Rational Numbers Set Symbol. For example the natural. ℂ denotes the set of complex numbers a bi.
A b ℝ with i 1. The set formed by rational numbers and irrational numbers is called the set of real numbers and is denoted as r. ℚ denotes the set of rational numbers p q.
ℝ denotes the set of real numbers consisting of directed distances from a designated point zero on the continuum of the real line.
It is part of a family of symbols presented with a double struck type face that represent the number sets used as a basis for mathematics. It is part of a family of symbols presented with a double struck type face that represent the number sets used as a basis for mathematics. A b ℝ with i 1. ℝ denotes the set of real numbers consisting of directed distances from a designated point zero on the continuum of the real line.