#Create base plot
#plot <- ggtern(data=data.frame(x=1,y=1,z=1),aes(x,y,z)) + geom_point()
#Pre-Specified Values
plot + theme_arrowsmall()
## Alternatives, Uncomment lines below
#plot + theme_arrownormal()
#plot + theme_arrowlarge()
#plot + theme_arrowcustomlength(.1,.8)
#plot + theme_arrowlength(start=c(.1,.2,.3),finish=c(.9,.8,.7))
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