Below you can find the Named for logician john it's the diagram where 2 overlapping circles show the relation between sets Jeopardy Words Answer. The answer to Named for logician john it's the diagram where 2 overlapping circles show the relation between sets has 4 letters. This clue belongs to the Math category and is part of Jeopardy Word Level 1910. If you scroll near the bottom you will find other clues and answers part of level 1910