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  • COMBINATORIAL INEQUALITIES ARISING FROM THE INCLUSION-EXCLUSION PRINCIPLE.

    Published in:
    Journal of Mathematical Inequalities, 2022, v. 16, n. 4, p. 1455, doi. 10.7153/jmi-2022-16-95
    By:
    • PHAKHINKON NAPP PHUNPHAYAP;
    • TAMMATADA KHEMARATCHATAKUMTHORN;
    • NAT SOTHANAPHAN;
    • KRITKHAJOHN ONPHAENG;
    • WATCHARAKIETE WONGCHAROENBHORN;
    • PATCHAREE SUMRITNORRAPONG;
    • PRAPANPONG PONGSRIIAM
    Publication type:
    Article

  • A complete comparison for the number of palindromes in different bases.

    Published in:
    AIMS Mathematics (2473-6988), 2023, v. 8, n. 4, p. 9924, doi. 10.3934/math.2023502
    By:
    • Phakhinkon Napp Phunphayap;
    • Prapanpong Pongsriiam
    Publication type:
    Article

  • Digit Maps.

    Published in:
    Mathematical Gazette, 2023, v. 107, n. 568, p. 35, doi. 10.1017/mag.2023.5
    By:
    • Phoopha, Niphawan;
    • Pongsriiam, Prapanpong;
    • Phunphayap, Phakhinkon Napp
    Publication type:
    Article