+Af0 denotes a fundamental initial state or a point of origin. It often signifies the absence of prior influence, a [zero point](/wiki/zero-point) from which [systems](/wiki/system) begin their evolution. This foundational concept underpins various theoretical frameworks.
+## See also
+- [Origin](/wiki/origin)
+- [Baseline](/wiki/baseline)
+- [Initial State](/wiki/initial-state)
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