A total of 1610 women completed a questionnaire that evaluated their risk factors for osteoporosis. A dual-energy x-ray absorptiometry scan followed. Analysis of data was performed by the 2-tailedâ€¦ (More)

OBJECTIVE
To define factors that identify patients at highest risk for osteoporosis who should be screened.
METHODS
We gave a questionnaire we developed for osteoporosis risk factors to 1346â€¦ (More)

This paper gives a basic introduction to Minkowski Theory and the class group, leading up to a proof that the class number (the order of the class group) is finite. This paper is based on JÃ¼rgenâ€¦ (More)

Graph theory is the study of mathematical structures called graphs. We define a graph as a pair (V,E), where V is a nonempty set, and E is a set of unordered pairs of elements of V . V is called theâ€¦ (More)

This paper gives a basic introduction to modern algebraic geometry. The goal of this paper is to present the basic concepts of algebraic geometry, in particular affine schemes and sheaf theory, inâ€¦ (More)