more precise about "polygamma"; mention links to full text A.-S.


git-svn-id: https://svn.r-project.org/R/trunk@65858 00db46b3-68df-0310-9c12-caf00c1e9a41
readRDS() should autoprint

git-svn-id: https://svn.r-project.org/R/trunk@65860 00db46b3-68df-0310-9c12-caf00c1e9a41
Improve reference count handling in bindings/assignment.


git-svn-id: https://svn.r-project.org/R/trunk@65862 00db46b3-68df-0310-9c12-caf00c1e9a41