WYRL: added a class for representing polynomials.  This is an old class I've had for long time now, which is very useful.
WYRL: added a class for representing polynomials.  This is an old class I've had for long time now, which is very useful.

hjwylde/whiley-compiler,hjwylde/whiley-compiler,hjwylde/whiley-compiler,Whiley/WhileyCompiler,hjwylde/whiley-compiler,hjwylde/whiley-compiler