👉 Empyreal is a mathematical concept in physics and engineering that represents the absence of any physical quantity or property. In mathematical terms, an empty real number is a number that has no value for any arithmetic operations (such as addition, subtraction, multiplication, division) on it. For example, if we consider the number 1/0, which represents the division of zero by zero, its empyrealness is clear since there is no real number to multiply or divide it with. In a
