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, , . , ( ), 䳿 ( 䳺), ( ), ( ). ֳ . (number). . . , . Numeral, . , . . , , , . n = n−1 + 1 (5=4+1, 6=5+1). , , . . . . , , , .
number, : 1) ; 2) , ; 3) . . .: one the number 1; two the number 2; three the number 3, III, one more than two; four one more than three, or six less than ten, the number 4, equivalent to the product of two and two; five equivalent to the sum of two and three, one more than four, or half of ten, the number 5; six equivalent to the product of two and three, one more than five, or four less than ten, the number 6; seven equivalent to the sum of three and four, one more than six, or three less than ten, the number 7; eight equivalent to the product of two and four, one more than seven, or two less than ten, the number 8; nine equivalent to the product of three and three, one more than eight, or one less than ten, the number 9; ten equivalent to the product of five and two, one more than nine, the number 10.
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