The operation of subtraction, i.e., minus . The operation is denoted . The minus sign "" is also used to denote a negative number, i.e., .
Minus
See also
Minus Sign, Negative, Plus, Plus or Minus, TimesExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Minus." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Minus.html