Example image of eyePlorer eyePlorer map for 'Egyptian fraction': Unit fraction Fraction (mathematics) Integer Numerator Negative and non-negative numbers Rational number Addition Decimal Number theory Recreational mathematics Egyptian mathematics Egyptian numerals Eye of Horus Middle Kingdom of Egypt Akhmim wooden tablet Egyptian Mathematical Leather Roll Kahun Papyrus Moscow Mathematical Papyrus Reisner Papyrus Rhind Mathematical Papyrus Ahmes Second Intermediate Period of Egypt Word problem (mathematics education) Egyptian hieroglyphs Multiplicative inverse Dyadic rational Hekat (volume) Composite number Prime number Practical number Greedy algorithm for Egyptian fractions Liber Abaci Almagest Babylonian mathematics Ptolemy Fibonacci Mixed radix James Joseph Sylvester Sylvester's sequence Engel expansion Erdős–Graham conjecture Znám's problem Ernest S. Croot III Primary pseudoperfect number Ronald Graham Irrational number Erdős–Straus conjecture Odd greedy expansion Brute-force search Computational complexity theory