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γ

Gamma in Mathematics

In Mathematics, the Gamma symbol (γ) is commonly used. Learn how to copy and use it in your technical documents.

Unicode

U+03B3

HTML Entity

γ

LaTeX Sequence

\gamma

Primary Field

Mathematics

Mathematics Application

Gamma denotes gamma rays (high‑energy electromagnetic radiation), the Lorentz factor in special relativity, surface tension, the Euler–Mascheroni constant, and — as the capital Γ — the gamma function that extends factorials to real numbers.

How to type Gamma (γ)

  • Fastest: click γ on the keyboard above — it copies to your clipboard, ready to paste into Word, Google Docs, email or a forum.
  • Unicode: the code point is shown in the panel above; on Windows you can also use Alt‑X after the hex code in Word.
  • LaTeX: use the command shown above inside math mode.
  • Anywhere: because it’s standard Unicode, it keeps its exact form across apps and devices.

Frequently asked questions

What are gamma rays?

The most energetic form of electromagnetic radiation, emitted by radioactive decay and astrophysical events.

What is the Lorentz factor γ?

A relativity term describing time dilation and length contraction as speed approaches that of light.

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