1 files changed, 17 insertions, 0 deletions
diff --git a/tex/context/base/mkiv/char-def.lua b/tex/context/base/mkiv/char-def.lua
index 3208eab6b..6449e085e 100644
--- a/tex/context/base/mkiv/char-def.lua
+++ b/tex/context/base/mkiv/char-def.lua
@@ -456,6 +456,7 @@ characters.data={
   direction="es",
   linebreak="pr",
   mathclass="binary",
+  mathgroup="nary arithmic",
   unicodeslot=0x2B,
  },
  {
@@ -479,6 +480,7 @@ characters.data={
   direction="es",
   linebreak="hy",
   mathclass="ordinary",
+  mathgroup="binary arithmic",
   mathextensible="h",
   mathfiller="relfill",
   mathname="mathhyphen",
@@ -656,6 +658,7 @@ characters.data={
   direction="on",
   linebreak="al",
   mathclass="relation",
+  mathgroup="nary relation",
   mathname="lt",
   mirror=0x3E,
   textclass="open",
@@ -671,6 +674,7 @@ characters.data={
   linebreak="al",
   mathextensible="h",
   mathfiller="equalfill",
+  mathgroup="nary relation",
   mathspec={
    {
     class="relation",
@@ -691,6 +695,7 @@ characters.data={
   direction="on",
   linebreak="al",
   mathclass="relation",
+  mathgroup="nary relation",
   mathname="gt",
   mirror=0x3C,
   textclass="close",
@@ -2299,6 +2304,7 @@ characters.data={
   direction="on",
   linebreak="ai",
   mathclass="binary",
+  mathgroup="nary arithmic",
   mathname="times",
   synonyms={ "cartesian product" },
   unicodeslot=0xD7,
@@ -2698,6 +2704,7 @@ characters.data={
   direction="on",
   linebreak="ai",
   mathclass="binary",
+  mathgroup="binary arithmic",
   mathname="div",
   synonyms={ "obelus" },
   unicodeslot=0xF7,
@@ -64126,6 +64133,7 @@ characters.data={
   description="DOUBLE-STRUCK CAPITAL C",
   direction="l",
   linebreak="al",
+  mathgroup="constant set",
   mathname="complexes",
   specials={ "font", 0x43 },
   synonyms={ "complex numbers", "the set of complex numbers" },
@@ -64318,6 +64326,7 @@ characters.data={
   description="DOUBLE-STRUCK CAPITAL N",
   direction="l",
   linebreak="al",
+  mathgroup="constant set",
   mathname="naturalnumbers",
   specials={ "font", 0x4E },
   synonyms={ "natural number" },
@@ -64358,6 +64367,7 @@ characters.data={
   description="DOUBLE-STRUCK CAPITAL P",
   direction="l",
   linebreak="al",
+  mathgroup="constant set",
   mathname="primes",
   specials={ "font", 0x50 },
   unicodeslot=0x2119,
@@ -64367,6 +64377,7 @@ characters.data={
   description="DOUBLE-STRUCK CAPITAL Q",
   direction="l",
   linebreak="al",
+  mathgroup="constant set",
   mathname="rationals",
   specials={ "font", 0x51 },
   synonyms={ "rational numbers", "the set of rational numbers" },
@@ -64399,6 +64410,7 @@ characters.data={
   description="DOUBLE-STRUCK CAPITAL R",
   direction="l",
   linebreak="al",
+  mathgroup="constant set",
   mathname="reals",
   specials={ "font", 0x52 },
   synonyms={ "real numbers", "the set of real numbers" },
@@ -64462,6 +64474,7 @@ characters.data={
   description="DOUBLE-STRUCK CAPITAL Z",
   direction="l",
   linebreak="al",
+  mathgroup="constant set",
   mathname="integers",
   specials={ "font", 0x5A },
   synonyms={ "integers", "the set of integers" },
@@ -66814,6 +66827,7 @@ characters.data={
   description="EMPTY SET",
   direction="on",
   linebreak="al",
+  mathgroup="constant set",
   mathclass="ordinary",
   mathname="emptyset",
   synonyms={ "null set" },
@@ -66981,6 +66995,7 @@ characters.data={
   description="MINUS SIGN",
   direction="es",
   linebreak="pr",
+  mathgroup="binary arithmic",
   mathspec={
    {
     class="binary",
@@ -67937,6 +67952,7 @@ characters.data={
   description="LESS-THAN OR EQUAL TO",
   direction="on",
   linebreak="ai",
+  mathgroup="nary relation",
   mathlist={ 0x3C, 0x3D },
   mathspec={
    {
@@ -67958,6 +67974,7 @@ characters.data={
   description="GREATER-THAN OR EQUAL TO",
   direction="on",
   linebreak="ai",
+  mathgroup="nary relation",
   mathlist={ 0x3E, 0x3D },
   mathspec={
    {