Recent Papers


S. W. Drury, OMC for scalar multiples of unitaries. Linear Algebra and its Applications, 422 (2007) pp. 318-325.

S. W. Drury, Von Neumann's inequality for noncommuting contractions, Linear Algebra and its Applications, 428 (2008) pp. 305-315.

S. W. Drury, Symbolic calculus of operators with unit numerical radius, Linear Algebra and its Applications, 428 (2008) pp. 2061-2069.

S. W. Drury, Operator norms of words formed from positive-definite matrices, Electronic Journal Of Linear Algebra, 18 (2009) pp. 13-20.

S. W. Drury, A Counterexample to a Conjecture of Matsaev, Linear Algebra and its Applications, 435 (2011), pp. 323-329.

S. W. Drury, Solution of the conjecture of Brualdi and Li , Linear Algebra and its Applications, 436 (2012) pp. 3392--3399.

S. W. Drury, On a question of Bhatia and Kittaneh , Linear Algebra and its Applications, 437 (2012) pp. 1955--1960.