Linked from
The 37 pages that link to Fixed point, each with the reason it gives.
Nonlinear systemRelated: Fixed points identify steady states of nonlinear transformations.
Symmetry groupRelated: Fixed points help distinguish transformations and characterize stabilizers.
Rotational symmetryRelated: The center of a planar symmetry rotation is fixed throughout the motion.
Nonlinear dynamicsRelated: Fixed points anchor stability analysis and organize nearby trajectories.
Iterative methodRelated: Many iterative procedures seek a state unchanged by the update rule.
Zero of a functionRelated: Fixed points can be found as zeros of the function x ↦ f(x) − x.