\name{GenomicRegionsNumber} \alias{GenomicRegionsNumber} \alias{GenomicRegionsNumber,GenomicRegions-method} \title{ determine the number of genomic regions } \description{ determine the number of genomic regions } \usage{ GenomicRegionsNumber(.Object) } %- maybe also 'usage' for other objects documented here. \arguments{ \item{.Object}{ An object of class GenomicRegions } }