diff options
Diffstat (limited to 'Master/texmf-dist/doc/plain/impatient/math.tex')
-rw-r--r-- | Master/texmf-dist/doc/plain/impatient/math.tex | 42 |
1 files changed, 16 insertions, 26 deletions
diff --git a/Master/texmf-dist/doc/plain/impatient/math.tex b/Master/texmf-dist/doc/plain/impatient/math.tex index 31d7f1aa157..975c806398e 100644 --- a/Master/texmf-dist/doc/plain/impatient/math.tex +++ b/Master/texmf-dist/doc/plain/impatient/math.tex @@ -1,5 +1,5 @@ % This is part of the book TeX for the Impatient. -% Copyright (C) 2003 Paul W. Abrahams, Kathryn A. Hargreaves, Karl Berry. +% Copyright (C) 2003, 2014 Paul W. Abrahams, Kathryn A. Hargreaves, Karl Berry. % See file fdl.tex for copying conditions. \input macros @@ -664,9 +664,9 @@ $${\int_0^\pi \sin^2 ax\,dx} = {\pi \over 2}$$ \begindesc \cts limits {} \explain -When it's in text style, \TeX\ normally places limits after a large operator. -This command tells \TeX\ to place -limits above and below a large operator rather than after it. +In text style, \TeX\ normally places limits after a large operator. +This command tells \TeX\ to place limits above and below a large +operator rather than after it. If you specify more than one of |\limits|, |\nolimits|, and |\display!-limits|, the last command rules. @@ -684,13 +684,16 @@ two elements. \begindesc \cts nolimits {} \explain -When it's in display -style, \TeX\ normally places limits above and below a large operator. -(The |\int| operator is an exception---\TeX\ -places limits for |\int| after the operator in all cases.) +In display style, \TeX\ normally places limits above and below a large +operator. This command tells \TeX\ to place limits after a large +operator rather than above and below it. + +The integral operators |\int| and |\oint| are exceptions---\TeX\ places +limits after them in all cases, unless overridden, as in |\int\limits|. +(\plainTeX\ defines ^|\int| and ^|\oint| as macros that specify the +operator symbol followed by |\nolimits|---this is what causes them to +behave differently by default.) ^^|\int//limits after| -This command tells \TeX\ to place -limits after a large operator rather than above and below it. If you specify more than one of |\limits|, |\nolimits|, and |\display!-limits|, the last command rules. @@ -706,22 +709,9 @@ $$\bigcap\nolimits_{i=1}^Nq_i$$ \begindesc \cts displaylimits {} \explain -This command tells \TeX\ to -follow its normal rules for placement of limits: -\olist\compact -\li Limits on ^|\int| are placed after the operator. -\li Limits on other large operators are placed after the -operator in text style. -\li Limits on other large operators are placed above and below the operator -in display style. -\endolist -It's usually simpler to use |\limits| or |\nolimits| -to produce a specific effect, but |\display!-limits| is sometimes -useful in \minref{macro} definitions. - -Note that \plainTeX\ defines ^|\int| as a macro that sets |\nolimits|, -so |\int\displaylimits| in text style restores the |\limits| -convention. +This command tells \TeX\ to place limits above and below all operators +(including the integrals) if in display style, and after all operators +if in text style. If you specify more than one of |\limits|, |\nolimits|, and |\display!-limits|, the last command rules. |