# Alpha

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Definition
 Alpha Letter of the Greek Alphabet. Writen in lower case : $\alpha\,$. Writen in upper case: $\Alpha\,$. Used in mathematics as: The symbol for Angular Acceleration. The first angle in a triangle, generally opposite the side A

## Supplementary definitions

Alpha (letter)
Alpha (uppercase Α, lowercase α; Greek: Αλφα) is the first letter of the Greek alphabet. In the system of Greek numerals it has a value of 1.