![A self-similar Christmas tree Self-similar Christmas tree created in SAS](https://blogs.sas.com/content/iml/files/2016/12/selfsimalchristmas2-600x336.png)
Happy holidays to all my readers! My greeting-card to you is an image of a self-similar Christmas tree. The image (click to enlarge) was created in SAS by using two features that I blog about regularly: matrix computations and ODS statistical graphics. Self-similarity in Kronecker products I have previously shown