Last updated: 14 October 2014
|2:Horn's Conjecture and the Hersch-Zwahlen methods|
|3:Algebraic Geometry, Intersection Theory, and the Schubert Calculus|
|4:The Symmetric Algebra and Schur Functions|
|5:Proof of the main result|
This is an excerpt from Steven Andrew Johnson's 1979 dissertation The Schubert Calculus and Eigenvalue Inequalities for Sums of Hermitian Matrices.