What is symmerty?

Answer 1

Symmetry" is one more fundamental scientific concept, which alongside with the "harmony" concept has a relation practically to all frames of the nature, science and artSymmetry generally conveys two primary meanings. The first is an imprecise sense of harmonious or aesthetically pleasing proportionality and balance;[1][2] such that it reflects beauty or perfection. The second meaning is a precise and well-defined concept of balance or "patterned self-similarity" that can be demonstrated or proved according to the rules of a formal system: by geometry, through physics or otherwise