Nov. 14, 2011 -- Mini strokes, with symptoms that last just a few minutes or hours, are well-recognized warning signs for potentially deadly larger strokes. Now new research confirms that they are associated with a lower life expectancy.
A cross section is the shape we get when cutting straight through an object. The cross section of this object is a triangle. It is like a view into the inside of something made by cutting through it.
Section (fiber bundle), in differential and algebraic geometry and topology, a section of a fiber bundle or sheaf. Cross-sectional data, in statistics, econometrics, and medical research, a data set drawn from a single point in time. Cross-sectional study, a scientific investigation utilizing cross-sectional data.