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  • Perform LU decomposition without pivoting in MATLAB
    You might want to consider doing LDU decomposition instead of unpivoted LU See, LU without pivoting is numerically unstable - even for matrices that are full rank and invertible The simple algorithm provided above shows why - there is division by each diagonal element of the matrix involved
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  • How does LU decomposition with partial pivoting work?
    If you try a naive implementation of the LU decomposition and some ill-conditioned matrix like some arbitrary diagonally dominant matrix it should explode
  • How do you format an unsigned long long int using printf?
    I assume this unexpected result is from printing the unsigned long long int How do you printf() an unsigned long long int?
  • LU decomposition error in statsmodels ARIMA model
    I know there is a very similar question and answer on stackoverflow (here), but this seems to be distinctly different I am using statsmodels v 0 13 2, and I am using an ARIMA model as opposed to a
  • List of All Locales and Their Short Codes? - Stack Overflow
    I'm looking for a list of all locales and their short codes for a PHP application I am writing Is there much variation in this data between platforms? Also, if I am developing an international
  • github - How can I use Git locally? - Stack Overflow
    I'm working on a project at the moment, which I'd like to eventually make public on github, but, for the moment, needs to remain private Github needs users to pay in order to host a private repos
  • c++ - printf and %llu vs %lu on OS X - Stack Overflow
    Possible Duplicate: how to printf uint64_t? Why is it that on my 64-bit Mac (I am using Clang) the uint64_t type is unsigned long long while on 64-bit Ubuntu the uint64_t type is unsigned long?





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