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1.1 root 1: .EQ
2: delim $$
3: .EN
4: .EQ
5: tdefine ciplus % "\(O+" %
6: ndefine ciplus % O+ %
7: tdefine citimes % "\(Ox" %
8: ndefine citimes % Ox %
9: tdefine =wig % "\fS\v'-.2m'\z\(ap\v'.3m'=\v'-.1m'\fP" %
10: ndefine =wig % ="~" %
11: tdefine bigstar % "\s+2\fS\(**\fP\s-2" %
12: ndefine bigstar % X|- %
13: tdefine =dot % "\z\(eq\v'-.6m'\h'.2m'\s+2.\s-2\v'.6m'\h'.1m'" %
14: ndefine =dot % = dot %
15: tdefine orsign % "\fS\(or\fP" %
16: ndefine orsign % \e/ %
17: tdefine andsign % "\fS^\fP" %
18: ndefine andsign % /\e %
19: tdefine =del % "\fS\v'-.4m'\s-2\z\(*D\s+2\h'-.05m'\v'.5m'=\v'-.1m'\fP" %
20: ndefine =del % = to DELTA %
21: tdefine oppA % "\(fa" %
22: ndefine oppA % V- %
23: tdefine oppE %"\(te" %
24: ndefine oppE % E/ %
25: tdefine incl % "\s-5\h'-.1m'\v'-.1m'\z|\s+2\h'.2m'\v'-.35m'\z\(em\v'.7m'\z\(em\v'.2m'\(em\v'-.45m'\s+3" %
26: ndefine incl % C_ %
27: tdefine nomem % "\fS\h'.2m'\v'.05m'\z\(sl\v'-.05m'\h'-.2m'\(mo\fP" %
28: ndefine nomem % C-/ %
29: tdefine angstrom % "\fR\zA\v'-.3m'\h'.2m'\(de\v'.3m'\fP\h'.2m'" %
30: ndefine angstrom % A to o %
31: tdefine star % "\(**" %
32: ndefine star % * %
33: tdefine <wig % "\z<\v'.4m'\(ap\v'-.4m'" %
34: ndefine <wig %{ < from "~" }%
35: tdefine >wig % "\z>\v'.4m'\(ap\v'-.4m'" %
36: ndefine >wig %{ > from "~" }%
37: tdefine langle % "\fS\N'225'\fP" %
38: ndefine langle %<%
39: tdefine rangle % "\fS\N'241'\fP" %
40: ndefine rangle %>%
41: tdefine hbar % "\v'.2m'\s+3\N'194'\s-3\v'-.2m'\h'-.3m'h" %
42: ndefine hbar % h\u-\d %
43: ndefine ppd % _| %
44: tdefine ppd % "\fS\N'94'\fP" %
45: tdefine <-> % "\fS\N'171'\fP" %
46: ndefine <-> % "<-->" %
47: tdefine <=> % "\fS\N'219'\fP" %
48: ndefine <=> % "<=>" %
49: tdefine |< % "\o'<|'" %
50: ndefine |< % <| %
51: tdefine |> % "\o'>|'" %
52: ndefine |> % |> %
53: tdefine ang % "\fS\N'208'\fP" %
54: ndefine ang % /_ %
55: tdefine rang % "\s-3\fS\h'-.2m'\v'-.1m'\z|\s+3\h'.2m'\v'.1m'\(ru\fP" %
56: ndefine rang % L %
57: tdefine 3dot % "\v'-.8m'\z.\v'.5m'\z.\v'.5m'.\v'-.2m'" %
58: ndefine 3dot % .\u.\u.\d\d %
59: tdefine thf % "\fS\N'92'\fP" %
60: ndefine thf % ..\u.\d %
61: tdefine quarter % "\f1\s-3\u1\d\s+2\(sl\s-2\&4\s+3\fP" %
62: ndefine quarter % 1/4 %
63: tdefine 3quarter % "\f1\s-3\u3\d\s+2\(sl\s-2\&4\s+3\fP" %
64: ndefine 3quarter % 3/4 %
65: tdefine degree % \(de %
66: ndefine degree % nothing sup o %
67: tdefine square % \(sq %
68: ndefine square % [] %
69: tdefine circle % \(ci %
70: ndefine circle % O %
71: tdefine blot % "\(bx" %
72: ndefine blot % HIX %
73: tdefine bullet % \(bu %
74: ndefine bullet % oxe %
75: tdefine -wig % "\(~=" %
76: ndefine -wig % - to "~" %
77: tdefine wig % \(ap %
78: ndefine wig % "~" %
79: tdefine prop % \(pt %
80: ndefine prop % oc %
81: tdefine empty % \(es %
82: ndefine empty % O/ %
83: tdefine member % \(mo %
84: ndefine member % C- %
85: tdefine scrL % "\f(ZD\(Sl\fP" %
86: ndefine scrL % (/ %
87: define cap % \(ca %
88: tdefine cup % \(cu %
89: ndefine cup % U %
90: define subset % \(sb %
91: define supset % \(sp %
92: define !subset % \(ib %
93: define !supset % \(ip %
94: define not % \(no %
95: .EN
96: .TH EQNCHAR 6
97: .CT 1 writing_troff
98: .SH NAME
99: eqnchar \- special character definitions for eqn
100: .SH SYNOPSIS
101: .B eqn /usr/pub/eqnchar
102: [
103: .I file ...
104: ]
105: .B | troff
106: [
107: .I option ...
108: ]
109: .PP
110: .B neqn /usr/pub/eqnchar
111: [
112: .I file ...
113: ]
114: .B | nroff
115: [
116: .I option ...
117: ]
118: .SH DESCRIPTION
119: .I Eqnchar
120: contains
121: .I nroff
122: and
123: .IR troff (1)
124: character definitions for constructing characters that are not
125: available on standard fonts.
126: These definitions are primarily intended for use with
127: .I neqn
128: and
129: .IR eqn (1).
130: It contains
131: definitions for the following characters
132: .PP
133: .nf
134: .ft5
135: .ta \w'angstrom 'u \n(.lu/3u +\w'angstrom 'u \n(.lu*2u/3u +\w'angstrom 'u
136: .ftR
137: \f5ciplus\fP $ciplus$ \f5||\fP $||$ \f5square\fP $square$
138: \f5citimes\fP $citimes$ \f5langle\fP $langle$ \f5circle\fP $circle$
139: \f5wig\fP $wig$ \f5rangle\fP $rangle$ \f5blot\fP $blot$
140: \f5-wig\fP $-wig$ \f5hbar\fP $hbar$ \f5bullet\fP $bullet$
141: \f5>wig\fP $>wig$ \f5ppd\fP $ppd$ \f5prop\fP $prop$
142: \f5<wig\fP $<wig$ \f5<->\fP $<->$ \f5empty\fP $empty$
143: \f5=wig\fP $=wig$ \f5<=>\fP $<=>$ \f5member\fP $member$
144: \f5star\fP $star$ \f5|<\fP $|<$ \f5nomem\fP $nomem$
145: \f5bigstar\fP $bigstar$ \f5|>\fP $|>$ \f5cup\fP $cup$
146: \f5=dot\fP $=dot$ \f5ang\fP $ang$ \f5cap\fP $cap$
147: \f5orsign\fP $orsign$ \f5rang\fP $rang$ \f5incl\fP $incl$
148: \f5andsign\fP $andsign$ \f53dot\fP $3dot$ \f5subset\fP $subset$
149: \f5=del\fP $=del$ \f5thf\fP $thf$ \f5supset\fP $supset$
150: \f5oppA\fP $oppA$ \f5quarter\fP $quarter$ \f5!subset\fP $!subset$
151: \f5oppE\fP $oppE$ \f53quarter\fP $3quarter$ \f5!supset\fP $!supset$
152: \f5angstrom\fP $angstrom$ \f5degree\fP $degree$
153: .fi
154: .PP
155: Different
156: .I eqnchar
157: definitions may be needed for different output devices.
158: Alternative files, which are named according to the
159: .BI -T dest
160: option of
161: .I troff,
162: are listed below.
163: .SH FILES
164: .nf
165: .F /usr/pub/eqnchar
166: .F /usr/pub/202eqnchar
167: .F /usr/pub/apseqnchar
168: .F /usr/pub/i300eqnchar
169: .F /usr/pub/posteqnchar
170: .fi
171: .SH SEE ALSO
172: .IR troff (1),
173: .IR eqn (1)
174: .EQ
175: delim off
176: .EN
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