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.
What is SUP? SUP is a mobile app that helps you find friends who are nearby and available right now for an activity such as lunch, movies or a game of poker! Think of it as Uber for social life where you can grab a friend on demand.