The period is used as a decimal point in our number system.
according to number system in Indian numbervsystem periods are 4 in international number system periods are 3
unit, thousand, million billion and so on
The Pennsylvanian and Mississippian periods can be best explained by the carboniferous system which is divided into a number of sections. The division came from the North America stratigraphy.
Periods represent the number of shells in a particular element
I would see your GP about this as it could mean you are pregnant but it could mean a number of other things.
3 periods
System Reference Number.
A period is a group of 3 digits in a number. For example: 6,756,215,985,000,000 .this number has 5 periods, because every group of 3 digits counts as a period. Another example: 214,587,425. this number has 3 periods. another example: 12. this number has 0 periods. another example: 54,554,215,487,256,542,154,252,563,253,256,896,585,487,545,468. (this number has 15 periods.) well...I hope I helped! :)
I'm guessing that you mean menstrual periods so, Your vagina?
It is: L = 50
a) This could be a special numbering system, such as the Dewey Decimal System used in libraries. Such as 620.105.3.1.b) Or do you refer to repeating decimals, such as 6.304 304 304.
The "periods" in a big number are the groups of 3 digits between the commas. The correct way to write this big number is: 645,165,758 ... in 3 periods.