Full Idea
The Burali-Forti Paradox was a crisis for Cantor's theory of ordinal numbers.
Gist of Idea
The Burali-Forti paradox is a crisis for Cantor's ordinals
Source
William D. Hart (The Evolution of Logic [2010], 3)
Book Reference
Hart,W.D.: 'The Evolution of Logic' [CUP 2010], p.59