Spar (retailer) throughout Asia, Africa and Oceania. In fiscal year 2017, SPAR achieved €34.5 billion ($40.1 billion) in global sales, which represented a 5.3 percent increase over 2016. The SPAR motto is "under the tree" The name was originally DE SPAR, an acronym of the Dutch phrase (). The acronym was chosen in order to resonate with the verb "sparen", which (related to English "spare") means "save [money]" in Dutch and some other languages, among them German and Scandinavian languages (with variants such as "spara" or "spare"). The acronym ended up meaning "the fir", after which the logo was chosen. As the
Vantage-point tree rectilinear partitions. In two-dimensional Euclidean space, this can be visualized as a series of circles segregating the data. The vantage-point tree is particularly useful in dividing data in a non-standard metric space into a metric tree. The way a vantage-point tree stores data can be represented by a circle. First, understand that each node of this tree contains an input point and a radius. All the left children of a given node are the points inside the circle and all the right children of a given node are outside of the circle. The tree itself does not need to know