The sign of the number pi is made up of black digits on the background of a row of gray digitsThe sign of the number Pi is made up of black digits on the background of a row of gray digits
The 2012 numbers are black and yellow on a black background with a light accent at the first digitThe 2012 numbers are black and yellow on a black background with a light accent at the first digit
Numbers and letters on a blue background for the desktopNumbers and letters on a blue background for the desktop
2012 offended the number 1, but wished not to relax2012 offended the number 1, but wished not to relax
A huge number of mathematical formulas on a gray background with a light centerA huge number of mathematical formulas on a gray background with a light center
Категория, характеризующая предметы и явления внешнего мира со стороны величины, объёма, числа. Число, величина.