🇳🇱
A little diagram ive been tinkering with to show the relationship between the different types of Real Numbers.
@freemo i barely understand what is this. anybody else...? 
@freemo
real number 实数
integer 有理数/整数
non-integer 无理数
@Sphinx @freemo I barely can math, but I really liked this visualisation by Matt Parker on the Numberphile channel: https://youtu.be/5TkIe60y2GI
@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