### I. WORDS EXPRESSING ABSTRACT RELATIONS

#### V. NUMBER

##### 1. NUMBER, IN THE ABSTRACT
Number.

[Nouns] number, symbol, numeral, figure, cipher, digit, integer; counter; round number; formula; function; series.

sum, difference, complement, subtrahend; product; multiplicand, multiplier, multiplicator; coefficient, multiple; dividend, divisor, factor, quotient, submultiple, fraction; mixed number, complex number, complex conjugate; numerator, denominator; decimal, circulating decimal, repetend; common measure, aliquot part; prime number; reciprocal; totient.

permutation, combination, variation; election.

ratio, proportion, progression; arithmetical progression, geometrical progression, harmonical progression; percentage.

figurate numbers, pyramidal numbers, polygonal numbers.

power, root, exponent, index, logarithm, antilogarithm; modulus.

differential, integral, fluxion, fluent.

[Adjectives] numeral, complementary, divisible, aliquot, reciprocal, prime, relatively prime, fractional, decimal, figurate, incommensurable.

proportional, exponential, logarithmic, logometric, differential, fluxional, integral, totitive.

positive, negative; rational, irrational; surd, radical, real; complex, imaginary; finite; infinite; impossible.