Questions tagged [mathematica]

A powerful mathematical programming software with high level symbolic manipulation capacity.

42 questions
Filter by
Sorted by
Tagged with
25 views

Does the time-dependent 1D advection-diffusion with point sources have an analytical solution?

I am looking for the analytical solution of 1-dimensional advection-diffusion equation with several point sources, Q, along the axial length of a cylinder through which the fluid flow occurs. Neumann ...
49 views

Problems with the time-dependent Schrödinger equation solutions

I have this Mathematica problem that solves numerically the time-dependent Schrödinger equation in a box: ...
412 views

How to interpolate a set of points with a continuous closed B-spline curve?

I have been learining the NURBS theory by the classical textbook "The NURBS Book" this year. In the chapter 9, the author introduced the method of non-rational B-spline curve interpolation ...
165 views

How can I learn Scientific Python?

I am an intermediate user of Matlab and Mathematica, but I would really love to start learning Python language for scientific purposes (I am interested in Maths and Physics). Could please someone ...
23 views

Software to find zero divisors of a ring

Are there some programs with packages that help to list all zero-divisors of the ring we desired? especially for the ring of Gaussian integers modulo $n$, $\mathbb{z}_n[i]$. Also want to find which of ...
268 views

Writing a programming code directly from the mathematical formula?

For using any programming language, a mathematical formula should be written in the corresponding code. I wonder if there is any service (for any programming language, Matlab, Mathematica, Python, etc)...
91 views

implementation for coppersmith matrix multiplication

Is there any online implementation for the coppersmith matrix multiplication I have searched alot but can not find any? and if there is not any why is that Isn't this algotithm much faster than ...
49 views

113 views

Band structure of nonlinear Schrodinger equation with one dimensional potential

I have a nonlinear Schrodinger equation which reads: $$\frac{1}{2} \frac{d^2u}{dx^2}+ |u|^2u + V(x)u = -i \frac{du}{dz},$$ where $V(x)=\cos(wx)+ i a \sin(wx)$ and $w$, $a$ are numbers. How to ...
667 views

10k views

Solving two coupled non-linear second order differential equations numerically

I have encountered the following system of differential equations in lagrangian mechanics. Can you suggest a numerical method, with relevant links and references on how can I solve it, and the ...
I am studying $SU(2)$ lattice field theory, and I am attempting to use migdal recursion for renormalization. The main equation for Migdal recursion for my case is e^{-S_p(U,\lambda a)}=\left[ \...