A fixed point for which the stability matrix has both eigenvalues negative,
so 
.
Stable Node
See also
Elliptic Fixed Point, Fixed Point, Hyperbolic Fixed Point, Stable Improper Node, Stable Spiral Point, Stable Star, Unstable Improper Node, Unstable Node, Unstable Spiral Point, Unstable StarExplore with Wolfram|Alpha
References
Tabor, M. "Classification of Fixed Points." §1.4.b in Chaos and Integrability in Nonlinear Dynamics: An Introduction. New York: Wiley, pp. 22-25, 1989.Referenced on Wolfram|Alpha
Stable NodeCite this as:
Weisstein, Eric W. "Stable Node." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/StableNode.html