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Learn SAS
Rick Wicklin 0
The Hilbert matrix: A vectorized construction

The Hilbert matrix is the most famous ill-conditioned matrix in numerical linear algebra. It is often used in matrix computations to illustrate problems that arise when you compute with ill-conditioned matrices. The Hilbert matrix is symmetric and positive definite, properties that are often associated with "nice" and "tame" matrices. The

Data Management
Brooke Upton 0
Series: BCBS 239 - Principle 1

Principle 1: Governance – A bank’s risk data aggregation capabilities and risk reporting practices should be subject to strong governance arrangements consistent with other principles and guidance established by the Basel Committee. My colleagues and I have written a series of posts on the principles of BCBS 239. In this

Data Visualization
Sanjay Matange 0
G100 with SGPLOT

The GCHART procedure has a popular option called G100 to display all the subgroups in % format such that all the subgroup values add up to 100% for each group.   Each subgroup is labeled with its own % values. SGPLOT procedure does not such an option, but with a little bit of

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