| ug {gRbase} | R Documentation |
These functions are wrappers for creation of graphs as implemented by
graphNEL objects in the graph package.
ug(...) dag(...) ugList(x) dagList(x)
... |
A generating class for a graph, see examples below |
x |
A list containing a generating class for a graph, see examples below |
Functions ug(), dag(), ugList() and dagList() return a 'graphNEL' object.
Functions ugMAT() and ugListMAT() return an adjacency matrix.
Søren Højsgaard, sorenh at agrsci.dk
ugr <- ug(~me:ve,~me:al,~ve:al,~al:an,~al:st,~an:st)
ugr <- ug(~me:ve:al,~al:an:st)
ugr <- ug(c("me","ve"),c("me","al"),c("ve","al"),c("al","an"),c("al","st"),c("an","st"))
ugr <- ug(~me:ve:al, c("me","ve"),c("me","al"),c("ve","al"),c("al","an"),c("al","st"),c("an","st"))
dagr <- dag(c("me","ve"),c("me","al"),c("ve","al"),c("al","an"),c("al","st"),c("an","st"))
dagr <- dag(~me:ve,~me:al,~ve:al,~al:an,~al:st,~an:st)
dagr <- dag(~me:ve:al,~ve:al:an)
edges(ugr)
nodes(ugr)
edges(dagr)
nodes(dagr)
ugList(list(~me:ve:al,~al:an:st))
dagList(list(~me:ve:al,~ve:al:an))