+"Dual" refers to a fundamental relationship where two entities mirror or complement each other in an essential way. This concept often reveals a deeper [Symmetry](/wiki/symmetry) within a system, offering an alternative perspective or an inverse structure. Understanding the dual can provide profound insights into the original [Concept](/wiki/concept).
+## See also
+- [Duality](/wiki/duality)
+- [Complement](/wiki/complement)
+- [Inverse](/wiki/inverse)
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