Questions tagged [sqrt]
The sqrt tag has no usage guidance.
35
questions
5
votes
2answers
112 views
Underbrace under square root sign plain TeX
$$
\rlap{$\sqrt{\phantom{\displaystyle\pmatrix{A^{-1} b(x)\cr -1}^T
\pmatrix{A & b(x) \cr b(x)^T & \Phi(x,x)}
\pmatrix{A^{-1} b(x) \cr -1}}}$}
\mskip14mu
\...
1
vote
0answers
36 views
pgfplot/tikzpicture declare function error with sqrt(): missing number treated as zero
I am adapting the solution here to plot the slope field for a differential equation. The equation I would like to use is dy/dt = -sqrt(1-y^2). I can get it working for "simple" functions (...
12
votes
1answer
767 views
Why is there a space between the left parenthesis and the radical sign?
Minimal working example:
\documentclass{article}
\begin{document}
Default spacing: \((\sqrt 2)\)
Negative space after the left parenthesis: \((\!\sqrt 2)\)
\end{document}
To me, the default spacing ...
1
vote
3answers
291 views
index of a /sqrt is complex and produces error
I want to write in latex and an error occurs,
if you could help me please
\[
F=\left(\sqrt[\sqrt[\sqrt{7}]{7}]{\sqrt[7]{7}^{7^{\frac{\sqrt{7}}{7}}}}\right)^7
\]
1
vote
0answers
34 views
Defect in the square-root symbol in Stack Exchange [closed]
\sqrt{aaa} in Math Stack Exchange yields a square-root symbol with a small gap which is unwanted. The picture attached below will show it clearly.
But in overleaf \sqrt{aaa} gives a fine symbol ...
4
votes
1answer
73 views
Default sqrt index to scriptstyle instead of scriptscriptstyle
In my document, I am using a font and size which just makes scriptscriptstyle too small, and it looks weird to me:
If instead of \sqrt[3]{...} I write \sqrt[\scriptstyle 3]{...} it looks better:
And ...
2
votes
2answers
56 views
Tikz sqrt function not plotting sqrt(0)
I am trying to plot a function involving sqrt but I don't understand why it is not plotting until sqrt(0).
The blue curve should reach y=0 at x=8 but it stops before, which does not happen with the ...
2
votes
1answer
48 views
Decimal number and \sqrt radical height
I just saw a post on a french Facebook LaTeX group saying this:
When using the french decimal separator (comma), the space between the
number inside the radical is reduced.
The proposed MWE is (...
0
votes
0answers
52 views
Polygon division with a square root
I need to write a polygon division using polynom package, but my coefficients have square roots and the package gives me an error. Is it possible to make this division using polynom?
\documentclass{...
0
votes
0answers
85 views
Is there a command to show the “handmade” square root algorithm?
Is there a command to show the product of two integers or the square root of an integer? I know xlop package does similar for the division algorithm.
7
votes
3answers
218 views
\sqrt too long for one line [duplicate]
I have a very long SQRT() equation, that doesn't fit in a line. I couldn't simplify it, since it involves terms in addition. Is there an alternative way to represent a root as 'SQRT{some function}' ?
...
0
votes
2answers
118 views
Too much empty space underneath \sqrt
The following math command
$\sqrt{GM/a_p^3}$
produces excessive unnecessary empty space between the argument of the \sqrt and the horizontal line of the sqrt, which in turn makes the containing text ...
1
vote
2answers
126 views
Height and size of \sqrt exponent [duplicate]
I want to place the n from the \sqrt[n]{\rho} command in a more visible position and make it bigger too.
MWE:
\sqrt[n]{\rho}
2
votes
0answers
2k views
Unable to write nth root [duplicate]
I would like to write the nth root, it's fairly simple as
\usepackage{amsmath}
\begin{equation}
a = \sqrt[n]{b}
\end{equation}
but I get the output as
Can anybody help me with this.
...
1
vote
1answer
39 views
Make roots fit fractions size with nccmath package
Sometimes I use the nccmath package to resize equations, mainly resizing fractions with the \mfraccommand, but I have an issue with roots that contain fractions:
\documentclass[11pt]{article}
\...
0
votes
1answer
250 views
yhmath impact on radical symbols and delimiters
In November 2014 I had an issue with this code and yhmath package:
\sqrt{n+\sqrt{(n-1)+\sqrt{(n-2)+\dotsb+\sqrt{2+\sqrt{1}}}}}
Depending on whether that package was being used or not (and AMS-...
3
votes
3answers
381 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}
...
4
votes
2answers
498 views
Radical with underscript
How can I make the radical end at the same level with 11...1 and 44...4 and put the underbrace below the radical?
I have this:
\sqrt{ \underbrace{11...1}_n\underbrace{44...4}_{2n}}
2
votes
2answers
128 views
“Esami” package: \randestrai and \sqrt not working together?
The \randestrai command from the "esami" package allows to define a set of elements to randomly choose within, such as a set of formulas. It works with formulas including latex commands inside, for ...
5
votes
2answers
1k views
How to adjust/increase the height of square root?
I defined this equation:
\begin{equation}
\delta {^s_i\lambda} =
\begin{cases}
\pm \dfrac{{^s\overline{\Delta T}}}{\sqrt[]{\delta {^s_1\bm{u}_l} \cdot \delta {^s_1\bm{u}_l} + \...
4
votes
1answer
224 views
Badly scaling closing SQRT symbol with large font sizes
I prefer the SQRT symbol with the closing downward tick, and have been using this answer to achieve the desired effect. However, when I hugely increase the font size and use fixcmex to achieve some ...
2
votes
2answers
802 views
differences when using inline mode and \overline and \sqrt
Can anyone help me make this square root signs in the code below, be of the same size so that they all have the same height? This is the code:
\documentclass[]{book}
\begin{document}
$\overline{\...
3
votes
2answers
287 views
Same command \SQRT of MathTımeProfessional fonts (mt2pro[lite]) using baskervald(x)
From the guide MathTımeProfessional fonts mt2pro[lite] we known that in addition to the \sqrt command, which uses an extensible symbol, called \SQRT that produces individually designed root signs up ...
3
votes
1answer
156 views
Root index \sqrt[n]{x} misaligned with libertinust1math
I'm porting all my libertine-based documents to use \usepackage{libertinust1math} instead of \usepackage[libertine]{newtxmath} and a side effect seems to be the misalignment of the n-th root symbol:
...
2
votes
2answers
198 views
Round parentheses in math mode when using kpfonts
I am trying to write a simple equation that contains fractions, square roots and parentheses. However the output is ugly I'd say
I tried reducing the space on the nominator using a user-defined ...
12
votes
3answers
865 views
smash subscript in sum
I found a solution (3rd \sqrt), but am curious as to why the \smash{} in {\sum_{\smash{ij}} (2nd \sqrt) is ignored.
Notes:
Related Question: Adjust vertical size of \sqrt contating terms with ...
2
votes
0answers
1k views
Square root symbol looking ugly [closed]
Recently I noticed that my square root symbol is looking really ugly:
The square root per se is not correctly connected to the overbar. The picture above is with a small zoom factor. When I zoom in ...
0
votes
0answers
1k views
rendering tex: sqrt: placement of root
EDIT: after reading egreg's comment, changing from \sqrt[3]{x} to \root 3 \of{x}, to indicate using plain TeX, not LaTeX
Consider $$\sqrt{x}$$ vs $$\root 3 \of{x}$$.
The latter has a 'root' of 3.
...
2
votes
2answers
809 views
Formula too long and \split fails | contains “sqrt” (square root)
I'm quite new to LaTex and I guess I need some help. I'm writing a report and I need to display a specific formula. If I use the simple equation environment the formula gets too long for one line. ...
4
votes
1answer
1k views
Splitting an equation with a long square root
I want to split up a very long equation. Here is my code:
\documentclass[11pt,a4paper,oneside,onecolumn,article]{memoir}
\usepackage[latin1]{inputenc}
\usepackage{mathtools}
\usepackage{amsmath}
\...
1
vote
1answer
242 views
Bold square root with normal argument
This is a somewhat funny question. To explain the problem of complex extensions of the principal square root, I would like to have two visibly different square root signs within the same document; for ...
6
votes
1answer
593 views
Adjust vertical size of \sqrt contating terms with subscript and superscript
In the second \sqrt,
both the subscript and superscript are \smashed:
a_{\smash{0}}^{\smash{2}
Yet, the sqrt are of different sizes?
How do I get the second \sqrt to be the exact vertical size of ...
1
vote
1answer
184 views
How to write braces inside \sqrt[ in here ]{sth}? [duplicate]
This is what I want to write:
Apparently, the following doesn't work
\sqrt[ \sqrt[\log n]{n} ]{x}
The error is that the argument of \sqrt has an extra }. This seems like a bug to me. Is there a way ...
40
votes
1answer
4k views
Why do \sqrt{1} and \sqrt{-1} have different heights?
I noticed that the heights of \sqrt{1} and \sqrt{-1} are different. For instance, when they are in between \left( and \right) parentheses, I must write a character of zero-width (e.g. \sqrt{-1\...
4
votes
2answers
262 views
Controlling sqrts (mathptmx)
Consider this MWE
\documentclass[border=10mm,varwidth=true]{standalone}
\usepackage[T1]{fontenc}
\usepackage{amsmath,amssymb}
%\usepackage{mathptmx}
\begin{document}
\[
\sqrt{n+1}\sqrt{2+(n+2)^2}
\]
\...
