Conversation so far:
Was Georg Cantor ill in his later life?
After Georg Cantor's 1884 hospitalization, there is no record that he was in any sanatorium again until 1899.
What did Georg Cantor do in his later years?
In 1911, Georg Cantor was one of the distinguished foreign scholars invited to attend the 500th anniversary of the founding of the University of St. Andrews in Scotland.

Question: did he attend
Self-contained rewrite: Did Georg Cantor attend the 500th anniversary of the founding of the University of St. Andrews in Scotland?