%isoamsb; — Added Math Symbols: Binary Operators Character Entities
The %isoamsb; parameter entity includes the ISO character entities with the public identifier:
ISO 8879:1986//ENTITIES Added Math Symbols: Binary Operators//EN
The following character entities are defined in this entity set:
Entity Name 
Unicode Code point 
Sample Glyph 
Description 

amalg 

NARY COPRODUCT  
Barwed  22BC 

Nand 
barwed  22BC 

Nand 
Cap  22D2 

Double intersection 
Cup  22D3 

Double union 
cuvee  22CE 

Curly logical or 
cuwed  22CF 

Curly logical and 
diam  22C4 

Diamond operator 
divonx  22C7 

Division times 
intcal  22BA 

Intercalate 
lthree  22CB 

Left semidirect product 
ltimes  22C9 

Left normal factor semidirect product 
minusb  229F 

Squared minus 
oast  229B 

Circled asterisk operator 
ocir  229A 

Circled ring operator 
odash  229D 

Circled dash 
odot  2299 

Circled dot operator 
ominus  2296 

Circled minus 
oplus  2295 

Circled plus 
osol  2298 

Circled division slash 
otimes  2297 

Circled times 
plusb  229E 

Squared plus 
plusdo  2214 

Dot plus 
rthree  22CC 

Right semidirect product 
rtimes  22CA 

Right normal factor semidirect product 
sdot  22C5 

Dot operator 
sdotb  22A1 

Squared dot operator 
setmn  2216 

Set minus 
sqcap  2293 

Square cap 
sqcup  2294 

Square cup 
ssetmn 

SET MINUS  
sstarf  22C6 

Star operator 
timesb  22A0 

Squared times 
top  22A4 

Down tack 
uplus  228E 

Multiset union 
wreath  2240 

Wreath product 
xcirc  25EF 

Large circle 
xdtri  25BD 

White downpointing triangle 
xutri  25B3 

White uppointing triangle 
coprod  2210 

Nary coproduct 
prod  220F 

Nary product 
sum  2211 

Nary summation 