1 There are about 71 percent of students that report bullying as an on-going problem. 2  Along that same vein, about one out of every 10 students drops out or changes schools because of repeated bullying. 3  One out of every 20 students has seen a student with a gun at school.
Section S Subspaces. A subspace is a vector space that is contained within another vector space. So every subspace is a vector space in its own right, but it is also defined relative to some other (larger) vector space. We will discover shortly that we are already familiar with a wide variety of subspaces from previous sections.
deface. 1  To damage something, especially a surface, in a visible or conspicuous manner. 2  To void or devalue; to nullify or degrade the face value. He defaced the I.O.U. notes by scrawling void over them. ( 3 heraldry, flags) To alter a coat of arms or a flag by adding an element to it.