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Relation: subclass

SymbolicString17The Class of alphanumeric sequences.^
    Character2An element of an alphabet, a set of numerals, etc. Note that a Character may or may not be part o...^
        AlphabeticCharacter2Any Character that is comprised of a single alphabetical character, e.g. A, B, C, D, ...^
        DigitCharacter.Any Character that is comprised of a single digit, i.e. one of the numerals 0, 1, 2, 3, 4, 5, 6, ...^

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