Talk:Pincherle derivative

Latest comment: 15 years ago by Michael Hardy in topic "ad"?

"ad"?

edit

This article begins with this definition:

the Pincherle derivative of a linear operator   on the vector space of polynomials in the variable   over a field   is another linear operator   defined as
 
so that
 

It doesn't say what "ad" is. It should. Michael Hardy (talk) 23:51, 3 July 2009 (UTC)Reply