero and a given connected affine alge

The authors provide a complete classification of globally generated vector bundles with first Chern class $c_1 \leq 5$ one the projective plane and with $c_1 \l

This volume contains original research articles by many of the world's leading researchers in algebraic and Lie groups. Its inclination is algebraic and geometi