twin primes

twin primes

[¦twin ′prīmz]
(mathematics)
A pair of prime numbers that differ by 2.
References in periodicals archive ?
Yamagishi, A note on Chebyshev polynomials, cyclotomic polynomials and twin primes, J.
Mathematics makes its way into the book especially in pages 111-115, where the author Paolo Giordano reflects on the special qualities of prime numbers, and twin primes in particular.
In addition to twin primes with their gaps of 2, triplets may occur in baskets of width 6.
A disquisition on algebraic topics accompanies "The Archimedes Principle (1984)," the chapter about Michela's disappearance; and an explanation of the prime numbers, especially the twin primes, occurs in the chapter "In and Out of the Water (1998)": "Mattia thought that he and Alice were like that, twin primes, alone and lost, close but not close enough to really touch each other.
the median 3(2a - 1) between the twin primes p = 3 (2a - 1) - D and p' = p = 3 (2a - 1) + D that are a distance 2D apart is again a linear function of the running natural number [alpha].
One such conjecture is that there are infinitely many twin primes. A prime number is only divisible by itself and one.
From our conjectures we also know that there exists close relationship between the solutions of the equations (1), (2) and the twin primes. So we think that the above unsolved problems are very interesting and important.
These are twin primes, and all twin primes will appear as similar vertical black lines two units apart; for example, 41 and 43 form another twin pair visible in
If the separation between the primes is 2, they are called twin primes. Examples are 17 and 19, or 1,607 and 1,609.
The significance of this result, and why many mathematicians believe that the twin primes conjecture 'there are infinitely many primes p such that p + 2 is also prime' is true, even though there is yet no proof is discussed nicely in the article by Ellenberg (see: http:// www.slate.com/articles/health_and_science/ do_the_math/2013/05/yitang_zhang_twin_ primes_conjecture_a_huge_discovery_about_ prime_numbers.single.html).
Abstract For any positive integer n [greater than or equal to] 3, if n and n + 2 both are primes, then we call that n and n + 2 are twin primes. In this paper, we using the elementary method to study the relationship between the twin primes and some arithmetical function, and give a new critical method for twin primes.
Despite the fact that primes are separated on average by bigger gaps as numbers increase (illustration highlights prime numbers, counting from 1 at upper left to 625 at lower right), evidence suggests that primes continue to appear as "twin primes" (green triangles) no matter how high you go.