Spectrum Of An Operator Lambda Invertible Bounded Set Theorem tribes Holy Roman Empire ( 843 1806) German Confederation ( 1815- 1866) North German Confederation ( 1867 1871) German Empire ( 1871- 191 mathematician Carl Neumann Carl Gottfried http://www.economicexpert.com/a/Spectrum:of:an:operator.htm
Neumann John Von - Definition Of Neumann John Von By The Free Neumann's Lines Neumann's principle Neumann's triangle Neumann, Balthasar Neumann, Balthasar Neumann, Carl Gottfried Neumann, František Neumann, Franz Ernst http://www.thefreedictionary.com/Neumann John von