How the use of pedometers benefited people at high risk for type 2 diabetes.

The least penetrating form of radiation is

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?

Suppose that f : rn → rm and that a ∈ k, where k is a connected subset of rn . suppose further that for each x ∈ k there exists a δx > 0 such that f(x) = f(y) for all y ∈ bδx (x). prove that f is constant on k; that is, f(x) = f(a) for all x ∈ k