Α

Also known as alpha

第1位的希腊字母

AI overview

Alpha is the first letter of the Greek alphabet, with a numerical value of one in ancient Greek number systems. It matters because it's a foundational letter whose origins trace back to the Phoenician alphabet and from which other writing systems, including Latin and Cyrillic, ultimately derived their own first letters.

AI-generated from the Wikipedia summary — may contain errors.

In the Vinony graph

Vinony's link graph records 380 inbound references to Α, and connects out to Ancient Greek, san and Greek numerals.

Vinony files it under Greek letters and Vowel letters.

Vinony links it to 104 Wikipedia language editions.

Wikidata facts

Part of: Greek alphabet
Followed by: beta
Based on: 𐤀
Image: Greek letter alpha serif+sans.svg

Show 3 more facts

Commons category: Alpha (letter)
Commons gallery: Α
Unicode character: α

Sources (2)

via Wikidata · CC0

Article · 中文

Alpha（Άλφα；大寫Α，小寫α，中文音译：阿尔法、阿法、阿拉法），是第1個希臘字母。小寫α用於物理學上： * 角加速度 * Alpha粒子和相關的Alpha衰變 * 精細結構常數小寫α用於數學上： * α(m,n)：阿克曼反函數，一個輸出值增長速度非常低的函數。「Alpha」常用作形容詞，以顯示某件事物中最重要或最初的，例如軟體工程中的Alpha版本。西里爾字母的 А 和拉丁字母的 A 都是從 Alpha 變來。 Alpha指事情的開始，對應指終結的Omega。例如聖經啟示錄22:13：「我是阿爾法、我是奧米伽、我是首先的、我是末後的、我是初、我是終。」

Abstract from DBpedia / Wikipedia · CC BY-SA