Hi,all, Suppose I have a line of binary number as below: {000 001 011 010 111 110 101} Note that the bitwise OR of any 2 or 3 neighbor numbers is still one of these numbers....

Condider the linear operator A from c0 into itself that maps x = {x0,x1,x2,...} to y = {a0*x0 + a1*x1, a0*x1 + a1*x2, a0*x2 + a1*x3, ...} (It is simple to show that this...

Suppose that f is in L^2(T^2) (where T^2 is 2-dimensional torus) and E(f)=0 (the integral of f on T^2 is zero). Does there exist a transformation T (ergodic, mixing) ...

I'm working with a Dubin's car model (vehicle with constant forward velocity=v and minimum turning radius that must arrive at it's destination on a specific heading); if...

Jaime wrote in message ... Is is possible to express a root of the quintic x^5-x-1=0 by radicals ...

Many problems in the calculus of variations result in a minimum problem, but it has long been known that the solution in general will be stationary (either min, max, or...

Hi, Let G be an infinite group of homeomorpisms of a connected (or arcwise connected) metric space E, such that any orbit is finite. the group G can it acts freely (i.e...

This link : http://www.research.att.com/cgi-bin/access.cgi/as/njas/sequences/eisA.cgi?Anum=A004003 gives a formula for the number of domino tilings of 2n x 2n lattice . Is...

Let X be a smooth complex algebraic variety. Let Y be a closed subspace of X. Let A be the category of quasi-coherent O_X-modules. Let B be the subcategory of...

The First International Conference on p-adic Mathematical Physics, p-ADIC MATHPHYS.2003 Steklov Mathematical Institute ...

Is the Shimura's correspondence for Maass cusp forms on the Kohnen space one to one? Is it a open problem?

I don't know if this is true and if yes how well known it is but by checking small values of n it appears that for n=2 the Permanent of the character table of the symmetric...

The Mittweida University of Applied Sciences (Germany, near Dresden) now offers a Master program in Discrete and Computational Mathematics. Further informations can be...

I'm looking for information and references on the following result, attributed to Warning in the book by Ireland & Rosen: Let f(x1,...,xn) be a polynomial of degree d over...

Readers of this newsgroup may find the following preprint posted by Patrick Dehornoy of interest with respect to algorithmics as well as...

Ch NAG Statistics Package is released. Ch is a C/C++ interpreter for numerical computing and 2D/3D plotting. Ch NAG Statistics package is for rapid statistical...

The following paper has been published: Geometry and Topology, Volume 7 (2003) Paper no. 13, pages...

Today is the publication date for the paperback edition of: CLASSICS ON FRACTALS, Gerald A. Edgar It is published by Westview Press, which is now handling the Advanced Book...

What is known about the limit and the asymptotic behavour for big n of this ratio: f(n)=Prod(1p=n, p prime) (p-1)/p Note that this is, in terms of the Online...

Hi everybody! I am trying to find the area of the intersection of 2 sphere caps, more precisely: Consider a sphere of radius one. Consider two circles on the surface of the...