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Jim Davis 0
New look and new insights at sas.com

If you’ve been over to sas.com at all in the last week, you’ve probably noticed our relaunched site. The changes are kind of hard to miss. But it’s not just the home page that’s changed. And it’s not just a cosmetic redesign. The whole site has been revamped with a goal toward

Learn SAS
Rick Wicklin 0
How to vectorize time series computations

Vector languages such as SAS/IML, MATLAB, and R are powerful because they enable you to use high-level matrix operations (matrix multiplication, dot products, etc) rather than loops that perform scalar operations. In general, vectorized programs are more efficient (and therefore run faster) than programs that contain loops. For an example