Iota

Iota (uppercase/lowercase Ι ι), is the letter of the Greek alphabet, used to represent the "i" sound in Ancient and Modern Greek. In the system of Greek numerals, it has a value of 10. Letters that came from it include the Roman I and Cyrillic І.

In mathematics, the lowercase  is used to represent the inclusion function in set theory. The term "iota" is also used to refer to an infinitesimal amount or an insignificant quantity.

 Related pages 

 I (letter)

 References 

Category:Greek alphabet
Category:Vowel letters