
Ltd.Īccording to many news sources, the website was a big hit in the media and was receiving around 1.2 billion page views with visitors from more than 225 countries. According to the Internet Archive, the website was managed by a company called Meridian Tech Pte. The reason for taking the website down is really not known. Ziddu – Free File Hosting or Cloud Storageįrom 2007 to 2016, was well known for providing free file hosting or cloud storage services. We thought to share this information due to a large number of emails from previous users that keep asking us what happened to the old website. In this article, we are to share the history behind our domain. ≡ 1.Ziddu has a lot of history which the website had been well known for multiple times. For having more symbols, other typefaces are also used, mainly boldface a, A, b, B, … means that the distribution of the random variable X is standard normal. In mathematical formulas, the standard typeface is italic type for Latin letters and lower-case Greek letters, and upright type for upper case Greek letters.

As the number of these sorts has remarkably increased in modern mathematics, the Greek alphabet and some Hebrew letters are also used.

Letters are used for representing many other sorts of mathematical objects. Historically, upper-case letters were used for representing points in geometry, and lower-case letters were used for variables and constants.

The decimal digits are used for representing numbers through the Hindu–Arabic numeral system. The most basic symbols are the decimal digits (0, 1, 2, 3, 4, 5, 6, 7, 8, 9), and the letters of the Latin alphabet.

As formulas are entirely constituted with symbols of various types, many symbols are needed for expressing all mathematics. A mathematical symbol is a figure or a combination of figures that is used to represent a mathematical object, an action on mathematical objects, a relation between mathematical objects, or for structuring the other symbols that occur in a formula.
