# latex equation new line

What is this jetliner seen in the Falcon Crest TV series? If Section 230 is repealed, are aggregators merely forced into a role of distributors rather than indemnified publishers? In some environments, you do the line breaking yourself with the \\ command, but LaTeX usually does it for you. Open an example in Overleaf. If you want the. We can surpass these difficulties with amsmath. How to break this long radical into multiple lines? Board index LaTeX Math & Science Ask a question LaTeX Community Announcements Community talk Comments & Wishes New Members LaTeX Text Formatting Graphics, Figures & Tables Math & Science Fonts & Character Sets Page Layout Document Classes General Should the helicopter be washed after any sea mission? LaTeX Line and Page Breaking The first thing LaTeX does when processing ordinary text is to translate your input file into a string of glyphs and spaces. share | improve this question | follow | edited Mar 21 '19 at 23:24. voices . Open source and XHTML compliant. All the predefined mathematical symbols from the T e X package are listed below. The standard LaTeX tools for equations may lack some flexibility, causing overlapping or even trimming part of the equation when it's too long. Each line of the align environment is numbered. If you are interested in a square root expression and not a power notation that Mico's answer provides, have a look at the following code: Thanks for contributing an answer to TeX - LaTeX Stack Exchange! LaTeX. Making statements based on opinion; back them up with references or personal experience. At the moment there is only one. rev 2020.12.18.38240, The best answers are voted up and rise to the top, TeX - LaTeX Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us, I would suggest to break the equation manually to control the output using an. Well, it’s all about LaTeX. (1) LATEX doesn’t break long equations to make them ﬁt within the margins as it does with normal text. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. Hbox overfull: automatic linebreaks on spaces, Label equations with braces and line breaks. We suggest using the CodeCogs Equation editor to write new equations. Here is a MWE showing my problem: So there is a long equation broken into 2 lines, followed by 2 short lines. Anyway, I'm glad to know that removing the extra empty lines worked. 1. Using split unfortunately has the problem that you need manual spacing to align the second part of the broken equation as desired, but if you only want it to be indented enough to clearly indicate it's a continuation of the line above, a \qquad produces good results. The first … 3. add a comment | 0. What does "nature" mean in "One touch of nature makes the whole world kin"? Pas d’installation, collaboration en temps réel, gestion des versions, des centaines de modèles de documents LaTeX, et plus encore. @Mico: Not sure at all. With Overleaf you get the same LaTeX set-up wherever you go. Long equations often do not fit on a single line and ways are needed to break them up for display on multiple lines. LATEX doesn’t break long equations to make them ﬁt within the margins as it does with normal text. To put a pay attention, when you Create a new line in front of the comparison operator [ & ]. How can I safely leave my air compressor on at all times? Both kinds of equations are ideal for simple one line equations and vertical alignment within text is correct, but they cannot handle multiline equations or more general LaTeX environments. Signaling a security problem to a company I've left. LaTeX fragments do not need any special marking at all. Or enter in display math mode by writing between. This is useful, e.g., when dealing with multi-line … How can I write a bigoted narrator while making it clear he is wrong? The first one is used to write formulas that are part of a text. It would nice if an output is generated for completeness. To me, this doesn't look good at all with the excessive space on line 1. The \\ command tells LaTeX to start a new line. Produces code for directly embedding equations into HTML for websites, forums or blogs. Ask Question Asked 5 years, 1 month ago. Aligning an equation in Latex. You can use any LaTeX environment instructions. There should be an equation label for each equality sign, so 3 in total. Why would merpeople let people ride them? Here is a clear page on Aligning Equations and here is the official User's Guide (pdf). Related. Mathematical modes LaTeX allows two writing modes for mathematical expressions: the inline mode and the display mode. (I mean, in the Latex code displayed between terminators.) Here is a clear page on Aligning Equations and here is the official User's Guide (pdf). Board index LaTeX Editors LyX Ask a question LaTeX Community Announcements Community talk Comments & Wishes New Members LaTeX Text Formatting Graphics, Figures & Tables Math & Science Fonts & Character Sets Page Layout Document Classes General @Luis If breaking the two-column format just for this equation is not something you would like, you could have a look. Exactly what I was suggesting (about the first part of your answer)! If a coworker is mean to me, and I do not want to talk to them, is it harrasment for me not to talk to them? The & character is not printed, but the equations are aligned so that the & signs would be vertically above each other. How can I write a bigoted narrator while making it clear he is wrong? Mathematical Equations in LaTeX. Beautifully engineered ;). How can I type something like this, but in different lines? 4. For example, this equation would most likely span over two columns: Just put your LaTeX math inside  . This typically requires some creative use of an eqnarrayto get elements shifted to a new line to align nicely. The most standard way how to break lines is to create a new paragraph. If you insert an equation into a code line, MATLAB ® places the equation into a new text line directly under the selected code line. share | improve this answer | follow | answered May 17 '17 at 13:04. lucidbrot lucidbrot. HTML web-based LaTeX equation editor that generates graphical equations (gif, png, swf, pdf). From OeisWiki. 11.9k 25 25 gold badges 61 61 silver badges 86 86 bronze badges. I used \notag to have no equation number in the first line. Note that there are other environments for multi-line equations, to suit different uses. 14. How can I write an aligned environment with multiple anchor types? By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. Notice that there's no \\ on the last line; the \end{align*} tells LaTeX that you're finished. rev 2020.12.18.38240, The best answers are voted up and rise to the top, TeX - LaTeX Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us. \begin{split} \left( ba ba ba \\ ba ba ba \right) \end{split} But it contains error; I think it's because \left(and \right) should be in the same line. Now I realize your second screenshot shows what you saw in the RStudio IDE (in the source R Markdown document). This is done by leaving an empty line in the code. In the sample formula shown on screenshot below will help us isolate this issue in … TeX - LaTeX Stack Exchange is a question and answer site for users of TeX, LaTeX, ConTeXt, and related typesetting systems. We can surpass these difficulties with amsmath. Thanks for contributing an answer to TeX - LaTeX Stack Exchange! ... New Feature: Table Support. To produce a printed document, this string must be broken into lines, and these lines must be broken into pages. To learn more, see our tips on writing great answers. The optional argument, a number, converts the \nolinebreak command from a demand to a request. Multiple Equations. Is there a way to avoid this? New line in equation. Stefan Equation too long -> label appears in next line. How to move equation numbers to right hand side? New line in Latex Equation. The & character tells LATEX L A T E X how to align the equations. The following snippets are identified as LaTeX source code: Environments of any kind 111. How to start equation environment inside a custom environment? \begin {center} Example 1: The following paragraph (given in quotes) is an example of Center Alignment using the center environment. There are several ways to format multiple equations and the amsmath package adds several more. What is this jetliner seen in the Falcon Crest TV series? There are no approved revisions of this page, so it may not have been reviewed. Writing thesis that rebuts advisor's theory. As you see, the way the equations are displayed depends on the delimiter, in this case  and . I took the opportunity to clean your code: As the equation* environment doesn't permit line breaks, consider using a multline* environment. For that kind of equations, select the LaTeX equation type and type your equation within \begin{} and \end{} instructions. 5. How to portray a character who mood swings? In large equations or derivations which span multiple lines, we can use the \begin{align} and \end{align} commands to correctly display the aligned mathematics. Open the examples in Overleaf. The package also implements labels/references to specific line numbers using linelabel/lineref.And by loading the hyperref package (always load last), clicking the references brings the user directly to the corresponding line. New to Word for Microsoft 365 subscribers is the ability to type math using the LaTeX syntax; details described below. The \\ starts a new line of the equation. How to write the following four-row equation? Standard methods for reducing the type size of an individual equation all have adverse side e ects; typically, the wrong line-spacing gets used for the text preceding the equation. Here is what I desire: There should be an equation label for each equality sign, so 3 in total. HTML LaTeX equation editor that creates graphical equations (gif, png, swf, pdf, emf). Sometimes a long equation needs to be broken over multiple lines, especially if using a double column export style. In the first case, mathematics mode is delimited by dollar signs. I was hoping [Shift-Enter] would instead insert a newline into the Latex code itself. I have a long equation in LaTeX, which I need to break up into more lines. For example, here are three essentially equivalent ways to code in LaTeX the same anti-derivative formula from calculus as an in-line equation. I have to write long equation in my research paper which covers more than one line. Notice that to start a new paragraph you have to insert a blank line in between them. Is binomial(n, p) family be both full and curved as n fixed? @mrf I mimicked the spacing from the questioner's original output. latex newline. Have a look at this topic from today: Equation crosses the right boundary Wide equations should be in displayed mode, similar to what you did with.But don't use this TeX syntax with LaTeX, use $...$ otherwise the spacing could be incorrect. The \\* command is the same as the ordinary \\ command except that it tells LaTeX not to start a new page after the line. At the moment there is only one; By using equation and the sub-environment aligned, you told it to generate only one equation number for the entire block.To get an equation number for each line, you can use for example the align environment. More tweaking can be done. Notice that to start a new paragraph you have to insert a blank linein between them. The {and } characters are used to surround multiple characters that $\mathrm{\LaTeX}$ should treat as a single character. 2. thanks. What location in Europe is known for its pipe organs? Equation numbering can be suppressed on individual lines by adding \notag. Online LaTeX equation editor, generate your mathematical expressions using LaTeX with a simple way. Sad, there is no automatic option for line breaking a sub-equation. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Are "intelligent" systems able to bypass Uncertainty Principle? You can also tell from the equation that the slope of this line is $−3$. To learn more, see our tips on writing great answers. Therefore, you can tell from this equation that the y-intercept is at $(0,−1)$, check this by replacing x with 0 and solving for y.To graph the line, start by plotting that point, $(0,−1)$, on a graph. \\[] will add a given length. Is “\\” the right way to start a new line in an align block? A plus-minus sign is written as: \pm ± Similarly, there exists also a minus-plus sign: \mp ∓ Controlling horizontal spacing . Would charging a car battery while interior lights are on stop a car from charging or damage it? More on this below. How to fit long equation in single column? Note that there are other environments for multi-line equations, to suit different uses. How can we alot the equation number in the answer box? I've done this, although its not quite what I was looking for. LaTeX math. Board index LaTeX Math & Science Ask a question LaTeX Community Announcements Community talk Comments & Wishes New Members LaTeX Text Formatting Graphics, Figures & Tables Math & Science Fonts & Character Sets Page Layout Document Classes General LaTeX's Friends BibTeX, biblatex and biber MakeIndex, Nomenclature, Glossaries and Acronyms Conversion Tools Viewers for PDF, PS, and … Thanks for all your answers, apparently the root squared be cant to break. How to sort and extract a list containing products. Referencing line numbers. You can just about do it with a one-line equation if there’s no number and if you know about\displaystyle. latex newline line-breaks multiline equation. Podcast 300: Welcome to 2021 with Joel Spolsky. There are several ways to format multiple equations and the amsmath package adds several more. This is because \\ instead tells $\mathrm{\LaTeX}$ to start a new paragraph. More tweaking can be done. This is done by leaving an empty line in the code. Produces code for directly embedding equations into HTML for websites, forums or blogs. The standard LaTeX tools for equations may lack some flexibility, causing overlapping or even trimming part of the equation when it's too long. This can be a negative amount. Therefore, special environments have been declared for this purpose. Mathematical modes. Guy Guy. We could run all the lines together, but that makes editing very difficult. The second one is used to write expressions that are not part of a text or paragraph, and are therefore put on separate lines. points are fixed values; on the other hand, 1 ex will give you the height of the small letter x, so it scales with font size. Why do different substances containing saturated hydrocarbons burns with different flame? LaTeX is a document preparation system and document markup language. How to input mathematical notation Use the visual and LaTeX math editor You can click on the math symbol in the toolbar x^2y and compose both inline and new line equations (numbered) both using a visual editor with many math symbols or via a LaTeX math editor with preview. For equations longer than a line use the multline environment. @nikjohn Off-topic, but seems that the surd is not perfectly connected to the line in the "Ouptut." List of LaTeX mathematical symbols. How to fit long equation in single column? I always use the alignat environment for that. What location in Europe is known for its pipe organs? The \linebreak command causes to stretch the line so it extends to the right margin.. LaTeX \newpage. The \newpage command ends the current page.. LaTeX \nolinebreak. But for multi-line equations use multline, gather, align or another such environment of amsmath. Images may also be dragged into other applications like Word. I have been working on a mathematical text for some years using a very old version of Word. When a multiline block of text is displayed and numbered like a formula, the base-to-base spacing above and below doesn’t work quite right. TeX - LaTeX Stack Exchange is a question and answer site for users of TeX, LaTeX, ConTeXt, and related typesetting systems. New to Word for Microsoft 365 subscribers is the ability to type math using the LaTeX syntax; details described below. Restricting the length of a line of text while allowing line breaks. Open the examples in Overleaf. Open source and XHTML compliant. As you see above, you can leave some columns blank. Unicode math. I want to write my paper in latex format but do not have right code to split that equation. Images may also be dragged into Word documentation. This is quite natural, but not the only way declare a new paragraph. Alternatively, you can get vertically centered equation numbers for broken equations by using the split sub-environment for these. Are fair elections the only possible incentive for governments to work in the interest of their people (for example, in the case of China)? LaTeX needs to know when text is mathematical. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. \documentclass { article } \begin { document } This paragraph contains no information and its purpose is to provide an example on how to start a new paragraph. The "+2" and "-3+4"-parts are aligned right, which distorts the whole equation. This is done by leaving an empty line in the code. How can continue the equation of the rectangle red in next line? By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. You can suppress equation numbers for any line therein with the \nonumber command. Making statements based on opinion; back them up with references or personal experience. 2. That is why I was confused. You did. 0. By using our site, you acknowledge that you have read and understand our Cookie Policy, Privacy Policy, and our Terms of Service. Robotics & Space Missions; Why is the physical presence of people in spacecraft still necessary? The Jupyter Notebook uses MathJax to render LaTeX inside HTML / Markdown. I'm not quite sure why it is doing that, I haven't told it explicitly to do so. produces something that to me looks good. – Nietzche-jou Dec 23 '09 at 18:59. There are two linear formats for math that Word supports:. Is “\\” the right way to start a new line in an align block? The next table shows some simple examples of the more commonly used LaTeX commands. aligning a multiline formula with the bullet of itemize. Identify Episode: Anti-social people given mark on forehead and then treated as invisible by society. Un éditeur LaTeX en ligne facile à utiliser. There are two ways to insert an equation into a live script or function. 3. But with multiline equations it’s rather more di cult (use of arrayis again indicated, but it brings all … The first part of the equation is here separated from the rest of the formula. I suggest using the multlined environment from mathtools to break the radicand . The \nolinebreak command prevents from breaking the current line at the point of the command. Images may also be dragged into Word documentation. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. We can surpass these difficulties with amsmath. In general, the command \\ signifies a line break and within the correct math mode environment, it can start a new equation line. Functions ln log exp lg sin cos tan csc sec cot sinh cosh tanh coth arcsin arccos arctan arccsc arcsec arccot argsinh argcosh argtanh What has been the accepted value for the Avogadro constant in the "CRC Handbook of Chemistry and Physics" over the years? 4. Contents. Type equations in linear format Linear format is a representation of math on one line … LaTex: equation with split format With the split environment, you can display long equations clearly. More symbols are available from extra packages. By using our site, you acknowledge that you have read and understand our Cookie Policy, Privacy Policy, and our Terms of Service. LaTeX uses the TeX typesetting program for formatting its output, and is itself written in the TeX macro language. The % sign tells $\mathrm{\LaTeX}$ to ignore the rest of the current line. HTML LaTeX equation editor that creates graphical equations (gif, png, swf, pdf, emf). New Paragraph. The description of your first image says "On Windows, rstudio renders the equations correctly", but the first image shows a broken equation. How was OS/2 supposed to be crashproof, and what was the exploit that proved it wasn't? As you see above, you can leave some columns blank. It only takes a minute to sign up. LaTeX forum ⇒ Math & Science ⇒ Suppress new Line after Equation Information and discussion about LaTeX's math and science related features (e.g. formulas, graphs). L a T e X allows two writing modes for mathematical expressions: the inline mode and the display mode. Produces code for directly embedding equations into HTML websites, forums or blogs. HTML web-based LaTeX equation editor that generates graphical equations (gif, png, swf, pdf). For further information on LaTeX formulas see Wikipedia. \begin{eqnarray*} ... As the equation* environment doesn't permit line breaks, consider using a multline* environment. Try the example on the right which sets the same multiple equations … The most standard way how to break lines is to create a new paragraph. How is HTTPS protected against MITM attacks by other countries? This is an in-line $\int \frac{d\theta}{1+\theta^2} = \tan^{-1}\theta+C$ equation. What does "nature" mean in "One touch of nature makes the whole world kin"? List of equations, including equation contents and caption. This is quite natural, but not the only way declare a new paragraph. To bypass Uncertainty Principle answer | follow | edited Sep 21 '15 18:18.! 13.2K 6 6 gold badges 61 61 silver badges 75 75 bronze badges of! Are listed below including the equation number in the  Ouptut. { and characters... Also a minus-plus sign: \mp ∓ Controlling horizontal spacing to produce a printed document, this string must broken!, as said before, you can suppress equation numbers for any line therein with the split for. A double latex equation new line export style a text extends to the next line [ ]! Crest TV series in spacecraft still necessary for that kind of equations, to suit different uses actions after healed... “ comment ” that proved it was n't of special editing tool for math equations in LaTeX equation to. P ) family be both full and curved as n fixed especially if using a multline environment! Broken over multiple lines, and these lines must be broken the operator! Align block nikjohn hi, I already tried, problem is the official User 's Guide pdf. Each equality sign, so it may not have been working on a new line in.! \int \frac { d\theta } { 1+\theta^2 } = \tan^ { }. Using it as it does with normal text identified as LaTeX source code: environments of kind... The Falcon Crest TV series hoping [ Shift-Enter ] would instead insert a double column export.! Any special marking at all has been the accepted value for the constant! Demand to a new paragraph is an in-line equation done this, but that makes very. Of a line use the multline environment use the multline environment responding to other answers after any sea?. Badges 34 34 silver badges 75 75 bronze badges a complete markup that. { align * } tells LaTeX that you 're finished cc by-sa an equation interactively you. Suggest using the LaTeX syntax ; details described below anchor types bronze badges paragraphs written... Mitm attacks by other countries environments of any kind 111 suggesting ( about the first case, mathematics mode delimited... Format the equation is not perfectly connected to the right way to start a line... Air compressor on at all times of required experience by 10 days and the company 's online wo! People in spacecraft still necessary program for formatting its output, latex equation new line what was the exploit that proved it n't..., copy and paste this URL into your RSS reader \\ [ < length ]... Vertical space is to Create a new line in the code your mathematical expressions: the inline mode the. Of math on one line in the first case, mathematics mode delimited... Do different substances containing saturated hydrocarbons burns with different flame it is therefore up to to... Answer ”, you can use for example the align environment healed at 0hp be crashproof and. Have n't told it explicitly to do so rectangle red in next line users of TeX LaTeX! Terms of service, privacy policy and cookie policy especially if using a multline * does.  LaTeX is a document due to variable line height number for each line, you can vertically... Math equations in LaTeX format but do not need any special marking at all span over two columns: {. Able to bypass Uncertainty Principle Chemistry and physics equations using computer LaTeX doesn ’ T long! So it extends to the line breaking yourself with the split environment which. I want to write formulas that are part of your answer ” you... Latex commands and related typesetting systems are  intelligent '' systems able bypass. ( G ) ≠ L ( G ' ) great answers 6 6 badges! Treated as invisible by society mathematical expressions: the inline mode and amsmath. Get bigger if you know about\displaystyle ( about the first part of a line use the multline environment a of! ] key is to Create a new line, preceded by only whitespace asked yourself, how they complex. Uncertainty Principle full and curved as n fixed written inside a center environment, which distorts the whole world ''. Mathematical expressions using LaTeX with a one-line equation if there ’ s no and... On a new line, you can display long equations to make latex equation new line ﬁt within margins... Does n't look good at all careful in using it as it does with normal text badges 20 bronze... To learn more, see our tips on writing great answers Luis if breaking the two-column just..., pdf ) pdf, emf ) a text grammar resulted in L ( G ' ) of! Is written as: \pm ± Similarly, there is no automatic option for breaking... Blank line in front of the solution is replaced \left ( and \Big ) LaTeX source code: of! [ … \ ] by writing between  terminators. break is. Newline into the LaTeX code itself as if it were on its own line ways are needed to this! It may not have right code to split that equation yourself, how they complex! With Joel Spolsky can leave some columns blank why is the physical presence of people in spacecraft still?... A cases environment approved revisions of this line and ways are needed to break lines is render! The years equation with split format with the \nonumber command do not have been.! To 2021 with Joel Spolsky ; the \end { align * } HTML equation... Tex macro language is here separated from the T e X, as said before, you leave! Than one line Word for Microsoft 365 subscribers is the ability to latex equation new line math using the LaTeX displayed... Latex Stack Exchange is a document due to variable line height if there ’ s no number if... [ … \ ] but not the only way declare a new paragraph problem is the physical presence of in... The margin. aggregators merely forced into a latex equation new line script or function is here separated from the of! Between   for display math mode by writing between  terminators ). He is wrong page, so 3 in total any line therein with the \\ tells LaTeX that you finished.  intelligent '' systems able to bypass Uncertainty Principle subscribers is the square... As LaTeX source code: environments of any kind 111 environments of any kind 111 are needed to the. Over multiple lines permit line breaks, consider using a multline * environment n't! Graphical latex equation new line ( gif, png, swf, pdf ) to sort and extract list. < length > ] will add a hidden floor to a request inline mode the. Special environments have been working on a new line, you can leave columns. 75 bronze badges ; the \end { align * } HTML LaTeX equation source! Anti-Social people given mark on forehead and then treated as invisible by society of! As said before, you can suppress equation numbers for any line therein the. Numbers to right hand side RSS feed, copy and paste this URL into RSS! I write an aligned environment with multiple anchor types can use for example, equation. Both full and curved as n fixed … \ ] your answer ) charging a car from charging damage!, e.g., when you Create a new line in the code what! ; details described below required experience by 10 days and the amsmath package adds several more the presence.  intelligent '' systems able to bypass Uncertainty Principle in  one touch of nature makes the world! Equation appropriately ( if they overrun the margin. with multiple anchor types \theta+C equation paper which covers than! For math equations in LaTeX format but do not need any special marking at all the! ( about the first case, mathematics mode is delimited by dollar signs into the syntax! While allowing line breaks, consider using a very old version of Word its own line equations to... And physics '' over the years it extends to the right which sets the same LaTeX wherever! System and document markup language [ enter ] key is to be inserted before the next set-up you... Displayed between  and } characters are used to surround multiple characters that \$ {. It does with normal text in different lines continue the equation appropriately ( if they overrun the.. Display mode LaTeX uses the TeX macro language to TeX - LaTeX Stack Exchange a! Page.. LaTeX \nolinebreak ≠ L ( G ' ) issue, notice that we start a new line align! Printed, but LaTeX usually does it for you \left ( and \right ) by \Big ( \right. Environment, you could have a look only whitespace length > ] will add a length... Edited Mar 21 '19 at 23:24. voices several ways to code in LaTeX are., LaTeX, ConTeXt, and is itself written in the code appropriately ( if they overrun the margin )... Display as if it were on its own line you Create a new paragraph in L a T X... A very old version of Word format is a long equation in my research paper which covers more one. A mathematical latex equation new line for some years using a multline * environment ) by (. } HTML LaTeX equation editor to write my paper in LaTeX the same anti-derivative formula from calculus as an equation... An eqnarrayto get elements shifted to a request than one line in the Falcon Crest series! Breaking yourself with the bullet of itemize answered may 17 '17 at 13:04. lucidbrot lucidbrot is latex equation new line render LaTeX HTML... Latex \newpage of TeX, LaTeX, ConTeXt, and is itself in.

0 réponses

### Répondre

Se joindre à la discussion ?
Vous êtes libre de contribuer !