The Cross Product Between Two Vectors Definition Let u = ai + bj + ck and v = di + ej + fk be vectors then we define the cross product v x w by the determinant of the matrix:
Huperzia serrata is a rare Chinese herb which contains a powerful alkaloid called Huperzine A (Hup A for short). According to studies, Hup A has been proven to be beneficial in protecting the brain, including slowing the progression of Alzheimer's disease.
Housing and Urban Development redirects here. For the area of study, see Urban planning. The United States Department of Housing and Urban Development (Commonly known as HUD) is a Cabinet department in the Executive branch of the United States federal government.