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The N Sphere

It’s very common for high-school students to learn the geometry of a circle.
Trigonometric functions (sin(), cos(), etc.) are required knowledge for
high-school graduates, and they have a close relationship to circles. This means
that most students have seen the equation for a unit circle:

The Basics of Anti-Aliasing

How images are rendered Imagine your computer is rendering an image of a tomato on top of a table. In order to render the image each of the 1920 * 1080 pixels on your screen needs to have colors assigned to them. This isn’t as easy as viewing a video or an image. The tomato can be viewed from any angle, and the pixels will need to be recalculated many times every second to produce a smooth animation.