Points, Pixels, and Pointillism

Points are building blocks of Geometry, it is one of those undefined terms.   If we can recall a point is “that which has no length, width, or height.” We also remember that a point is represented with (x,y), where x is the horizontal and y is the vertical; and, that in maps, a point represents a location. We are also familiar that points are represented by dots.

If points are important in Geometry, they are also important for painters especially those who use the technique called pointillism. In pointillism, paintings are created meticulously using dots to form figures and sketches.  The painting above titled A Sunday Afternoon on the Island of La Grande Jatte (1884-1886) by Georges Seurat is an example of a painting where pointillism was used. The painting’s dimensions are approximately 2 by 3 meters and it was created painstakingly for two years. » Read more

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