LexisSurfacepackage 
plot logged Lexis mortality surfaces as triangles! 
Fertility 
Swedish fertility rates in Lexis triangles, calculated from HFD data. 
InterpolateLexisTriangles.Dxprop 
A function to break mortality hazards from Lexis squares into Lexis triangles

InterpolateLexisTriangles.loess 
A function to break mortality hazards from Lexis squares into Lexis triangles 
InterpolateLexisTriangles.MortalitySmooth 
A function to break mortality hazards from Lexis squares into Lexis triangles 
InterpolateLexisTriangles.simple 
A function to break mortality hazards from Lexis squares into Lexis triangles 
LexisColorRefTable 
function to produce a color reference table used internally by 'PlotLexisTriangles' 
LexisLegend 
produces a colorstrip legend used internally by 'PlotLexisTriangles' 
Mortality 
Swedish male mortality data from the HMD. 
PlotLexisTriangles 
plot demographic surfaces as Lexis triangles! 