+Boundary conditions are the critical edges where a [System](/wiki/system) meets its environment. They specify the known values or behaviors at a problem's boundaries, essential for any [Model](/wiki/model) to find a unique [Solution](/wiki/solution).
+## See also
+- [Initial Conditions](/wiki/initial_conditions)
+- [Differential Equation](/wiki/differential_equation)
+- [Constraint](/wiki/constraint)
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