Chao Gu, Guorong Wang
Abstract
In this paper,we establish some new explicit representations of the W-weighted Drazin inverse A_(d,w)in terms of regular inverse.By these new representations we can reduce the cost on computation.Also,we consider a rank equation and derive a method for computing W-weighted Drazin inverse.
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In this paper,we establish some new explicit representations of the W-weighted Drazin inverse A_(d,w)in terms of regular inverse.By these new representations we can reduce the cost on computation.Also,we consider a rank equation and derive a method for computing W-weighted Drazin inverse.
Key concepts: Drazin inverse, Mathematics, Computation, Inverse, Rank (graph theory), Algebra over a field, Pure mathematics, Algorithm