Is Μ on a Keyboard?

The Unicode is “U+03BC”. So pressing Ctrl+Shift+U all together, then releasing all keys and typing 03bc should get you μ in gtk applications. If you have a Compose key set up on your English (US) keyboard, pressing and releasing the Compose key and then typing m followed by u should do it.

What does this symbol mean μ?

Micro (Greek letter μ (U+03BC) or the legacy symbol µ (U+00B5)) is a unit prefix in the metric system denoting a factor of 10−6 (one millionth). Confirmed in 1960, the prefix comes from the Greek μικρός (mikrós), meaning “small”.

Make the symbol “micro” on Mac / Macbook

If not, press the Fn + Num Lock key . If you don’t have Num Lock on your keyboard, try pressing the Fn key first and then performing the combination with Alt described in the previous paragraph.

How do you type mu on a Chromebook?

When you press Ctrl+Shift+U in an input field on a Chromebook, you’ll get a little underlined “u” on your screen.

Using an Alt keyboard shortcut to insert the Sigma symbol

You can press the Alt key in combination with numbers on the numeric keypad to insert the Sigma symbol: Press Alt + 229 to enter lower case Sigma (σ) Press Alt + 228 to enter upper case or capital letter Sigma (Σ)