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Questions tagged [integral]

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0
votes
1answer
62 views

how to write cluster integral with latex?

How can generate the following equations with latex?
5
votes
2answers
96 views

Square integral symbol

How can I write a square version of the integral sign? I'm looking for something that has the same height as a regular integral sign and looks like this: Note that this symbol is not found by ...
3
votes
2answers
34 views

Import txfonts integral

I was trying to import the integral symbol from txfonts. In txfonts.sty I was able to find only multiple integrals of any type but the simple single one. I am sure I am missing something, can someone ...
0
votes
1answer
64 views

Does Overleaf support \oiint?

Opening a default blank document in Overleaf, the \iint symbol resolves, but \oiint (closed double integral) does not. Here is my sample. I've tried adding a few \usepackage{} statements. Any ideas? \...
0
votes
1answer
80 views

Esint package - proper \oiint symbol (not bitmap) on MikTeX and Windows

When I want to print integral symbols such as \oiint using the esint package, the integral signs look ugly: MWE: \documentclass{article} \usepackage{amsmath} \usepackage{amsfonts} \usepackage{...
0
votes
0answers
26 views

Integral limits in frac command [duplicate]

I am trying to display the fraction of two integrals as follows: \begin{equation} E_{sym} = \frac{\iint\displaylimits_{A_{sym}}\sqrt{(u + u_r)^2 + (v + v_r)^2 + (w - w_r)^2}dA}{{\iint\displaylimits_{...
3
votes
3answers
212 views

Integral with fraction and square root produces wrong vertical alignment

This code produces an ankward vertical alignment which involves the integral symbol and the fraction with the square root at the denominator. Why? How can I fix this? \documentclass[a4paper]{article} ...
1
vote
1answer
46 views

Line integral with square arrowed path

I know esint package can type line integral with square paths: $\sqint$, but today I need a square arrowed line integral. Does anyone know how to do it ?
9
votes
4answers
2k views

What are the LaTeX codes for clockwise and counter-clockwise integrals (∱ and ⨑)?

If you do know, which package do I need to use? Thanks.
0
votes
1answer
38 views

How to kern kpfont integrals? [duplicate]

kpfont integrals have a lot of empty space both on the left and on the right ever with smashoperator: How do I kern the function "into" the integral and reduce the white space of the left document-...
0
votes
2answers
216 views

Using \raisebox and \displaylimits on an integral sign

As part of a larger project, I am trying to lower the superscript a of the following integral so that it touches the integral sign itself. Here is the code I am using: $$\int\displaylimits^{\mathrel{...
2
votes
2answers
141 views

how to put a semi circle on integral sign in mathmode?

I want to make a semicircle on integral sign like \ointclockwise for path integral. hope you can help.
6
votes
4answers
721 views

Triple integral in mathpazo

Using \iiint seems to work fine to generator a triple integral. However, it doesn't seem to work if I include \include{mathpazo} in the preamble. Any solutions for this? I am using the Palatino ...
3
votes
3answers
201 views

How to display fraction, integral in more height?

I have \documentclass[12pt,a4paper]{article} \usepackage[utf8]{inputenc} \usepackage{amsmath} \usepackage{amsfonts} \usepackage{amssymb} \begin{document} 1st period. Year 2011 Time: 3 hours \...
3
votes
1answer
47 views

How to `ignore' space demands in math mode

Sorry for the title, I couldn't come up with a better one. I need to typeset an integral like this. \int\limits_{f(x) < g(x)} \mathrm{d}x\,F(x) The point is that the condition for the domain of ...
1
vote
2answers
119 views

Measure spacing of \int

I would like to be able to measure the space taken up by an \int and have that length stored in a \newlength{}. It is not as easy as \settowidth{\@IntWidth}{\widthof{$\int$}} In the MWE below, I ...
4
votes
1answer
121 views

Graphing Areas of Integration [duplicate]

Is there a better way to plot a graph and shade a particular area? I've pieced what follows below from other answers, but when I try to extend the axes beyond the plot itself, the whole circle becomes ...
3
votes
1answer
114 views

Problem with the placement of limits of integration in stix2

There seems to be a problem in placement of limits in the stix2 package. The limits are placed too far from the integral sign. Here is a MWE. \documentclass{article} \usepackage{stix2} \begin{...
-2
votes
1answer
129 views

Fill integral exponent function [duplicate]

I want to fill integral limits by exponent function y=e^{x-1}; y=2-x, and Ox. Please everybody help]1
0
votes
1answer
56 views

How to balance the vertical positions of equations inside an `empheq` environment

To write grouped equations, I use the empheq package with some [left=...] option , which in general works as expected. However, when having a line with an integral sign, and I guess this may happen ...
0
votes
1answer
181 views

Greek letters not showing in Integral bounds [closed]

I am trying to write the definition of the Fourier Series in MikTex. However, on the Integral bounds the Greek letters to not show up. \theoremstyle{definition} \begin{definition}{} \label{...
5
votes
4answers
371 views

Rubber banding integrands around nested fractions

I've been stuck on this problem for a while and can't find anything similar that is able to help me. I am attempting to write an equation where there is an integral, with limits, of a fraction, where ...
5
votes
2answers
687 views

Integral sign not covering entire fraction

I have a case where I'm showing an integral of a fraction, but the integral sign doesn't stretch down to cover the entirety of the fraction: This results from the following MWE: \documentclass{...
1
vote
0answers
140 views

Using Symbol font for extended integrals in LaTeX

I wish to make my integral symbols in pdfLaTeX documents appear the same way as in the following example: The integral symbol comes from the Symbol font which is shipped with Microsoft products, and ...
7
votes
2answers
645 views

Awkward spacing for integral in exponent

I'm trying to put an integral in an exponent with the following LaTeX: \begin{align*} e^{G(t)} &= e^{\int{\frac{t}{1+t^2}dt}} \\ &= e^{\frac{1}{2}\ln(1+t^2)} \\ &= \sqrt{1 + t^...
-1
votes
1answer
187 views

Area between two curves

I need help writing a code to calculate the area between two curves -- there are two in which I need help with. I want to use either the tikzpicture or pgfplots package. As you can see, one is black ...
4
votes
1answer
107 views

How can I use two similar usepackages for many similar commands?

For example I want to use \iint from ams package and also mathabx package in one file together. Actually I want a command that neutralizes ams package effect and replace it with mathabx package ...
1
vote
1answer
298 views

How do we get the integral sign below? [duplicate]

How do we get the integral sign below?
9
votes
4answers
693 views

Plot complete Fermi-Dirac integral in Lualatex

I am trying to plot this function with lualatex
1
vote
0answers
57 views

Make the integral symbol bigger [duplicate]

How can I make the integral symbol bigger independent of the rest of equation? The symbol appears with the same size of a delimiter.
1
vote
0answers
294 views

Correct spacing in integrals

I'd like to know how you prefer to typeset integrals. As you see in the following minimal working example I've made the space between the integral symbol \int and the integrand a little bit smaller ...
1
vote
2answers
366 views

Compress integral symbol \int horizontally

As the title suggests, is there a way to adjust the width of the integral symbol by compressing it in the horizontal direction? Adjustbox only seems to allow me to adjust the height, and the width ...
7
votes
2answers
374 views

Macro for integrals, a problem with limits

For a while now I have tried to come up with a macro, that can properly format inegrals (the way I like). Aswell as giving it a few options that can be chosen e.g. \int and \oint. So far there is a ...
4
votes
1answer
287 views

Special double integral symbol - unable to find it in a4symbols list

I have been using $\fint$ and $\iint$ for average integral and double integral respectively. Is there a symbol which combines both, i.e $\iint$ with a horizontal line across as in $\fint$? I can't ...
3
votes
2answers
304 views

How to create your own integral sign with limits

Following on from this question, I'd like to be able to do this but with an integral sign. The proposed solution is the following: \newcommand{\opA}{\mathop{\vphantom{\sum}\mathchoice {\vcenter{\...
1
vote
3answers
108 views

How to represent an integral equation over a pulse duration of a circuit in latex?

I would like to represent the following integral equation using latex. The square pulse in the integral denotes a square pulse of a clock. Can anyone suggest me how I can use the square pulse here? ...
0
votes
1answer
118 views

Latex Beamer \shade

I have this code: \begin{frame} \pagestyle{empty} \frametitle{Tvorba grafu} \begin{tikzpicture}[scale=1.7] \shade[top color=blue,bottom color=gray] (0,0) parabola (1.25,2.5) |- (...
1
vote
1answer
402 views

Integral sign in LaTeX beamer

I am new to TeX Stackexchange and I do have a question. I hope that you can help me. I am working with a beamer presentation and I prepare my TikZ pictures in a separate document (article class). I ...
19
votes
4answers
4k views

What kind of integral is this?

can anyone tell me what kind of package or what to type for getting an integral like this on the image, where the \frac{happines}{time} is below death? All the integrals I can find will push the frac ...
3
votes
2answers
2k views

Integration brackets are not tall enough

Consider the following latex code: V = \int_0^2(4-x^2)dx = 4\int_0^2dx - \int_0^2x^2dx = 4\left[x\right]_0^2 - \left[\frac{x^3}{3}\right]_0^2 Notice how the first pair of brackets renderd by 4\left[...
7
votes
0answers
253 views

Integral limits placement with unicode-math

I'm struggling with integral limits placement when the unicode-math package is used (both under LuaLaTeX and XeTeX). The following example illustrates the issue: \documentclass[10pt]{article} \...
2
votes
0answers
104 views

Trapezoidal rule with pgfplots [duplicate]

I'm looking for a way to illustrate Trapezoidal rule. I've seen this code to illustrate Riemann sums (Riemann sum with pgfplots -- can't seem to make graph look right) but I don't see how to adapt ...
2
votes
0answers
235 views

Integral too big [closed]

Integral become too big. Code: \documentclass[10pt,a4paper]{article} \usepackage{cmap} \usepackage[T2A]{fontenc} \usepackage[utf8]{inputenc} \usepackage[russian,english]{babel} \...
5
votes
1answer
1k views

Riemann sum plot

I have a tikz-pgf-question. I'd like to draw an arbitrary Riemann sum for simple function to illustrate the definition of \int_{a}^{b} f(x) dx. My MWE is here \documentclass{article} \usepackage{...