This module gives support for rationalnumber arithmetic.
此模块提供对有理数算法的支持。
2
Literally, it seems possible to say that the existence of rationalnumber is reasonable.
从字面上理解，取名“有理数”可能是说，这类数的存在是合理合法的。
3
Through the corresponding between integral coefficient polynomial and rationalnumber, this paper obtains factorization from factorization of polynomial by the way of sieve in true fraction series.