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numberOfPositiveRoots(RootSystem) -- the number of positive roots

Description

i1 : numberOfPositiveRoots(rootSystemD(4))

o1 = 12

Ways to use this method:


The source of this document is in /build/reproducible-path/macaulay2-1.25.05+ds/M2/Macaulay2/packages/WeylGroups.m2:2648:0.