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In cryptography, a Caesar cipher, also known as Caesar's cipher, the shift cipher, Caesar's code, or Caesar shift, is one of the simplest and most widely known encryption techniques. It is a type of substitution cipher in which each letter in the plaintext is replaced by a letter some fixed number of positions down the alphabet .
ROT13 is a special case of the Caesar cipher which was developed in ancient Rome, used by Julius Caesar in the 1st century BC. [1] An early entry on the Timeline of cryptography . ROT13 can be referred by "Rotate13", "rotate by 13 places", hyphenated "ROT-13" or sometimes by its autonym "EBG13".
If you love Scrabble, you'll love the wonderful word game fun of Just Words. Play Just Words free online!
Then drop into a community game and find out! Make as many words as you can from the scrambled word grid to score points before the timer expires. By Masque Publishing
Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.
Math Rescue is a 1992 educational platform game created by Karen Crowther of Redwood Games and published by Apogee Software. Its early pre-release title was "Number Rescue". [1] Released in October 1992 for the MS-DOS platform, it is a loose successor to the earlier game Word Rescue, whose game engine was used to power the new game with minor ...
The Greek letters of a Polybius square. The Polybius square, also known as the Polybius checkerboard, is a device invented by the ancient Greeks Cleoxenus and Democleitus, and made famous by the historian and scholar Polybius. [1]
A user will input a number and the Calculator will use an algorithm to search for and calculate closed-form expressions or suitable functions that have roots near this number. Hence, the calculator is of great importance for those working in numerical areas of experimental mathematics. The ISC contains 54 million mathematical constants.