+Scale invariance is a property where a system or phenomenon looks the same, regardless of the scale at which it's viewed. This fundamental [Symmetry](/wiki/symmetry) means there is no characteristic length or size, often found in [Fractals](/wiki/fractal) and critical points.
+## See also
+- [Renormalization](/wiki/renormalization)
+- [Self-similarity](/wiki/self_similarity)
+- [Power Law](/wiki/power_law)
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