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# How to make matrices using latex code

Well ,I read the note "Beginner LaTeX Guide" given by Daniel Liu ... But I didn't understood that how exactly do we need to make a matrix or a determinant...For this topic the information in the guide is not clear to me ... Please Help... Suggestions are welcomed here..

Note by Parag Zode
3 years, 3 months ago

MarkdownAppears as
*italics* or _italics_ italics
**bold** or __bold__ bold
- bulleted- list
• bulleted
• list
1. numbered2. list
1. numbered
2. list
Note: you must add a full line of space before and after lists for them to show up correctly
paragraph 1paragraph 2

paragraph 1

paragraph 2

[example link](https://brilliant.org)example link
> This is a quote
This is a quote
    # I indented these lines
# 4 spaces, and now they show
# up as a code block.

print "hello world"
# I indented these lines
# 4 spaces, and now they show
# up as a code block.

print "hello world"
MathAppears as
Remember to wrap math in $$...$$ or $...$ to ensure proper formatting.
2 \times 3 $$2 \times 3$$
2^{34} $$2^{34}$$
a_{i-1} $$a_{i-1}$$
\frac{2}{3} $$\frac{2}{3}$$
\sqrt{2} $$\sqrt{2}$$
\sum_{i=1}^3 $$\sum_{i=1}^3$$
\sin \theta $$\sin \theta$$
\boxed{123} $$\boxed{123}$$

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Staff - 3 years, 3 months ago

Use the pmatrix or the matrix environments, similar to how you use align or array.

To start you off,

 1 2 3 4 \begin{pmatrix} a & b \\ c & d \\ \end{pmatrix} 

gives us

$$\begin{pmatrix} a & b \\ c & d \\ \end{pmatrix}$$

Staff - 3 years, 3 months ago

Thanks Sir

- 3 years, 3 months ago