Commit 77889379 authored by Sergey Goncharov's avatar Sergey Goncharov
Browse files

+undef command

parent b5bb1952
......@@ -69,13 +69,14 @@
%% Various arrows
\providecommand{\ito}{\hookrightarrow} % Injection
\providecommand{\pto}{\mathrel{\rightharpoonup}} % Partial function
\providecommand{\tto}{\mathrel{\Rightarrow}}
\providecommand{\dar}{\kern-1.2pt\operatorname{\downarrow}}
\providecommand{\uar}{\kern-1.2pt\operatorname{\uparrow}}
\providecommand{\tto}{\mathrel{\Rightarrow}} % Double arrow
\providecommand{\mto}{\mapsto}
\providecommand{\xto}[1]{\,\xrightarrow{#1}\,}
\providecommand{\xfrom}[1]{\,\xleftarrow{\;#1}\,}
\providecommand{\dar}{\kern-1.2pt\operatorname{\downarrow}}
\providecommand{\uar}{\kern-1.2pt\operatorname{\uparrow}}
%% Logic
\providecommand{\True}{\top}
\providecommand{\False}{\bot}
......@@ -138,6 +139,8 @@
\providecommand{\by}[1]{\text{/\!\!/~#1}} % Comments in equations
\providecommand{\pacman}[1]{} % Hide a piece of text
\def\undef#1{\let #1\relax}
\providecommand{\noqed}{\def\qed{}} % Undefine the QED symbol
% -1 superscript for the inversion operator
......
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