Use this CD calculator to find out how much interest is earned on a certificate of deposit (CD). Just enter a few pieces of information and this CD calculator will calculate the annual percentage yield (APY) and ending balance.
Antiparallel vectors. In a Euclidean space, two directed line segments, often called vectors in applied mathematics, are antiparallel, if they are supported by parallel lines and have opposite directions. In that case, one of the associated Euclidean vectors is the product of the other by a negative number.
antiporter. (cell and molecular biology). A channel protein that simultaneously or sequentially transports two different types of substrates across a cell membrane, one into the cell (for example sodium ion) and one out of the cell (for example calcium ion). 1  Facebook.2  Twitter.ntiporter. (cell and molecular biology). A channel protein that simultaneously or sequentially transports two different types of substrates across a cell membrane, one into the cell (for example sodium ion) and one out of the cell (for example calcium ion). 1  Facebook.