Example image of eyePlorer eyePlorer map for 'Transcendental number': Algebraic number Coefficient Complex number Mathematics Polynomial Rational number E (mathematical constant) Almost all Countable set Real number Uncountable set Irrational number Leonhard Euler Algebraic function Gottfried Leibniz Joseph Liouville Liouville number Factorial Johann Heinrich Lambert Charles Hermite Georg Cantor Ferdinand von Lindemann Euler's identity Karl Weierstrass Lindemann–Weierstrass theorem Compass and straightedge constructions Squaring the circle David Hilbert Hilbert's seventh problem Gelfond–Schneider theorem Alan Baker (mathematician) Mathematical proof Root of a function Cantor's diagonal argument Square root of 2 Algebraic independence Algebraically closed field Computable number Continued fraction Kurt Mahler Gelfond's constant Gelfond–Schneider constant Hilbert number Trigonometric functions Natural logarithm Gamma function Champernowne constant Chaitin's constant Floor and ceiling functions Prouhet–Thue–Morse constant