\bigcircTopic Big operatorsAvailable in baseAllowed mode mathFrequency <0.01% of corpus formulasrank 270 of 474Glyph ◯Unicode U+25EF · LARGE CIRCLEIn TeXForm#TeXForm parses this entry as a character leaf mapped to U+25EF (LARGE CIRCLE).In Big operators18∑\sum∫\int∏\prod⋃\bigcup⨁\bigoplus⋂\bigcap∬\iint∮\oint⋀\bigwedge⋁\bigvee⨂\bigotimes◯\bigcircAll 18 in Big operators