# Questions tagged [polynomials]

Questions on the functionality operating on polynomials

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### The ordering problem of multivariate polynomials

This is the result of Taylor expansion of a binary function ...
65 views

### A problem with Eliminate.`

Consider this expression: Eliminate[a x + b y == 0 && c x + d y == 0, {x, y}] Mathematica returns ...
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### Why is the result of MMA polynomial mod factor different from that of this article? [closed]

Why the polynomial mod factor of MMA is not the same as the result of this SE answer: ...
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### How can I decompose polynomials in a certain way?

I' ve learned that the following examples can be used to decompose a factor in this way ...
26 views

### Finding a Laurent polynomial that behaves at a pole like a given function [migrated]

I need to find a polynomial $P$ such that $P(1/x)$ behaves like given function $f(x)$ at zero (their difference vanishes), even if $f(x)$ has a pole at $0$ or unknown order. P.S. I need to find a ...
59 views

### How to write Horner's Algorithm in Mathematica? [closed]

The pseudocode we were given is: Right now I have: ...
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### Simplifying polynomial in one variable by substitution

I want to simplify a polynomial in variable $x$ with integer coefficients by substitution $x\to{x}/d$ so that the coefficients become smallest possible integers. Input: ...
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### Editing the Horner's method demonstration

The following code is from the Mathematica demonstration of Horner's method, I am wondering if anyone can help me remove the 2nd row in the table of the demonstration ...
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### Solving the issues related to the Coefficient command?

I am trying to extract coefficients of a complex expression which is a polynomial in two variables $x,y$ and has max order up to $x^{18},y^{18}$. I am trying to get the coefficient of say $x$ , $x^2$, ...
40 views

### How to check if 0 polynomial lies in span of some polynomials?

I have lot of polynomials like this ...
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### Finding a coefficient that satisfies and intersecting condition

Suppose I have the following polynomial: ...
59 views

### Transform rational equations to polynomial equations

I have a list of rational equations and I would like to convert it to a list of polynomial equations. I know that none of the variables and none of the denominators could ever be 0. So far I have ...
85 views

### Is it possible to make Decompose work with coefficients containing radicals?

It appears that Decompose works reliably only on polynomials with integer coefficients, although it seems to be not mentioned in the docs. Can I make it work (or ...
55 views

### Better fit for points with exaggerated deviations

I used the InterpolatingPolynomial function to get a polynomial that meets my points. But I noticed that there is a deviation in the final intervals. ...
32 views

### Solving a polynomial equation involving gamma function

I am trying to solve an equation having degenerate limit of Fermi-Dirac integral. My code basically is ...
61 views

### Factor to measure polynomial fit

I am trying to use InterpolatingPolynomial to fit a polynomial to a given set of points representing a relationship between two variables. I would like to find a ...
85 views

### Formatting results of a polynomial long division (Extension for finite fields)

I've just read Formatting results of a polynomial long division with great interest. For my teaching purposes it would be great to enable the code given in that post to treat polynomial division with ...
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### How to extract only real part of 2nd root solution to C code?

I have this cubic polynomial: ...
185 views

### NSolve gives weird result for $n=101$ with NSolve[$\frac{d}{dx}\prod \limits_{k=1}^n (x-k)$==0,x]

Coming from this post: What would be the roots of the derivate of this polynom I did a quick check with Mathematica and arrived at a wrong result. I was initially confused but chose to trust ...