Ramsey number

例句：

1. 1. The Ramsey numbers are used in computer science to study the distribution of prime numbers.
   拉姆塞数在计算机科学中用于研究质数的分布。
2. 2.The Ramsey numbers were discovered by mathematician Alan Turing in the 1930s.
   拉姆塞数是由数学家艾伦·图灵在20世纪30年代发现的。
3. 3.The Ramsey numbers have applications in cryptography and coding theory.
   拉姆塞数在密码学和编码理论中有应用。