https://gavinmdouglas.r-universe.dev/FuncDivhttps://gavinmdouglas.r-universe.dev/api/packages/FuncDivhttps://gavinmdouglas.r-universe.dev/FuncDiv/FuncDiv.pdfhttps://gavinmdouglas.r-universe.dev/FuncDiv/doc/manual.htmlhttps://gavinmdouglas.r-universe.dev/FuncDiv/citationhttps://gavinmdouglas.r-universe.dev/FuncDiv/citation.txthttps://gavinmdouglas.r-universe.dev/FuncDiv/citation.cff