Update documentation to use the new raw strings introduced in R 4.0 (which lets one do away with the quoting of the backslash character; e.g. one can use TeX(r'($\alpha^\beta$)') rather than TeX('\\alpha^\\beta))
Adds parameters bold and italic to TeX(). These can be used to make the entire expression bold or italic.
TeX(r'($\alpha^\beta$)')rather thanTeX('\\alpha^\\beta))boldanditalictoTeX(). These can be used to make the entire expression bold or italic.\phantom{}(PR)