Example image of eyePlorer eyePlorer map for 'Real number': Decimal representation Irrational number Mathematics Number line Rational number Square root of 2 Archimedean property Cauchy sequence Complete metric space Dedekind cut Equivalence class Order theory 0 (number) Algebraic number Negative and non-negative numbers Transcendental number Continuous function Least upper bound axiom Ordered field Total order Supremum Upper and lower bounds Algebraically closed field Complex number Computer algebra system Computable number Almost all Countable set Constructivism (mathematics) Definable real number NP-complete P versus NP problem Polynomial time Real computation Sharp-P Bekenstein bound Holographic principle Blackboard bold R Set (mathematics) Dimension Lie algebra Matrix (mathematics) Polynomial Fraction (mathematics) History of Egypt Shulba Sutras Vedic period Indian mathematics Manava