Welcome to the Math Signs Lexicon! To view signs, type a word in the search box, or browse the signs alphabetically or by category.

Signs and other information from this website may not be copied or used on a World Wide Web resource without permission. Any use of this material, including individual signs, must be accompanied with the following statement:
"Courtesy of the NTID Math Signs Project at
http://www.rit.edu/ntid/mathlexicon/".