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- % some small miscellaneous macros
-
- %capital roman numerals
- \def\Romannumeral#1{\uppercase\expandafter{\romannumeral#1}}
-
- %half in textstyle (smaller --- sometimes looks better)
- \def\half{\textstyle{1\over2}}
-
- %a couple of useful abbreviations
- \def\ie{i.\thinspace e.}
- \def\eg{e.\thinspace g.}
-
- %slant fractions (slightly offset and smaller a/b)
- %usage \slfrac{numerator}/{denominator}
- \def\slfrac#1/#2{\leavevmode\kern.1em\raise.5ex\hbox{\the\scriptfont0 #1}
- \kern-.1em/\kern-.15em\lower.25ex\hbox{\the\scriptfont0 #2}}
-
- % makes real and complex number-set symbols with vertical bars
- \def\Reals{{\hbox{$\mathpalette{}{I\kern-.2em R}$}}}
- \def\Complexes{{\hbox{$\mathpalette{}{C\kern-.46em
- \vrule depth 0ex height 1.4ex width .05em\kern.41em}$}}}
-
- %poor man's bold (The TeXbook, p. 386)
- \def\pmb#1{\leavevmode\setbox0=\hbox{#1}%
- \kern-.025em\copy0\kern-\wd0
- \kern.05em\copy0\kern-\wd0
- \kern-.025em\raise.0433em\box0}
-