@freemo i barely understand what is this. anybody else...?
@freemo Thank you, i didn't know what does real number means in English, now i know.( i knew it in Chinese)
Real number include 0; -4; 3/4 and √2 and π
@freemo
real number 实数
integer 有理数/整数
non-integer 无理数
@Sphinx A countable partition of an uncountable set.
@Sphinx The different classifications for real numbers :)