I am asking myself if I can create dots like the ones in the picture with tikz:
Code
\begin{tikzpicture}
\tikzstyle{level 1}=[sibling distance=60mm]
\tikzstyle{level 2}=[sibling distance=33mm]
\tikzstyle{level 3}=[sibling distance=10mm]
\tikzstyle{level 4}=[sibling distance=5mm]
\node {n}
child {node {$\frac{n}{3}$}
child {node {$\frac{n}{9}$}
child{node {$\frac{n}{27}$}}
child{node {$\frac{n}{27}$}}
child{node {$\frac{n}{27}$}}}
child {node {$\frac{n}{9}$}
child{node {$\frac{n}{27}$}}
child{node {$\frac{n}{27}$}}
child{node {$\frac{n}{27}$}}}}
child {node {$\frac{n}{3}$}
child {node {$\frac{n}{9}$}
child{node {$\frac{n}{27}$}}
child{node {$\frac{n}{27}$}}
child{node {$\frac{n}{27}$}}}
child {node {$\frac{n}{9}$}
child{node {$\frac{n}{27}$}}
child{node {$\frac{n}{27}$}}
child{node {$\frac{n}{27}$}}}}
child {node {$\frac{n}{3}$}
child{node{$\frac{n}{9}$}
child{node {$\frac{n}{27}$}}
child{node {$\frac{n}{27}$}}
child{node {$\frac{n}{27}$}}}
child{node{$\frac{n}{9}$}
child{node {$\frac{n}{27}$}}
child{node {$\frac{n}{27}$}}
child{node {$\frac{n}{27}$}}}
};
And I want to start the dot lines at last child nodes and between the child nodes.
\draw[dotted] ...
. – Alenanno Apr 29 '15 at 15:34