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Use bdy(S) for the boundary of S.
[mjotex.git] / mjo-topology.tex
1 %
2 % Standard topological operations.
3 %
4
5 % Needed for \operatorname.
6 \usepackage{amsopn}
7
8 \input{mjo-common}
9
10 % The ``interior of'' operator.
11 \newcommand*{\interior}[1]{ \operatorname{int}\of{{#1}} }
12
13 % The ``closure of'' operator.
14 \newcommand*{\closure}[1]{ \overline{{#1}} }
15
16 % And the ``boundary of'' operator.
17 \newcommand*{\boundary}[1]{ \operatorname{bdy}\of{{#1}} }