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Questions tagged [integral]

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1
vote
1answer
33 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 ?
7
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
29 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
0answers
39 views

Standard inline integral symbol after using mathabx package

After using mathabx package the inline integral symbol is changed from the right leaning symbol to the left leaning (Russian style) int symbol. It seems that mathabx package overwites the standard ...
0
votes
2answers
116 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
89 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
580 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
189 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
44 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
49 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
92 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 ...
2
votes
1answer
81 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
99 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
54 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
94 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
359 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 ...
3
votes
2answers
434 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
120 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
553 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
136 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
94 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
176 views

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

How do we get the integral sign below?
4
votes
3answers
492 views

Plot complete Fermi-Dirac integral in Lualatex

I am trying to plot this function with lualatex
1
vote
0answers
52 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
243 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
300 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
362 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
217 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
251 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
98 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
106 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
332 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
3k 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
1k 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
210 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
75 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
201 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
881 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{...