There are so many mathematical symbols and so many key combinations, you must have a strong memory to remember them firmly, otherwise it will be inserted faster.

Here are some shortcut keys.

1, score

Ctrl+F (fraction)

Ctrl+/ (diagonal part)

2. Radical form

Ctrl+R (radical)

Press "Ctrl+T" first, then press N (the nth root) after releasing it.

For example, press "Ctrl+T" first, release it, then press N, and then fill in the blanks with 2 and 3 respectively.

The cube root of 2.

3、

Upper and lower indicators

Ctrl+H (superscript)

For example, press

y

Ctrl+H+2

You got it.

Ctrl+L (subscript)

For example, press

y

Ctrl+L+2 for you.

Ctrl+J (upper subscript)

For example, press

y

Ctrl+J

Then fill in the blanks with 2 and 3 respectively.

4. Inequality

Press "Ctrl+K" first, then release it, and then press the comma to get the symbol less than or equal to it.

≤

Press "Ctrl+K" first, then release it, and then press the period to get the symbol greater than or equal to it.

≥

5、

Derivative and integral

Ctrl+Alt+' (simple (derived symbol))

Ctrl+Shift+ "(double prime (second derivative sign))

Ctrl+I (definite integral representation)

Ctrl+Shift+I，

!

(Indefinite integer mark)

6. Upper horizontal line and vector arrow

Ctrl+Shift+ hyphen (top horizontal line)

Ctrl+Alt+ hyphen (vector arrow)

7. Bracket shortcut keys (efficiency increased by 50%)

o(∩_∩)o

)

Ctrl+9 or Ctrl+0 (parentheses)

Ctrl+[ or Ctrl+] (in parentheses)

Ctrl+{

Or Ctrl+} (braces)

8, enlarge or reduce the size, just display, do not change the font size.

Ctrl+ 1( 100%)

Ctrl+2(200%)

Ctrl+4(400%)

Ctrl+8(800%)

9, spaces and bold

Ctrl+Shift+ space bar

blank

Ctrl+Shift+B

Overhit

If you want to ask how to write down these shortcut keys, you just need to match those letters with English, which will be easy to remember. For example, R stands for root, F stands for fraction, I stands for integer, H stands for higher, and so on. )

10, Greek letter

Press "Ctrl+G" first, and then press English letters to get the corresponding lowercase Greek letters; If you press "Shift+ Letters" again, you will get the corresponding capitalized Greek letters.

For example, press "Ctrl+G" first, and then press the letter A to get the lowercase Greek letter α.

For another example, press "Ctrl+G" first, and then press "Shift+S" to get the capitalized Greek letter σ.

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