Where does WPF perform matrix operations?

Where does WPF perform matrix operations?

References

Reference NO 1

http://stackoverflow.com/questions/15192051/where-does-wpf-perform-matrix-operations

Reference NO 2

http://www.codeproject.com/Articles/37241/Displaying-a-Data-Matrix-in-WPF

Reference NO 3

http://msdn.microsoft.com/en-us/library/ms750596.aspx

Reference NO 4

http://www.c-sharpcorner.com/uploadfile/yougerthen/dealing-with-transformations-in-wpf-partii-custom-and-advanced-2d-transformations/

Reference NO 5

http://www.odewit.net/ArticleView.aspx?id=WpfSl2DMatrix&lang=en

Reference NO 6

http://www.infragistics.com/community/forums/t/65838.aspx

Reference NO 7

http://www.charlespetzold.com/blog/2010/06/basic-manipulation-event-handling-in-windows-phone-7.html

Reference NO 8

http://link.springer.com/content/pdf/10.1007%2F978-1-4302-2482-2_12