Displaying 1 result from an estimated 1 matches for "xxmodel".
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xmodel
2003 Jul 07
2
(PR#3427)
...0 11250 275000 7106250
1.906250e+08
[3,] 11250 275000 7106250 190625000
5.247656e+09
[4,] 275000 7106250 190625000 5247656250
1.471719e+11
[5,] 7106250 190625000 5247656250 147171875000
4.184754e+12
solve(t(xxmodel)%*%(xxmodel))
Yields the following massage:
Error in solve.default(t(xxmodel) %*% (xxmodel)) : singular matrix `a'
in solve
The above 5X5 matrix is invertible. It has non-zero eigenvalues. Could
someone explain whether there is a problem in R's solve() function.
Dursun Bulutoglu