Full Idea
If 'and' and 'but' really are alike in sense, in what might that likeness consist? Some philosophers of classical logic will reply that they share a sense by virtue of sharing a truth table.
Gist of Idea
Standardly 'and' and 'but' are held to have the same sense by having the same truth table
Source
Ian Rumfitt ("Yes" and "No" [2000])
Book Reference
-: 'Mind' [-], p.784
A Reaction
This is the standard view which Rumfitt sets out to challenge.