search for: udu

Displaying 6 results from an estimated 6 matches for "udu".

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2010 Apr 13
1
Lapack, determinant, multivariate normal density, solution to linear system, C language
...n to the problem is illustrated in the appended discussion and C code. Thanks for your input. -Matt Shotwell -------------- The Lapack routine dspsv solves the linear system of equations Ax=b, where A is a symmetric matrix in packed storage format. The dspsv function performs the factorization A=UDU', where U is a unitriangular matrix and D is a block diagonal matrix where the blocks are of dimension 1x1 or 2x2. In addition to the solution for x, the dspsv function also returns the matrices U and D. The matrix D may then be used to compute the determinant of A. Recall from linear algebra t...
2004 Sep 16
3
newbie needs help using R as solver
..., b, c, d, g => 0 I would very much appreciate any help in this matter. I need to locate the appropriate function for the task and figure out how to write this formulas. I'd also be very thankfull for any help (links) to simple examples of decision trees and/or simulation. Andrej Udu??
2006 Aug 10
3
Geometrical Interpretation of Eigen value and Eigen vector
Dear all, It is not a R related problem rather than statistical/mathematical. However I am posting this query hoping that anyone can help me on this matter. My problem is to get the Geometrical Interpretation of Eigen value and Eigen vector of any square matrix. Can anyone give me a light on it? Thanks and regards, Arun [[alternative HTML version deleted]]
2009 Nov 06
1
centos 5.3 install ncview X libraries error and netcdf header error
I was trying to install software named ncview on a centos 5.3 box. ./configure command gave this error: Error, the X libraries and development headers must be installed for ncview to work! I was surprised that there were many google hits related to ubuntu, none for centos. So even though I eventually figured out what to do, I decided to share this with the list anyhow, so maybe next time I
2005 Aug 17
4
LDAP suffixes
need clarification of the use of: ldap suffix ldap machine suffix ldap user suffix ldap idmap suffix smb.conf.5 indicates you should have a fully qualified suffix such as: ldap suffix = dc=blah,dc=com ldap machine suffix = ou=People,dc=blah,dc=com ldap user suffix = ou=People,dc=blah,dc=com ldap group suffix = ou=Groups,dc=blah,dc=com ldap idmap suffix = ou=Idmap,dc=blah,dc=dom
2008 Jun 30
4
Rebuild of kernel 2.6.9-67.0.20.EL failure
Hello list. I'm trying to rebuild the 2.6.9.67.0.20.EL kernel, but it fails even without modifications. How did I try it? Created a (non-root) build environment (not a mock ) Installed the kernel.scr.rpm and did a rpmbuild -ba --target=`uname -m` kernel-2.6.spec 2> prep-err.log | tee prep-out.log The build failed at the end: Processing files: kernel-xenU-devel-2.6.9-67.0.20.EL Checking