139
[0WM] An ultrametric space is a metric space in which the triangle inequality is reinforced by the condition
\begin{equation} d(x,y)β€\max \{ d(x,z),d(z,y)\} ~ ~ .\label{eq:ultrametrico} \end{equation}
140
[0WM] An ultrametric space is a metric space in which the triangle inequality is reinforced by the condition