希腊文小写字母 Epsilon ε

Interesting and peculiar letter ε-epsilon is the fifth letter of the Greek alphabet. Its numeric value is number 5. Epsilon's origin comes from the Phoenician letter "hē". The pronunciation of the letter ε lies between sounds 「Y」 and 「U」. There is no analog to epsilon in the Russian alphabet.

The letter is popular and it is used everywhere outside the Greek alphabet, for example in such scientific fields:

• Math;
• Physics;
• Astronomy (the fifth brightest star);
• Computer science (as an empty line);
• Programming (as the accuracy of the amount of data)
• Phonetics.

符号 「希腊文小写字母 Epsilon」 包含在 「Greek and Coptic」 块的 「字母」 子块中，并在1993年作为Unicode版本1.1的一部分获得批准。