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Re: [Help-gsl] Inverse of complex Hermitian matrices?


From: PZC
Subject: Re: [Help-gsl] Inverse of complex Hermitian matrices?
Date: Thu, 17 Nov 2011 12:19:10 -0800 (PST)

In a worst case scenario, someone can use eigendecomposition (gsl_eigen_hermv) 
to find [Q,Λ] and from there : Q * inv(Λ) * (Q') can do the trick... Right? ( 
inv(Λ) should be trivial, as it is diagonal and real)

--- On Thu, 11/17/11, Patrick Alken <address@hidden> wrote:

From: Patrick Alken <address@hidden>
Subject: Re: [Help-gsl] Inverse of complex Hermitian matrices?
To: 
Cc: address@hidden
Date: Thursday, November 17, 2011, 7:44 PM

Ah oops I was looking at an old git repository

On 11/17/2011 06:39 PM, Rhys Ulerich wrote:
> On Thu, Nov 17, 2011 at 11:32 AM, Patrick Alken<address@hidden>  wrote:
>> It seems that when gsl_linalg_cholesky_invert was added to gsl (v1.12), its
>> complex counterpart wasn't. There doesn't seem to be a
>> gsl_linalg_complex_cholesky_invert so this is a doc bug.
> I see gsl_linalg_complex_cholesky_invert within linalg/choleskyc.c on
> trunk.  NEWS shows it appeared in 1.15 courtesy of Huan Wu.
>
> - Rhys


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