Search Results for ""

The second-order ordinary differential equation (x^2y^')^'+x^2y^n=0.

Two nonsuperimposable objects which are mirror images of each other are called enantiomers. The term enantiomer is synonymous with enantiomorph. For example, the letters b ...

Given a set S of points in the plane, an enclosing circle is a circle for which all points S lie in its interior.

An endogenous variable is an economic variable that is related to other economic variables and determines their equilibrium levels.

Given a module M over a unit ring R, the set End_R(M) of its module endomorphisms is a ring with respect to the addition of maps, (f+g)(x)=f(x)+g(x), for all x in M, and the ...

A finite-dimensional Lie algebra all of whose elements are ad-nilpotent is itself a nilpotent Lie algebra.

The problem of determining (or counting) the set of all solutions to a given problem.

Relates evolutes to single paths in the calculus of variations. Proved in the general case by Darboux and Zermelo in 1894 and Kneser in 1898. It states: "When a single ...

An agreement in which all parties feel as if they have received the best deal.

A 1-cusped epicycloid has b=a, so n=1. The radius measured from the center of the large circle for a 1-cusped epicycloid is given by epicycloid equation (◇) with n=1 so r^2 = ...