Libremath

Odt2daisy converts OpenDocument Text (ODT) to digital talking books in the DAISY format (DAISY 2.02, DAISY 3.0 XML and Full DAISY 3.0). The extension supports Mathematical Markup Language (MathML) and multilingual documents. Microsoft mathematics. Microsoft mathematics is free and open-source software developed. LibreTexts is a 501(c)(3) non-profit organization committed to freeing the textbook from the limitations and costs of traditional textbooks. Photos library disappeared from mac computer.

This tutorial tells about how to write matrix expressions in LibreOffice Math and Writer, by examples. This tutorial is a continuation from the previous LibreOffice Math Introduction article. Here, we provide 12 examples with source code (markup code) for each of them. And we collect the codes summary at the end. We hope this helps you a lot.

Tool Needed



When you open LibreOffice Math, see Elements Toolbox > visit Formats > select Matrix.

For First Timers


Result:
This is the sample result, the simplest form of matrix:

Source code:
This is the source code (markup code) of that matrix.

matrix{a # b ## c # c}
LibreOffice Math:
You may either using LibreOffice Math to write that matrix expression like this ..



LibreOffice Writer:
.. or write that matrix expression directly into LibreOffice Writer by visiting menu Insert > Object > Formula.

Example 1


Result:

Source code:
left ( { matrix{a # b ## c # c} } right )
Explanation:
This code gives the basic matrix a pair of brackets. You may choose it from Brackets.

Example 2


Result:
Source code:
M = left ( { matrix{a_{1,1} # b_{1,2} ## c_{2,1} # d_{2,2}} } right )
Explanation:
This code adds subscript coordinate (row, col) to each matrix member.

Example 3


Result:

Source code:
M = left ( { matrix{1 # 2 ## 3 # 4} } right )
M = left ( { matrix{-1 # -2 ## -3 # -4} } right )
Explanation:
LibremathTo write negative numbers, add minus sign right before every number.

Example 4


Result:
Source code:
M = left ( { matrix{{1 over 2} # {1 over 3} ## {1 over 4} # {1 over 5}} } right )
Explanation:
To write division/fraction inside a matrix, use 'over' command.

Example 5


Result:

Source code:
M = left ( { matrix{1 # 2 # 3 ## 4 # 5 # 6 ## 7 # 8 # 9} } right )
N = left ( {matrix { 1 ## 2 ## 3} } right )
Explanation:
To write (x,y) matrix, pay attention to # and ##, while # indicating same line space, and ## indicating a line break inside a matrix.

Example 6


Result:
Source code:
A + B = {left ( {matrix{ 1 # 2 ## 3 # 4} } right )} + { left ( {matrix{ 5 # 6 ## 7 # 8} } right ) } = { left ( {matrix{6 # 8 ## 10 # 12} } right )}
Explanation:
An example for matrices addition operation.

Example 7


Result:

Source code:
A = left ( {matrix{ a_{11} # a_{12} # dotsaxis # a_{1n} ## a_{21} # a_{22} # dotsaxis # a_{2n} ## dotsvert # dotsvert # dotsdown # dotsvert ## a_{m1} # a_{m2} # dotsaxis # a_{mn}} } right )
Explanation:
An example for a matrix with dots members. Pick the dots from Others category.

Example 8


Result:
Source code:
left ( {matrix{1 # 2 # 3 ## 4 # 5 # 6} } right )^{ T } = left ( {matrix{1 # 4 ## 2 # 5 ## 3 # 6} } right )
Explanation:
To write superscript 'T', just add '^' (caret) right between the matrix and the 'T'.

Example 9


Result:

Source code:
left ( {matrix{a # b # c ## d # e # f} } right ) cdot left( {matrix{u # v ## w # x ## y # z} } right ) = left ( {matrix{au + bw + cy # av + bx + cz ## du + ew + fy # dv + ex + fz} } right )
Explanation:
Another example for matrices equation in an multiplication operation.

Example 10


Result:
Source code:
left ( {matrix{x' ## y'} } right ) = left( {matrix{cos %theta # sin %theta ## -sin %theta # cos %theta} } right ) left( {matrix{x ## y} } right )
Note:
The code to represent theta character is %theta.

Example 11


Result:

Source code:
M = left ( { matrix{ color magenta {1} # color magenta {2} # color magenta {3} ## 4 # 5 # 6 ## 7 # 8 # 9} } right )
N = left ( { matrix{ color magenta {1} # 2 # 3 ## 4 # color magenta {5} # 6 ## 7 # 8 # color magenta {9}} } right )

Explanation:
See the color magenta {} code. You may change the magenta color name into green, blue, red, or yellow.

Example 12


Libre Math Insert Text

Result:


Source code:
left ( {matrix{8 # 12 # 3 ## 4 # 4 # 9} } right ) = left ( {matrix{8 # 6x # z-y ## y+1 # 4 # 9} } right )
Explanation:
Another example about matrices equation.

Codes Summary



  1. matrix{a # b ## c # c}
  2. left ( { matrix{a # b ## c # c} } right )
  3. M = left ( { matrix{a_{1,1} # b_{1,2} ## c_{2,1} # d_{2,2}} } right )
  4. M = left ( { matrix{1 # 2 ## 3 # 4} } right )
    M = left ( { matrix{-1 # -2 ## -3 # -4} } right )
  5. M = left ( { matrix{{1 over 2} # {1 over 3} ## {1 over 4} # {1 over 5}} } right )
  6. M = left ( { matrix{1 # 2 # 3 ## 4 # 5 # 6 ## 7 # 8 # 9} } right )
    N = left ( {matrix { 1 ## 2 ## 3} } right )
  7. A + B = {left ( {matrix{ 1 # 2 ## 3 # 4} } right )} + { left ( {matrix{ 5 # 6 ## 7 # 8} } right ) } = { left ( {matrix{6 # 8 ## 10 # 12} } right )}
  8. A = left ( {matrix{ a_{11} # a_{12} # dotsaxis # a_{1n} ## a_{21} # a_{22} # dotsaxis # a_{2n} ## dotsvert # dotsvert # dotsdown # dotsvert ## a_{m1} # a_{m2} # dotsaxis # a_{mn}} } right )
  9. left ( {matrix{1 # 2 # 3 ## 4 # 5 # 6} } right )^{ T } = left ( {matrix{1 # 4 ## 2 # 5 ## 3 # 6} } right )
  10. left ( {matrix{a # b # c ## d # e # f} } right ) cdot left( {matrix{u # v ## w # x ## y # z} } right ) = left ( {matrix{au + bw + cy # av + bx + cz ## du + ew + fy # dv + ex + fz} } right )
  11. left ( {matrix{x' ## y'} } right ) = left( {matrix{cos %theta # sin %theta ## -sin %theta # cos %theta} } right ) left( {matrix{x ## y} } right )
  12. left ( {matrix{8 # 12 # 3 ## 4 # 4 # 9} } right ) = left ( {matrix{8 # 6x # z-y ## y+1 # 4 # 9} } right )

References


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  • LibreOffice Math Tutorial #1 – Basic Functionality

    Livre Mathematics

    In this tutorial I´m going to tell you about LibreOffice's formula editor, Math, and its most basic functions and features. This solid free formula editor can be either used as a stand-alone applications but most importantly called from Write, Calc, Impress and Draw (text documents, spreadsheets, presentations and drawings apps), to efficiently insert mathematical and scientific formulas in the best format possible.

    Of course you need LibreOffice ready to run in you system to be able to follow this tutorial. So I highly recommend that you go to the top of this page and click on the “Download” button in order to get the InstallIQTM installation manager that will take you through the setup process.

    Once LibreOffice is installed, launch it and from its main window's options select “Formula”:

    When Math Launches it automatically opens a new document and its interface is basically divided in three areas, from top to bottom: the menus and tools bars where you'll find all the commands and tools, the display area, here you'll view the formula and the input box where you type the formula. Additionally the “Elements” dialog box can be also active by default.

    Entering a formula is easy as typing it in the input box, let's try a simple one: type 2 over 4.

    Libreoffice Math

    As you can see the formula automatically appears in the display area. Math has several input methods and we will review them in upcoming tutorials.
    To save the formula go to File → Save or press CTRL+S in your keyboard.

    A browser like dialog will appear to let you select the location and name the file. The file type can be .ODF, .XSM or .MML depending on the support you need.

    Once you have selected all those parameters click Save and the formula will be saved.

    Final Words

    Math is a really useful tool you can use to insert in all documents you create with LibreOffice, no matters if it is a text document, a spreadsheet, a presentation or a graphic. Get your free copy of LibreOffice by clicking on the link below you won't even have to register anywhere!!