rootCoefficients -- coefficients at the simple roots

Ways to use rootCoefficients:

• rootCoefficients(RootSystem,Root) -- the coefficients at the simple roots
• rootCoefficients(RootSystem,Weight) -- the coefficients at the simple roots

For the programmer

The object rootCoefficients is a method function.

The source of this document is in WeylGroups.m2:2532:0.