FOR NON-HERMITIAN BLOCK TOEPLITZ MATRICES
Aiidrew E. Yagle · 1990
New iniilticlianiiel split or iniiiiittance tliiee-trnn reciureu~ tilgoiithiiis me rleiivecl foi noli-Heniiitiaii Idock Toeplitz matrices, exteiidiiig previous work to tlie most gcncrd caw. Since mntrix inversions rrqiiire niuch more ctmiputation than niatrix miiltililications (a distiiirtioii not pimwt. ill tlir waliii case), so-called umiornializetl versioiis of tliv iicw nlgoritliiiis axe given; these requiie oiily two matrix iiivei sions per recursion. Reductions to the IilockHerlliitiii11 Iilock-Toqditz, Her~iii tian Torplitz, asyninietxic id Toq)litz, ad syuiiiietiic rral Torplitz eases are iiotrd; this dlows previous work 011 tliese special cases to Le put in R gciieral context.