2
votes
1answer
100 views

“greater than” and “less than” not showing up in compiled document

I try to write a inline formula including a greater than sign: $A < B$ If I use the above formula in an empty document it works fine, but in my full document it will just not show up. But I can ...
1
vote
1answer
80 views

Typeset index upright automatically

As discussed for example here: Should subscripts in math mode be upright? subscripts should usually be typeset upright. Is there a possibility to this automatically e.g. inserting something to the ...
4
votes
2answers
142 views

LyX analogue for LaTeX \everymath{\displaystyle}: inline math with the style of equations

Is there a way to achieve in LyX what one can achieve using \everymath{\displaystyle} in LaTeX, that is to force all inline math to look the same as math in equations (large integral signs, full-size ...
3
votes
1answer
139 views

How to make the equations at the center

(I'm using LyX). When I'm writing multiline equations, with \aligned the align of the equations is right, how can I make it to be center? For example: Here how it looks when I writing at math ...
1
vote
1answer
137 views

How to make a shortcut for \mathbb font in LyX?

I want to make a shortcut for the \mathbb font (or other fonts) in LyX. How can I do it?
0
votes
1answer
251 views

Hebrew letters in a math equation

I'm using the Lyx editor. Is it possible, in general, to mix Hebrew characters in a math formula ("math-mode" in Lyx)? When trying to compile a Lyx file with Hebrew in a math formula I get this kind ...
4
votes
1answer
71 views

Copying from StackExchange text to LyX

I want to copy some text from MathOverflow, that contains mathematical formulas, to LyX. Currently the text looks like this: So, we have $2r = 2rr+rl$ and $2l = 2ll+rl$. How can I automatically ...
1
vote
0answers
71 views

Lyx - editing the latex-code inside a math box or stop automatic converting in it [duplicate]

Ctrl+M creates a math box. I type something like \cdot and it is converted to natural symbols. How can I edit the Latex-code without copying+inserting it to somewhere out of the math box. Deleting and ...
4
votes
1answer
71 views

How to make a shortcut for a \displaystyle?

I want to make a shortcut at LyX that if I press it I'll get what the \displaystyle does (in math mode). e.g.: If I'll press Ctrl+I I'll get an integral... Is there a way to do this?
5
votes
2answers
457 views

Typeset a system of equations in LyX

I want to create an system of equation in LyX, like this: Can anyone help me?
1
vote
1answer
233 views

Reset equation line numbers in Lyx

In Lyx, how can I reset the line numbers between display-style equations? For example, if I have the following setup: Some text Line of display-style equation Another line of display-style ...
7
votes
2answers
353 views

Modify locally the “array” environment for Equation Systems

When I started to use LyX 2.0.6 I noticed that when an Equation System is needed, there are two options available to typeset it: using the appropriate command on the Math Line cases, or ...
6
votes
1answer
153 views

Parentheses changing size depending on what's in them?

Very simple problem, but very confusing. When I type \left( \frac{\partial f}{\partial x } \right)^2 I get smaller parentheses but when I type the same thing but with y instead of x, i.e. \left( ...
2
votes
1answer
94 views

Including bigcupdot in Lyx

I need to use \bigcupdot which according to this link is available in mnsymbol. I downloaded the package through MikTeX Package Manager. When I open a document in Lyx, I went to Lyx Preamble and ...
9
votes
2answers
2k views

A short hyphen in a math formula

In a LyX math formula, I want to write something like "r-number". However, the usual dash looks too long (like a minus sign). I am looking for a short, possibly upper hyphen. I couldn't find it in the ...
3
votes
0answers
160 views

math/logic character \exists renders OK in editor, but faults when compiling [closed]

The fault message below: lyx could not find command for character "$\exists$" (code point 0*2203) This character renders OK in lyx editor, I pick it from lyx math miscellaneous, it's the first ...
6
votes
3answers
156 views

Converting multiple table cells to math mode Lyx

I am importing a .CSV file to LyX to make a table. This procedure works nicely, but numbers in the cells of the table are interpreted as normal text. I can select an individual cell press cmd+m and ...
3
votes
2answers
439 views

Can I make LyX automatically use 'smart' parentheses [\left( \right)] in math mode?

When I type in math mode I always prefer to use the parentheses using \left and \right. Currently, I go into math mode and then press the button on the ribbon that appears in this mode and creates ...
8
votes
1answer
205 views

Change the size of only a part/subset of a single equation

For example, I'd like to do: $Q^{r<1}$ but with the r<1 having a much smaller font size than the Q. Of course r<1 will naturally have a smaller size since it is a superscript, but I want ...
4
votes
1answer
254 views

Bad math font quality in PDF

I have a problem with bad font quality that only affects "math" environments. I am writing a document with lyx 2.0.2 (OS: Ubuntu). The chosen class is "report". Since the normally used fonts were ...
6
votes
2answers
299 views

LyX & LaTeX formulas

When I open a new project in LyX, i cannot pass LaTeX functions inside my text. e.g. \sqrt A or \frac{A}b etc. As i know and i have seen in many video presentations when the user insert a LaTeX ...
2
votes
2answers
669 views

Multiline formula with each column left-aligned

I am using LyX and I want a multiline and multicolumn display formula with each column aligned to the left. But when I add a formula and add columns, some are aligned to the right and some are ...
9
votes
3answers
312 views

Print/Output only Equations/Math Formulas of a Given LaTeX or LyX Document

I have a LyX document filled with text and equations like in a scientific paper. To focus only on the math sometimes it can be really useful to only print/output the formulas and not the text around ...
3
votes
1answer
376 views

Math font in beamer class in LyX

How do I get LMR or CMR math font in beamer class in LyX? In the document settings when I change the font only the text is affected and not the equations.
2
votes
2answers
188 views

How to typeset multi-letter identifiers that contain letters with diacritic marks inside math environment?

This is edit. See original question below. In math mode I would like to use identifiers that contain of whole word. That word is not in English and does contain letters with diacritic marks. Example ...
38
votes
6answers
3k views

Writing readable LaTeX

Lets say I have the following LaTeX code \subsection{Convex sets} A set \( \mathcal{S} \) in \( \mathbb{R}^n \) is said to be convex if \[ \mathbf{x}_1, \mathbf{x}_2 \in \mathcal{S} \implies \lambda ...
1
vote
1answer
178 views

How to define LyX to switch from Hebrew to English automatically when I pass to Math mode?

I am working in Hebrew in LyX and I want it to switch to English automatically when I pass to Math mode. Is it possible?
1
vote
1answer
348 views

Making an edit to an inline equation that went off of the screen

I'm using LyX, and I want to make an edit to an equation. Since the inline equation is really long, it continues off of the screen. I'm literally in the dark when I try to edit my work since I ...
1
vote
2answers
488 views

Inserting evil red code in LyX in mathmode

How can I put code inside a math environment in LyX. For example, I want to insert a matrix, that is created via the \tikzpicture command, like in the first answer from here. But if I just copy the ...
2
votes
1answer
502 views

Inline mathmode goes out the page margin in LyX

I'm using LyX for my document writing. Some of my inline mathmode formulas go out the page margin (see attached fig). I wonder how can I force these formulas to stay inside the page margin. Thanks in ...
4
votes
2answers
3k views

How to write a vertical vector in LaTeX for LyX

I can't work out how to write a vertical (two dimensional) vector, with brackets spanning two lines. Do you know how to write it for LyX?
6
votes
2answers
943 views

In LyX, is there a way to toggle the display of TeX code in math expressions?

Is there a way to toggle the display of math expressions in LyX between the default, which makes an attempt at replacing TeX code with easy to read symbols (but is short of actual rendering), and the ...
19
votes
4answers
18k views

Math symbol question: Vertical bar for ''evaluated at …''

How do I insert the line "|" after the equation in LaTeX (see image below)? I'm using LyX so if you can point me to the symbol of that line is also OK. I don't know if this line has a proper name ...
2
votes
1answer
1k views

Format intersection of groups with index below intersection symbol

I'm writing in LyX and would like to format the intersection of groups such that the index appears directly below a large U. Currently I do the following which produces a relatively small U with the ...
1
vote
2answers
2k views

Can you put two matrices in display mode side by side in LyX?

I have two matrices, and I want to render them side by side with appropriate space in between in display mode. How should it be implemented in LyX?
3
votes
1answer
1k views

LyX AMS align environment justification/ horizontal alignment

I'd like to know how to justify individual columns in the AMS align environment. In the matrix environment, the Table toolbar buttons are active, but not inside the AMS align environment.