equation Questions
8
I want to manually break a line inside $$:
$$something something <breakline> something else$$
I tried \\, \newline, and \linebreak but none work. Ideas?
Harlandharle asked 23/12, 2009 at 18:55
3
I have a variable that is function = '(2*1)+3'. How would I get it out of string form and calculate the answer? I tried using float(), int(float()) but I'm not sure if that's for numbers only or no...
5
Solved
I'm writing a program in which an equation is inputted as a string, then evaluated. So far, I've come up with this:
test_24_string = str(input("Enter your answer: "))
test_24 = eval(test_24_string...
Falsework asked 7/5, 2017 at 21:23
16
I want to solve a set of equations, linear, or sometimes quadratic. I don't have a specific problem, but often, I have been in this situation often.
It is simple to use wolframalpha.com, the web e...
4
Solved
When plotting a graph with a discontinuity/asymptote/singularity/whatever, is there any automatic way to prevent Matplotlib from 'joining the dots' across the 'break'? (please see code/image below)...
Lundgren asked 29/3, 2010 at 18:27
16
Solved
I've developed an equation parser using a simple stack algorithm that will handle binary (+, -, |, &, *, /, etc) operators, unary (!) operators, and parenthesis.
Using this method, howeve...
2
Solved
I'm using Mathjax to display equations in a web application done in PHP/Ajax. The equations are rendered correctly when the page is loaded first.In the same page, when user clicks a button, an ajax...
3
Given the spring parameters used in [UIView animateWithDuration:delay:usingSpringWithDamping:initialSpringVelocity:options:animations:completion:]:
usingSpringWithDamping
initialSpringVelocity
...
Aceto asked 3/12, 2013 at 11:20
6
Solved
I wonder how to label each equation in align environment? For example
\begin{align} \label{eq:lnnonspbb}
\lambda_i + \mu_i = 0 \\
\mu_i \xi_i = 0 \\
\lambda_i [y_i( w^T x_i + b) - 1 + \xi_i] = 0
\...
8
Solved
I have three equations like the following ones:
x + y + z = 100;
x + y - z = 50;
x - y - z = 10;
How can I find the values of x, y, and z with Java?
String equation1="x+y+z=100;";
String equat...
1
Solved
After having tried many things, I thought it would be good to ask on SO. My problem is fairly simple: how can I solve the following equation using Sympy?
Equation
I want to solve this for lambda_0 ...
7
Solved
I want to write some complex mathematical equation in my web page. Is there any plugin or anything for this?
6
I have numeric feature observations V1 through V12 taken for a target variable Wavelength. I would like to calculate the RMSE between the Vx columns. Data format is below.
Each variable "Vx" is m...
Sixtyfourmo asked 7/10, 2014 at 13:53
2
I have an equation that I wrote in r-markdown as follows
$$ 2 \frac{meter}{day} * 3 ~ days $$
I'd like to show that the days cancel by striking them out. You can strike out text in r-markdown ...
Cirrhosis asked 29/11, 2018 at 16:12
5
Solved
The following formula is used to classify points from a 2-dimensional space:
f(x1,x2) = np.sign(x1^2+x2^2-.6)
All points are in space X = [-1,1] x [-1,1] with a uniform probability of picking ea...
Spectacular asked 19/8, 2015 at 10:27
2
Solved
I'm using \deqn{}{} with roxygen2 to document equations for a function in a package. The LaTeX (the 1st argument to deqn) renders fine because white space is ignored in LaTeX equations, but I have ...
5
Solved
Is there a JavaScript library or function that will solve equations for variables?
Such as 9 = 3 + x and solve for x. But it should also solve more advanced equations that include sine, cosine, an...
Scallop asked 22/12, 2010 at 22:29
2
Solved
I'm trying to solve this exponential equation like this:
my ($l,$r);
for (1 .. 100) -> $x {
$l = $x * e ** $x;
$r = 5 * (e ** $x - 1);
say $x if $l == $r;
}
But it doesn't work. How t...
Prevot asked 5/4, 2020 at 21:34
1
Solved
In Jupyter Notebook markdown cells, is there a way to make the font size larger in the equation?
c = $\frac{a}{b}$
I triedc = \large{$\frac{a}{b}$} but it doesn't work.
Veneaux asked 23/3, 2020 at 9:57
6
Solved
I would like to plot implicit equations (of the form f(x, y)=g(x, y) eg. X^y=y^x) in Matplotlib. Is this possible?
Orpington asked 20/3, 2010 at 20:0
2
Solved
Can anyone tell me the python code to solve the equation:
2w + x + 4y + 3z = 5
w - 2x + 3z = 3
3w + 2x - y + z = -1
4x - 5z = -3
I have the following code but it isn't working:
A2 = np.array([[...
Unasked asked 15/11, 2019 at 14:0
6
I've a client selling wine bottles. He uses boxes with space for 6 bottles, 12 bottles, 18 bottles and 21 bottles. But he only wants to accept orders which fit exactly into these boxes. There must ...
2
Solved
Solve the system of two equations with two unknowns below:
a1, b1, c1, a2, b2 and c2 are inputted by the user himself.
I've been trying to find a math solution for the problem first and I can't...
Hypoderm asked 27/10, 2013 at 14:36
1
Solved
I have a double-column paper and I want to fit a long text within a bracket equation with the following code:
\begin{equation}
\small
M =\begin{cases*}
1, & some text is in here some text is...
5
Solved
I need a library to be able to parse an equation an give me the result giving the inputs.
For example something like this:
String equation = "x + y + z";
Map<String, Integer> vars = new Has...
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