High Quality Content by WIKIPEDIA articles! Parallelism is a term in geometry and in everyday life that refers to a property in Euclidean space of two or more lines or planes, or a combination of these. The existence and properties of parallel lines are the basis of Euclid's parallel postulate. Two lines in a plane that do not intersect or meet are called parallel lines.In the Unicode character set, the 'parallel' and 'not parallel' signs have codepoints U+2225 (?) and U+2226 (?) respectively. They are part of the Mathematical Operators range.

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