One of the two major types of internal data organization used in GIS. Vector systems are based primarily on coordinate geometry.
A mathematical object defined by both magnitude and direction; in contrast to a scalar, an object with magnitude only.
An element in a vector space, often represented as a coordinate vector.
A virus modified to deliver genetic material into a cell.
An organism that transmits diseases or infections.
a variable quantity that can be resolved into components
a straight line segment whose length is magnitude and whose orientation in space is direction
any agent (person or animal or microorganism) that carries and transmits a disease; "mosquitos are vectors of malaria and yellow fever"; "fleas are vectors of the plague"; "aphids are transmitters of plant diseases"; "when medical scientists talk about ve
(genetics) a virus or other agent that is used to deliver DNA to a cell
any agent (person or animal or microorganism) that carries and transmits a disease
