rational number in a sentence

Examples

1. showed that any elliptic curve over the rational numbers has infinitely many supersingular primes.
2. Rational numbers are constructed by the division of natural numbers.
3. field that has the rational numbers as a subfield.
4. The rational numbers are ordered pairs of integers, right?
5. He could mathematically prove that the square root of 2 was not a rational number.
6. The nonzero rational numbers form a group under multiplication.
7. Rational numbers are the quotient field of integers.
8. Thus 22 / 7 is a rational number.
9. Namely, where is the field of rational numbers.
10. The set of all rational numbers is countable.