example:

∑

the html code for sum is

∑

Code Name: sum
Character: ∑
Unicode Code Point (Decimal): U+2211 (8721)
Standard: HTML 4.0
DTD: HTMLsymbol
Old ISO Subnet: ISOasmb
Description: n-ary summation[17]

You can use this sum html code to customize your profiles like your myspace facebook hi5 friendster twitter and all other social network sites this is how you can put sum symbols on your web page. what else besides n-ary summation[17] do you want to know the html code?