Today (considering you'll read this answer today).
Today
The numbers that we use today are based on the Hindu-Arabic numeral system whose numerals are: 0 1 2 3 4 5 6 7 8 and 9
The Arabic numbers, which is what are numbers are based on for the English language and are very similar to, use to have no curves or curved angles in them and had all acute, obtuse, or right angles. According to what number it was (for example 3) had three angles. Another example is 4, which still has four angles today.
Who Knows it was probably Einstein or famous scientist or genius
a mathematician
Individuals who study numbers.
A mathematician.
your luky numbers for today are #12,#45,#33
The Roman numerals of MMXII are equivalent to 2011 in today's numbers
μαθηματικός (mathematikos)
Most studies in logic: Boolean algebra, predicate logic etc are independent of numbers.
23
20001783654624447729924655237619937655454447373447873
He effected todays world because of his studies.
40/40
3.1415926535798935826264