Venn diagrams.
By: Illustrated by Jan Pyk.
Contributors: Pyk, Jan, 1934- illus.
Series: Young math books
Publisher: Crowell
Published: 1972
Place of publication: New York
Language: eng
Number of pages: 33
Subjects: Set theory -- Juvenile literature.; Venn diagrams -- Juvenile literature.; Set theory.; Venn diagrams.
Description: An introduction to Venn diagrams in their simplest form--circles which sort things into categories.