Long bar over an ordered pair
I'd like to typeset a long bar symbol over an ordered pair like (g,epsilon)
. The best I could do so far is naif and really poor:
Is there a standard command for that?
typography displaystyle bar
add a comment |
I'd like to typeset a long bar symbol over an ordered pair like (g,epsilon)
. The best I could do so far is naif and really poor:
Is there a standard command for that?
typography displaystyle bar
1
overline
is an option.
– manooooh
Feb 10 at 13:45
add a comment |
I'd like to typeset a long bar symbol over an ordered pair like (g,epsilon)
. The best I could do so far is naif and really poor:
Is there a standard command for that?
typography displaystyle bar
I'd like to typeset a long bar symbol over an ordered pair like (g,epsilon)
. The best I could do so far is naif and really poor:
Is there a standard command for that?
typography displaystyle bar
typography displaystyle bar
asked Feb 10 at 12:45
VladimirVladimir
1084
1084
1
overline
is an option.
– manooooh
Feb 10 at 13:45
add a comment |
1
overline
is an option.
– manooooh
Feb 10 at 13:45
1
1
overline
is an option.– manooooh
Feb 10 at 13:45
overline
is an option.– manooooh
Feb 10 at 13:45
add a comment |
2 Answers
2
active
oldest
votes
Here there is a possible MWE code.
documentclass[a4paper,12pt]{article}
usepackage{amsmath,amssymb}
begin{document}
$overline{(g,epsilon)}$ or $(overline{g,epsilon})$
end{document}
The output is:
add a comment |
I propose either to use @Hendrik Vogt's solution, as an answer to a question of mine, or to use the widebar
command, from mathabx
, without loading the package. Here is a demo of both solutions:
documentclass{article}
usepackage{amsmath}
makeatletter % Hendrik Vogt's code
letsave@mathaccentmathaccent
newcommand*if@single[3]{%
setbox0hbox{${mathaccent"0362{#1}}^H$}%
setbox2hbox{${mathaccent"0362{kern0pt#1}}^H$}%
ifdimht0=ht2 #3else #2fi
}
%The bar will be moved to the right by a half of macc@kerna, which is computed by amsmath:
newcommand*rel@kern[1]{kern#1dimexprmacc@kerna}
%If there's a superscript following the bar, then no negative kern may follow the bar;
%an additional {} makes sure that the superscript is high enough in this case:
newcommand*widebar[1]{@ifnextchar^{{wide@bar{#1}{0}}}{wide@bar{#1}{1}}}
%Use a separate algorithm for single symbols:
newcommand*wide@bar[2]{if@single{#1}{wide@bar@{#1}{#2}{1}}{wide@bar@{#1}{#2}{2}}}
newcommand*wide@bar@[3]{%
begingroup
defmathaccent##1##2{%
%Enable nesting of accents:
letmathaccentsave@mathaccent
%If there's more than a single symbol, use the first character instead (see below):
if#32 letmacc@nucleusfirst@char fi
%Determine the italic correction:
setboxz@hbox{$macc@style{macc@nucleus}_{}$}%
setboxtw@hbox{$macc@style{macc@nucleus}{}_{}$}%
dimen@wdtw@
advancedimen@-wdz@
%Now dimen@ is the italic correction of the symbol.
dividedimen@ 3
@tempdimawdtw@
advance@tempdima-scriptspace
%Now @tempdima is the width of the symbol.
divide@tempdima 10
advancedimen@-@tempdima
%Now dimen@ = (italic correction / 3) - (Breite / 10)
ifdimdimen@>z@ dimen@0ptfi
%The bar will be shortened in the case dimen@<0 !
rel@kern{0.6}kern-dimen@
if#31
overline{rel@kern{-0.6}kerndimen@macc@nucleusrel@kern{0.4}kerndimen@}%
advancedimen@0.4dimexprmacc@kerna
%Place the combined final kern (-dimen@) if it is >0 or if a superscript follows:
letfinal@kern#2%
ifdimdimen@<z@ letfinal@kern1fi
iffinal@kern1 kern-dimen@fi
else
overline{rel@kern{-0.6}kerndimen@#1}%
fi
}%
macc@depth@ne
letmath@bgroup@empty letmath@egroupmacc@set@skewchar
mathsurroundz@ frozen@everymath{mathgroupmacc@grouprelax}%
macc@set@skewcharrelax
letmathaccentVmacc@nested@a
%The following initialises macc@kerna and calls mathaccent:
if#31
macc@nested@arelax111{#1}%
else
%If the argument consists of more than one symbol, and if the first token is
%a letter, use that letter for the computations:
defgobble@till@marker##1endmarker{}%
futureletfirst@chargobble@till@marker#1endmarker
ifcatnoexpandfirst@char Aelse
deffirst@char{}%
fi
macc@nested@arelax111{first@char}%
fi
endgroup
}
makeatother
%%%% with mathabx (without loading it))
DeclareFontFamily{U}{mathx}{hyphencharfont45}
DeclareFontShape{U}{mathx}{m}{n}{
<-6> mathx5 <6-7> mathx6 <7-8> mathx7
<8-9> mathx8 <9-10> mathx9
<10-12> mathx10 <12-> mathx12
}{}
DeclareSymbolFont{mathx}{U}{mathx}{m}{n}
DeclareFontSubstitution{U}{mathx}{m}{n}
DeclareMathAccent{varwidebar}{0}{mathx}{"73}
begin{document}
[ widebar{(g, varepsilon)} ]
[ varwidebar{(g, varepsilon)} ]
end{document}
add a comment |
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2 Answers
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Here there is a possible MWE code.
documentclass[a4paper,12pt]{article}
usepackage{amsmath,amssymb}
begin{document}
$overline{(g,epsilon)}$ or $(overline{g,epsilon})$
end{document}
The output is:
add a comment |
Here there is a possible MWE code.
documentclass[a4paper,12pt]{article}
usepackage{amsmath,amssymb}
begin{document}
$overline{(g,epsilon)}$ or $(overline{g,epsilon})$
end{document}
The output is:
add a comment |
Here there is a possible MWE code.
documentclass[a4paper,12pt]{article}
usepackage{amsmath,amssymb}
begin{document}
$overline{(g,epsilon)}$ or $(overline{g,epsilon})$
end{document}
The output is:
Here there is a possible MWE code.
documentclass[a4paper,12pt]{article}
usepackage{amsmath,amssymb}
begin{document}
$overline{(g,epsilon)}$ or $(overline{g,epsilon})$
end{document}
The output is:
edited Feb 10 at 16:18
answered Feb 10 at 12:55
SebastianoSebastiano
10.8k42163
10.8k42163
add a comment |
add a comment |
I propose either to use @Hendrik Vogt's solution, as an answer to a question of mine, or to use the widebar
command, from mathabx
, without loading the package. Here is a demo of both solutions:
documentclass{article}
usepackage{amsmath}
makeatletter % Hendrik Vogt's code
letsave@mathaccentmathaccent
newcommand*if@single[3]{%
setbox0hbox{${mathaccent"0362{#1}}^H$}%
setbox2hbox{${mathaccent"0362{kern0pt#1}}^H$}%
ifdimht0=ht2 #3else #2fi
}
%The bar will be moved to the right by a half of macc@kerna, which is computed by amsmath:
newcommand*rel@kern[1]{kern#1dimexprmacc@kerna}
%If there's a superscript following the bar, then no negative kern may follow the bar;
%an additional {} makes sure that the superscript is high enough in this case:
newcommand*widebar[1]{@ifnextchar^{{wide@bar{#1}{0}}}{wide@bar{#1}{1}}}
%Use a separate algorithm for single symbols:
newcommand*wide@bar[2]{if@single{#1}{wide@bar@{#1}{#2}{1}}{wide@bar@{#1}{#2}{2}}}
newcommand*wide@bar@[3]{%
begingroup
defmathaccent##1##2{%
%Enable nesting of accents:
letmathaccentsave@mathaccent
%If there's more than a single symbol, use the first character instead (see below):
if#32 letmacc@nucleusfirst@char fi
%Determine the italic correction:
setboxz@hbox{$macc@style{macc@nucleus}_{}$}%
setboxtw@hbox{$macc@style{macc@nucleus}{}_{}$}%
dimen@wdtw@
advancedimen@-wdz@
%Now dimen@ is the italic correction of the symbol.
dividedimen@ 3
@tempdimawdtw@
advance@tempdima-scriptspace
%Now @tempdima is the width of the symbol.
divide@tempdima 10
advancedimen@-@tempdima
%Now dimen@ = (italic correction / 3) - (Breite / 10)
ifdimdimen@>z@ dimen@0ptfi
%The bar will be shortened in the case dimen@<0 !
rel@kern{0.6}kern-dimen@
if#31
overline{rel@kern{-0.6}kerndimen@macc@nucleusrel@kern{0.4}kerndimen@}%
advancedimen@0.4dimexprmacc@kerna
%Place the combined final kern (-dimen@) if it is >0 or if a superscript follows:
letfinal@kern#2%
ifdimdimen@<z@ letfinal@kern1fi
iffinal@kern1 kern-dimen@fi
else
overline{rel@kern{-0.6}kerndimen@#1}%
fi
}%
macc@depth@ne
letmath@bgroup@empty letmath@egroupmacc@set@skewchar
mathsurroundz@ frozen@everymath{mathgroupmacc@grouprelax}%
macc@set@skewcharrelax
letmathaccentVmacc@nested@a
%The following initialises macc@kerna and calls mathaccent:
if#31
macc@nested@arelax111{#1}%
else
%If the argument consists of more than one symbol, and if the first token is
%a letter, use that letter for the computations:
defgobble@till@marker##1endmarker{}%
futureletfirst@chargobble@till@marker#1endmarker
ifcatnoexpandfirst@char Aelse
deffirst@char{}%
fi
macc@nested@arelax111{first@char}%
fi
endgroup
}
makeatother
%%%% with mathabx (without loading it))
DeclareFontFamily{U}{mathx}{hyphencharfont45}
DeclareFontShape{U}{mathx}{m}{n}{
<-6> mathx5 <6-7> mathx6 <7-8> mathx7
<8-9> mathx8 <9-10> mathx9
<10-12> mathx10 <12-> mathx12
}{}
DeclareSymbolFont{mathx}{U}{mathx}{m}{n}
DeclareFontSubstitution{U}{mathx}{m}{n}
DeclareMathAccent{varwidebar}{0}{mathx}{"73}
begin{document}
[ widebar{(g, varepsilon)} ]
[ varwidebar{(g, varepsilon)} ]
end{document}
add a comment |
I propose either to use @Hendrik Vogt's solution, as an answer to a question of mine, or to use the widebar
command, from mathabx
, without loading the package. Here is a demo of both solutions:
documentclass{article}
usepackage{amsmath}
makeatletter % Hendrik Vogt's code
letsave@mathaccentmathaccent
newcommand*if@single[3]{%
setbox0hbox{${mathaccent"0362{#1}}^H$}%
setbox2hbox{${mathaccent"0362{kern0pt#1}}^H$}%
ifdimht0=ht2 #3else #2fi
}
%The bar will be moved to the right by a half of macc@kerna, which is computed by amsmath:
newcommand*rel@kern[1]{kern#1dimexprmacc@kerna}
%If there's a superscript following the bar, then no negative kern may follow the bar;
%an additional {} makes sure that the superscript is high enough in this case:
newcommand*widebar[1]{@ifnextchar^{{wide@bar{#1}{0}}}{wide@bar{#1}{1}}}
%Use a separate algorithm for single symbols:
newcommand*wide@bar[2]{if@single{#1}{wide@bar@{#1}{#2}{1}}{wide@bar@{#1}{#2}{2}}}
newcommand*wide@bar@[3]{%
begingroup
defmathaccent##1##2{%
%Enable nesting of accents:
letmathaccentsave@mathaccent
%If there's more than a single symbol, use the first character instead (see below):
if#32 letmacc@nucleusfirst@char fi
%Determine the italic correction:
setboxz@hbox{$macc@style{macc@nucleus}_{}$}%
setboxtw@hbox{$macc@style{macc@nucleus}{}_{}$}%
dimen@wdtw@
advancedimen@-wdz@
%Now dimen@ is the italic correction of the symbol.
dividedimen@ 3
@tempdimawdtw@
advance@tempdima-scriptspace
%Now @tempdima is the width of the symbol.
divide@tempdima 10
advancedimen@-@tempdima
%Now dimen@ = (italic correction / 3) - (Breite / 10)
ifdimdimen@>z@ dimen@0ptfi
%The bar will be shortened in the case dimen@<0 !
rel@kern{0.6}kern-dimen@
if#31
overline{rel@kern{-0.6}kerndimen@macc@nucleusrel@kern{0.4}kerndimen@}%
advancedimen@0.4dimexprmacc@kerna
%Place the combined final kern (-dimen@) if it is >0 or if a superscript follows:
letfinal@kern#2%
ifdimdimen@<z@ letfinal@kern1fi
iffinal@kern1 kern-dimen@fi
else
overline{rel@kern{-0.6}kerndimen@#1}%
fi
}%
macc@depth@ne
letmath@bgroup@empty letmath@egroupmacc@set@skewchar
mathsurroundz@ frozen@everymath{mathgroupmacc@grouprelax}%
macc@set@skewcharrelax
letmathaccentVmacc@nested@a
%The following initialises macc@kerna and calls mathaccent:
if#31
macc@nested@arelax111{#1}%
else
%If the argument consists of more than one symbol, and if the first token is
%a letter, use that letter for the computations:
defgobble@till@marker##1endmarker{}%
futureletfirst@chargobble@till@marker#1endmarker
ifcatnoexpandfirst@char Aelse
deffirst@char{}%
fi
macc@nested@arelax111{first@char}%
fi
endgroup
}
makeatother
%%%% with mathabx (without loading it))
DeclareFontFamily{U}{mathx}{hyphencharfont45}
DeclareFontShape{U}{mathx}{m}{n}{
<-6> mathx5 <6-7> mathx6 <7-8> mathx7
<8-9> mathx8 <9-10> mathx9
<10-12> mathx10 <12-> mathx12
}{}
DeclareSymbolFont{mathx}{U}{mathx}{m}{n}
DeclareFontSubstitution{U}{mathx}{m}{n}
DeclareMathAccent{varwidebar}{0}{mathx}{"73}
begin{document}
[ widebar{(g, varepsilon)} ]
[ varwidebar{(g, varepsilon)} ]
end{document}
add a comment |
I propose either to use @Hendrik Vogt's solution, as an answer to a question of mine, or to use the widebar
command, from mathabx
, without loading the package. Here is a demo of both solutions:
documentclass{article}
usepackage{amsmath}
makeatletter % Hendrik Vogt's code
letsave@mathaccentmathaccent
newcommand*if@single[3]{%
setbox0hbox{${mathaccent"0362{#1}}^H$}%
setbox2hbox{${mathaccent"0362{kern0pt#1}}^H$}%
ifdimht0=ht2 #3else #2fi
}
%The bar will be moved to the right by a half of macc@kerna, which is computed by amsmath:
newcommand*rel@kern[1]{kern#1dimexprmacc@kerna}
%If there's a superscript following the bar, then no negative kern may follow the bar;
%an additional {} makes sure that the superscript is high enough in this case:
newcommand*widebar[1]{@ifnextchar^{{wide@bar{#1}{0}}}{wide@bar{#1}{1}}}
%Use a separate algorithm for single symbols:
newcommand*wide@bar[2]{if@single{#1}{wide@bar@{#1}{#2}{1}}{wide@bar@{#1}{#2}{2}}}
newcommand*wide@bar@[3]{%
begingroup
defmathaccent##1##2{%
%Enable nesting of accents:
letmathaccentsave@mathaccent
%If there's more than a single symbol, use the first character instead (see below):
if#32 letmacc@nucleusfirst@char fi
%Determine the italic correction:
setboxz@hbox{$macc@style{macc@nucleus}_{}$}%
setboxtw@hbox{$macc@style{macc@nucleus}{}_{}$}%
dimen@wdtw@
advancedimen@-wdz@
%Now dimen@ is the italic correction of the symbol.
dividedimen@ 3
@tempdimawdtw@
advance@tempdima-scriptspace
%Now @tempdima is the width of the symbol.
divide@tempdima 10
advancedimen@-@tempdima
%Now dimen@ = (italic correction / 3) - (Breite / 10)
ifdimdimen@>z@ dimen@0ptfi
%The bar will be shortened in the case dimen@<0 !
rel@kern{0.6}kern-dimen@
if#31
overline{rel@kern{-0.6}kerndimen@macc@nucleusrel@kern{0.4}kerndimen@}%
advancedimen@0.4dimexprmacc@kerna
%Place the combined final kern (-dimen@) if it is >0 or if a superscript follows:
letfinal@kern#2%
ifdimdimen@<z@ letfinal@kern1fi
iffinal@kern1 kern-dimen@fi
else
overline{rel@kern{-0.6}kerndimen@#1}%
fi
}%
macc@depth@ne
letmath@bgroup@empty letmath@egroupmacc@set@skewchar
mathsurroundz@ frozen@everymath{mathgroupmacc@grouprelax}%
macc@set@skewcharrelax
letmathaccentVmacc@nested@a
%The following initialises macc@kerna and calls mathaccent:
if#31
macc@nested@arelax111{#1}%
else
%If the argument consists of more than one symbol, and if the first token is
%a letter, use that letter for the computations:
defgobble@till@marker##1endmarker{}%
futureletfirst@chargobble@till@marker#1endmarker
ifcatnoexpandfirst@char Aelse
deffirst@char{}%
fi
macc@nested@arelax111{first@char}%
fi
endgroup
}
makeatother
%%%% with mathabx (without loading it))
DeclareFontFamily{U}{mathx}{hyphencharfont45}
DeclareFontShape{U}{mathx}{m}{n}{
<-6> mathx5 <6-7> mathx6 <7-8> mathx7
<8-9> mathx8 <9-10> mathx9
<10-12> mathx10 <12-> mathx12
}{}
DeclareSymbolFont{mathx}{U}{mathx}{m}{n}
DeclareFontSubstitution{U}{mathx}{m}{n}
DeclareMathAccent{varwidebar}{0}{mathx}{"73}
begin{document}
[ widebar{(g, varepsilon)} ]
[ varwidebar{(g, varepsilon)} ]
end{document}
I propose either to use @Hendrik Vogt's solution, as an answer to a question of mine, or to use the widebar
command, from mathabx
, without loading the package. Here is a demo of both solutions:
documentclass{article}
usepackage{amsmath}
makeatletter % Hendrik Vogt's code
letsave@mathaccentmathaccent
newcommand*if@single[3]{%
setbox0hbox{${mathaccent"0362{#1}}^H$}%
setbox2hbox{${mathaccent"0362{kern0pt#1}}^H$}%
ifdimht0=ht2 #3else #2fi
}
%The bar will be moved to the right by a half of macc@kerna, which is computed by amsmath:
newcommand*rel@kern[1]{kern#1dimexprmacc@kerna}
%If there's a superscript following the bar, then no negative kern may follow the bar;
%an additional {} makes sure that the superscript is high enough in this case:
newcommand*widebar[1]{@ifnextchar^{{wide@bar{#1}{0}}}{wide@bar{#1}{1}}}
%Use a separate algorithm for single symbols:
newcommand*wide@bar[2]{if@single{#1}{wide@bar@{#1}{#2}{1}}{wide@bar@{#1}{#2}{2}}}
newcommand*wide@bar@[3]{%
begingroup
defmathaccent##1##2{%
%Enable nesting of accents:
letmathaccentsave@mathaccent
%If there's more than a single symbol, use the first character instead (see below):
if#32 letmacc@nucleusfirst@char fi
%Determine the italic correction:
setboxz@hbox{$macc@style{macc@nucleus}_{}$}%
setboxtw@hbox{$macc@style{macc@nucleus}{}_{}$}%
dimen@wdtw@
advancedimen@-wdz@
%Now dimen@ is the italic correction of the symbol.
dividedimen@ 3
@tempdimawdtw@
advance@tempdima-scriptspace
%Now @tempdima is the width of the symbol.
divide@tempdima 10
advancedimen@-@tempdima
%Now dimen@ = (italic correction / 3) - (Breite / 10)
ifdimdimen@>z@ dimen@0ptfi
%The bar will be shortened in the case dimen@<0 !
rel@kern{0.6}kern-dimen@
if#31
overline{rel@kern{-0.6}kerndimen@macc@nucleusrel@kern{0.4}kerndimen@}%
advancedimen@0.4dimexprmacc@kerna
%Place the combined final kern (-dimen@) if it is >0 or if a superscript follows:
letfinal@kern#2%
ifdimdimen@<z@ letfinal@kern1fi
iffinal@kern1 kern-dimen@fi
else
overline{rel@kern{-0.6}kerndimen@#1}%
fi
}%
macc@depth@ne
letmath@bgroup@empty letmath@egroupmacc@set@skewchar
mathsurroundz@ frozen@everymath{mathgroupmacc@grouprelax}%
macc@set@skewcharrelax
letmathaccentVmacc@nested@a
%The following initialises macc@kerna and calls mathaccent:
if#31
macc@nested@arelax111{#1}%
else
%If the argument consists of more than one symbol, and if the first token is
%a letter, use that letter for the computations:
defgobble@till@marker##1endmarker{}%
futureletfirst@chargobble@till@marker#1endmarker
ifcatnoexpandfirst@char Aelse
deffirst@char{}%
fi
macc@nested@arelax111{first@char}%
fi
endgroup
}
makeatother
%%%% with mathabx (without loading it))
DeclareFontFamily{U}{mathx}{hyphencharfont45}
DeclareFontShape{U}{mathx}{m}{n}{
<-6> mathx5 <6-7> mathx6 <7-8> mathx7
<8-9> mathx8 <9-10> mathx9
<10-12> mathx10 <12-> mathx12
}{}
DeclareSymbolFont{mathx}{U}{mathx}{m}{n}
DeclareFontSubstitution{U}{mathx}{m}{n}
DeclareMathAccent{varwidebar}{0}{mathx}{"73}
begin{document}
[ widebar{(g, varepsilon)} ]
[ varwidebar{(g, varepsilon)} ]
end{document}
answered Feb 10 at 13:39
BernardBernard
173k776204
173k776204
add a comment |
add a comment |
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is an option.– manooooh
Feb 10 at 13:45