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.
.kp. .kp is the Internet country code top-level domain (ccTLD) of North Korea. It was created on 24 September 2007. As of 2016, there are 28 subdomains registered under .kp domains.