src/HOL/Library/README.html
2005-03-07 webertj 2005-03-07 HTML 4.01 Transitional conformity
2004-11-14 webertj 2004-11-14 DOCTYPE declaration added
2000-10-25 wenzelm 2000-10-25 add \<le> to list of "good" symbols;
2000-10-20 wenzelm 2000-10-20 tuned;
2000-10-18 wenzelm 2000-10-18 "The Supplemental Isabelle/HOL Library";