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Binary arithmetic
... Binary multiplication using decimal numbers, as above, is still used in some parts of Russia and is known as Russian peasant multiplication. It is quite efficient. Normally we would write the calculation just as ...
... Binary multiplication using decimal numbers, as above, is still used in some parts of Russia and is known as Russian peasant multiplication. It is quite efficient. Normally we would write the calculation just as ...
Prime Constellations
... include the complete modulo set of residue classes (ie the values 0 through p-1) of any prime pā¤k. The k-tuples listed thus far are all admissible, but (0,2,4) is not admissible. Since 0 mod 3 = 0 2 mod 3 = 2 4 mod 3 = 1 The complete set of residue classes mod 3 is {0,1,2}. The only primes that sati ...
... include the complete modulo set of residue classes (ie the values 0 through p-1) of any prime pā¤k. The k-tuples listed thus far are all admissible, but (0,2,4) is not admissible. Since 0 mod 3 = 0 2 mod 3 = 2 4 mod 3 = 1 The complete set of residue classes mod 3 is {0,1,2}. The only primes that sati ...
Comparing Integers
... Opposites Numbers increase as you move from left to right on a number line. Two numbers are opposites if they are the same distance from 0 on a number line, but are on opposite sides of 0. ...
... Opposites Numbers increase as you move from left to right on a number line. Two numbers are opposites if they are the same distance from 0 on a number line, but are on opposite sides of 0. ...
Infinity
![](https://commons.wikimedia.org/wiki/Special:FilePath/Screenshot_Recursion_via_vlc.png?width=300)
Infinity (symbol: ā) is an abstract concept describing something without any limit and is relevant in a number of fields, predominantly mathematics and physics.In mathematics, ""infinity"" is often treated as if it were a number (i.e., it counts or measures things: ""an infinite number of terms"") but it is not the same sort of number as natural or real numbers. In number systems incorporating infinitesimals, the reciprocal of an infinitesimal is an infinite number, i.e., a number greater than any real number; see 1/ā.Georg Cantor formalized many ideas related to infinity and infinite sets during the late 19th and early 20th centuries. In the theory he developed, there are infinite sets of different sizes (called cardinalities). For example, the set of integers is countably infinite, while the infinite set of real numbers is uncountable.