Kurt Gödel is certainly one of the greatest logists of the 20th century. The publication of his article in 1931 was very important in the history of mathematical logic.One part of it has been translated and published the first time in Hungarian.

Raymond Smullyan's name is already well known in Hungary, his other books, like.

"The Lady or the Tiger and other Logical Puzzles" or "The Riddle of Sheherezade, and other amaizing Puzzles, ancient and modern" have been published also by Typotex recently.Some new logical thoughts are also added and a number of new  tasks help the studies.