Open AccessPROOF WITHOUT WORDS: RELATIONSHIP BETWEEN THE SUM OF TRIANGULAR NUMBERS, SUM OF NATURAL NUMBERS, AND SUM OF SQUARE NUMBERS
Author(s) -
Yukio Kobayashi
Publication year - 2021
Publication title -
far east journal of mathematical education/far east journal of mathematical education
Language(s) - English
Resource type - Journals
eISSN - 2583-343X
pISSN - 0973-5631
DOI - 10.17654/me021010083
Subject(s) - natural number , mathematics , square (algebra) , combinatorics , natural (archaeology) , discrete mathematics , arithmetic , geometry , archaeology , history