User:Bj norge

Created by user:bj norge

standard copy paper is 0.07 - 0.18 mm thick

Technology
--Testing reference --

The Sun is pretty big, but the Moon is not so big. The Sun is also quite hot. The Sun is pretty big, but the Moon is not so big. The Sun is also quite hot.

Test of TeX
$$\int_{-\infty}^{+\infty}{\frac{\sqrt{\alpha}}{\beta}} $$