Questions tagged [subequations]

The {subequations} environment provided by the amsmath package alters the numbering of equations within it to occur in a sequence such as (1a), (1b), .... This tag is not about general embedding of equations within other equations.

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2
votes
1answer
90 views

Background color for different terms in equation

How to put a different background color for different terms in one single equation. Below is the example I tried. I need boxed term in the equation to have a background of green, the second term with ...
1
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0answers
23 views

Grid of equations in aligned environment, each with own references

I would like to achieve something like the example shown in the picture below. I already have a solution; however, it seems to involve creating a lot of minipages and subequation environments, plus ...
0
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0answers
22 views

How to make symbol to be larger?

I have an equation, but I want to make a particular symbol inside the math equation be larger. For instance: $$f(x) = \large{X} * y^2$$. I want to make X to be super large. Any thought?
2
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3answers
91 views

Equation sublabel continuation

This is a followup to this. Code: \documentclass[12pt]{beamer} \usepackage{amsmath} \usepackage{pgfpages} \pgfpagesuselayout{resize to}[a4paper,landscape] %\pgfpagesuselayout{2 on 1}[a4paper] %\...
0
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1answer
77 views

What is the subequations counter named?

If I want to change the equation numbering I can use \addtocounter{equation}{n}. How do I change the subequation numbering? E.g. if I want to label a subequation by 1.7?
1
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1answer
28 views

Subequations with individual references in same line nicely spaced (without minipages?)

In my overall document, I have many subequations like: \documentclass[a4paper]{report} \usepackage{mleftright} \usepackage{amsmath} \usepackage{mathtools} \begin{document} These two operators, ...
1
vote
1answer
19 views

Nested subequations mess up equations counter

This working example: \documentclass[a4paper]{report} \usepackage{mleftright} \usepackage{braket} \usepackage{amsmath} \usepackage{amssymb} \usepackage{mathrsfs} \newcommand{\diff}{\mathop{}\!\...
1
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1answer
28 views

Combination of subequations and align environments leaves a lot of white space (sometimes)

The fragment of my document: \documentclass[a4paper, 12pt] \usepackage{fancyhdr} \fancyhf{} \renewcommand\headrulewidth{0.5pt} \renewcommand\footrulewidth{0.5pt} \pagestyle{fancy} \...
3
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3answers
81 views

Separate subequations over two lines each

My working example is: \documentclass[a4paper, 12pt]{scrreprt} \usepackage{amsmath} \usepackage{braket} \usepackage{mleftright} \begin{document} \begin{subequations} \label{ComputationInnProd} ...
1
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1answer
36 views

Numbering equations inside left brace

Please, How can I write three numbering equations with left brace. Usually I use "\numcases" but with a specific springer template this gives a different color text and different numbering position. ...
1
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3answers
31 views

Side to side subequations with minipages, but no textwidth setting gives satisfactory result

\documentclass[a4paper, 12pt,twoside=on, listof=totoc, bibliography=totoc,]{scrreprt} \usepackage{stackengine} \usepackage{braket} \usepackage{mathrsfs} \usepackage{mathtools} \begin{document} Intro ...
2
votes
1answer
43 views

Using `empheq` Inside Math Environment

I have a system of equations, and I want to use an enumerated cases option -- hence I have been using empheq. But I want the cases part to use subequations. Let me give a MWE which should hopefully ...
1
vote
1answer
33 views

Subequations in one line (no individual references)

I use the following packages already: \usepackage{a4wide} \usepackage{fancyhdr} \usepackage{graphicx} \usepackage[english]{babel} \usepackage[utf8]{inputenc} \usepackage[T1]{fontenc} \usepackage{...
12
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4answers
4k views

Cleveref: Parentheses around references to subequations using \labelcref

Using the Cleveref package (v0.19) i have a problem with missing parentheses when referencing to subequations, using the \labelcref command. Here is a MWE: \documentclass{article} \usepackage{parskip}...
3
votes
2answers
121 views

Align right braces inside subequations

I am trying to align a set of equations using the right braces. A similar question is asked here Align multiple equations within right braces In my case, I would like to use also subequations to get ...
3
votes
2answers
128 views

How to obtain a 2D matrix of equations with automatic sub-equation suffixing of a), b) etc for the columns and automatic number increments per row?

I'd like to typeset 5 rows x 2 cols of equations. I'd like the equation number to be automatically incremented for the rows. For the columns, I'd like to automatically append a) and b) to the row's ...
5
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1answer
130 views

Formating Maxwell's Equations

Hey y'all I am trying to format Maxwell's equations like the image below but without the box. I also want to be able to reference the labels, thanks!
3
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2answers
102 views

How do you combine cases and sub equations?

My code is: \begin{numcases}{ P(X_1=x_1,...,X_K=x_)=} \frac{N!}{x_1!...x_k!}p_1^{x_1}p_2^{x_2}...p_k^{x_k},& \text{when} \sum_{i=1}^kx_i=N \label{multinomial} \\ 0 & \text{...
4
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1answer
2k views

Left and centre alignment when using subequation and align environments

I have {amsmath},{amssymb} packages. The code : \begin{subequations} \begin{align} u_0(x) = \frac{x} {y (x-b)^2 + z} , \qquad \qquad \qquad \qquad \\ u_1(x) = \frac{-2 (m + n + k)}{y (x-b)^2 + z} +...
0
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1answer
44 views

Modification of subequation numbering

I'm currently redefining numbering in mathematical environments but I'm encountering a problem with subbequations. I wish I had a numbering system like this: Eq. 1. (for normal equations) Eq. ...
4
votes
2answers
341 views

New numbering system

I'm coming to you because I'd like to know how to create a new command that would work exactly like \Alph or \roman. I would like to create a numbering system: semel, bis, ter, quater, . . . that I ...
2
votes
2answers
340 views

Numbering alignat within subequations

I have one main equation and a few initial/boundary conditions I want to display. The first should have label 3.3 only and the conditions ideally have labels 3.3a, 3.3b, etc. The first eq is also ...
1
vote
1answer
36 views

Commas in decimal SI math environment

I have the following equation: \begin{subequations} \label{eqn:decanterholdup} \begin{align} T & = 0.1\frac{\mu}{S_H - S_L} \\ & = 0.1 \frac{0.856551}{0.999492 - 0.88435} \nonumber\...
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0answers
34 views

Add caption to subequations over multiple pages

I need to add a caption to a align* that is split over two pages. So I did encapsulate the big align* in a to add a subequations unique label, but the only way to add a caption is to incapsulate ...
11
votes
1answer
11k views

Subequations with main equation number

I would like to have a set of equations, all under the same number, but with a "main" equation, and some other equations that follow being labelled with subnumbers, for example 1 = 1 (...
2
votes
1answer
43 views

Questions about latex formula numbering(counter)

I want get the formula number like the first picture but when I use the code: \begin{equation} \begin{aligned} \alpha_{i}^{2}&=\beta^{2}=1\\ \alpha_{i} \alpha_{j}&=-\alpha_{j} \alpha_{i}\\ \...
3
votes
1answer
88 views

Multi-expression display equation: and or comma? [closed]

Example: In display equations that contain two separate expressions in a single line, which we would normally read off verbally with an "and" conjunction, does it make sense to use a comma or an "and"...
4
votes
2answers
82 views

How can I group all these equations in just one group and write them without the error Missing $ inserted. …gy}

here is the equation I would like to write but it is not working as it should Here is what I have tried so far \begin{equation} \label{eq:3.2} & \[(EQE)= \frac{photons_{out}}{electrons_{...
0
votes
1answer
49 views

Modify numbering style of subequations

the following MWE produces a subequation numbering of 1a and 1b. However, I would like to have it displayed as 1A and 1B. I probably have to rename, \theequation, but so far I did not have any success ...
0
votes
1answer
33 views

I want to write a equation in the following manner, but there seem to be some error

code: \begin{equation} X_{n+1} = [aX_{n} + c] \quad \textrm{mod m} \end{equation} \begin{center} \textrm{m, the Modulus (m > 0),} \\ \textrm{a, the Multiplier (0 < a $\leq$ m),} \\ ...
1
vote
1answer
27 views

Alignment within align portion of subequations

I am trying to align equations within an align environment. Below is a MWE \documentclass{report} \usepackage{amsmath} \begin{document} \begin{subequations} \begin{align} 3 & : & A = ...
2
votes
2answers
82 views

How do I break a large number of subequations into two columns?

I have 9, 3x3 matricies that I want to have arranged into two columns so that they do not take up a large, narrow strip in the middle of the page. This is what I have so far: \begin{subequations} ...
7
votes
2answers
13k views

Typesetting an optimisation problem

I am quite new to LaTeX and want to typeset a optimisation problem. I found a very neat example at https://jcnts.wordpress.com/2009/11/11/formatting-optimization-problems-with-latex/: The only ...
1
vote
1answer
37 views

Alignment is off

so I am writing a set of equations down, and the thing is for whatever reason, the first 2 equations are not indented in, while the rest are indented onto the right. Is there something wrong with my ...
1
vote
2answers
86 views

How to increase the space between equations written in subequation environment?

I have written the attached optimization problem. But, as it can be seen that equations (1c)-(1j) are very close to one another. I want to add a small space between each equation. What is the neatest ...
2
votes
1answer
26 views

How to prevent subequation numbers from appearing on all slidews with \onslide?

I am trying to present two subequations on two slides with \onslide as given in the MWE. How do I prevent from showing '(1b)' on the Slide 2? I want it to be partly visible on Slide 1 and fully ...
3
votes
2answers
84 views

How to align a linear program equations that has subequation and equation tags

I am using subequations and equation tags so I can number the objective function with (1) and all others constraints with (1a) (1b) and so on. However, the problem is that when I use these tags I don'...
0
votes
2answers
70 views

how to write this this long equation?

\begin{align}\nonumber (A_{1}^{5}+A_{8}^2)\tt_{m}^{2}\k^{2}P_{m}^{5}-\left(2(A_{1}^{2}+A_{2}^2) (\Delta_{a}-\omega_{m}\chi^{2}C)\omega_{m}\chi^{2}-2J^{2}\omega_{m}\chi^{2} (\kappa_{a}A_{2}-\Delta_{d}...
2
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0answers
48 views

Curly bracket for subequation enviroment using the mtpro2 v. lite

Remembering the very nice answer given by the user @Mico, Curly braces using mtpro2[lite]: fix correct alignment, it has been used into an equation the enviroment \ccases{\begin{aligned}.....\end{...
0
votes
1answer
27 views

Reference inside sub equation to itself

Below is an example snippet of a proof in paper I am trying to reproduce. It seems. to be in a subequation environment, but it self references inside intertext. How can I either self reference this, ...
1
vote
1answer
41 views

Subnumber equations continuing after a line of text

Similar to this question (but not enough to be a duplicate), I am trying to have a theorem where there is a line of text in-between some of the equations, and I would like the subnumbering to continue ...
1
vote
1answer
84 views

Several attempts to improve the appearance in a subequation environment

I am trying in every way to find all the possibilities to best center the first equation in a subequations environment. I can't use the option alignat because the colored enumeration (here there is ...
1
vote
1answer
42 views

difficulty in numbering the equation properly when used in subequation along with split

Don't understand why there is some extra equation number which is coming in the last line of the equation \begin{subequations} \label{eq: non dimensional lagrangian} \begin{align} \...
2
votes
3answers
237 views

align multiple equations without amsmath package

I have to use iopart document class. One of major problems which I came across is aligning multiple equations. For example, for reach \begin{align} a & = b \label{eq1} \\ c & = d \label{...
2
votes
2answers
44 views

Appearance of subequations

When I do \documentclass[12pt]{article} \usepackage{amsmath} \begin{document}\setcounter{equation}{10} \begin{subequations} \begin{align} a = b,\\ a = c,\\ a = d,\\ a = e. \end{align} \end{...
2
votes
1answer
441 views

Multiple equations in one line with proper referencing

I am looking for a way to have several equations in the same line, and being able to reference them. I know this can be done for multiple rows with eqnarray, but I want it in one line. I have the ...
2
votes
3answers
127 views

Cannot split long subequations

I do not seem to be able to split two long sub-equations. I've tried multline, align, split and a few other possibilities but none of them have worked; I reckon a main issue is that I've got brackets ...
2
votes
1answer
49 views

Diagrams in subequations

I am trying to create diagrams like the ones in the photo below. I created the following: \documentclass[11pt]{beamer} \usepackage{pgfpages,amsmath,amssymb,mathtools,color, graphicx, amsfonts, braket}...
3
votes
2answers
242 views

subequations: Equation numbering does not start with no. 1

The user egreg has posted a nice approach on how to increase equation numbers within subequations. Minimum Working Example (MWE): \documentclass{article} \usepackage{amsmath} \usepackage{mathtools} ...
2
votes
2answers
92 views

subequations: How to continue numbering while considering scrbook numbering scheme?

The user daleif has posted a nice approach on how to increase equation numbers when using subequations. Minimum Working Example (MWE): \documentclass{scrbook} \usepackage{amsmath} \newcommand\...

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