American scientist Berthold Uloman

[jarinislamfatema]

The author of a theory according to which the sign was introduced into use by monks in the Middle Ages. In Latin, it replaced the widely used expression "ad". It was often used instead etc.

In some dialects (French, Portuguese, Spanish) the sign was named after the old unit of weight in Spain, the "arroba", equal to about 15 kg. When written, it was denoted by @ for brevity.

Later, financial documents often wrote something Ukraine cell phone number list like "7 widgets $2 each = $14". This meant that "the cost of 7 copies (of something) at $2 each equals $14". Since this sign was widely used in commerce and was placed on the keyboard of typewriters, it later appeared on computer keyboards.

The founder of email, Ray Tomlinson, chose the @ sign to transmit text messages between computers. It was chosen because a symbol was needed that was already on the keyboard, but was not used to write any names. It was from this moment that its march across the vastness of the Internet began.

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