Epsilon - Wikipedia, the free encyclopedia

Epsilon - Wikipedia, the free encyclopedia

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日期:2024-08-03
Epsilon (uppercase Ε, lowercase ε or lunate ϵ; Greek: έψιλον) is the fifth letter of the Greek alphabet, corresponding phonetically to a close-mid front unrounded vowel /e/. In the system of Greek numerals it has the value five. It was derived from the Ph...看更多