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  2. List of English palindromic phrases - Wikipedia

    en.wikipedia.org/wiki/List_of_English...

    A palindrome is a word, number, phrase, or other sequence of symbols that reads the same backwards as forwards, such as the sentence: "A man, a plan, a canal – Panama". ". Following is a list of palindromic phrases of two or more words in the English language, found in multiple independent collections of palindromic phra

  3. Palindrome - Wikipedia

    en.wikipedia.org/wiki/Palindrome

    A notable palindrome day is this century's 2 February 2020 because this date is a palindrome regardless of the date format by country (yyyy-mm-dd, dd-mm-yyyy, or mm-dd-yyyy) used in various countries. For this reason, this date has also been termed as a "Universal Palindrome Day".

  4. List of palindromic places - Wikipedia

    en.wikipedia.org/wiki/List_of_palindromic_places

    A palindromic place is a city or town whose name can be read the same forwards or backwards. An example of this would be Navan in Ireland. Some of the entries on this list are only palindromic if the next administrative division they are a part of is also included in the name, such as Adaven, Nevada.

  5. Longest palindromic substring - Wikipedia

    en.wikipedia.org/wiki/Longest_palindromic_substring

    Since the palindrome at the MirroredCenter is "aba" and extends beyond the boundaries of the "Old" palindrome, we know the longest palindrome at the second "b" can only extend up to the border of the "Old" palindrome. We know this because if the character after the "Old" palindrome had been an "a" instead of a "c", the "Old" palindrome would ...

  6. Lychrel number - Wikipedia

    en.wikipedia.org/wiki/Lychrel_number

    He wrote a C program to perform the reversal and addition iterations and to check for a palindrome after each step. The program ran in the background with a low priority and produced a checkpoint to a file every two hours and when the system was shut down, recording the number reached so far and the number of iterations. It restarted itself ...

  7. Palindrome tree - Wikipedia

    en.wikipedia.org/wiki/Palindrome_Tree

    In computer science a palindrome tree, also called an EerTree, [1] is a type of search tree, that allows for fast access to all palindromes contained in a string.They can be used to solve the longest palindromic substring, the k-factorization problem [2] (can a given string be divided into exactly k palindromes), palindromic length of a string [3] (what is the minimum number of palindromes ...

  8. US imposes new sanctions on Iran's shadow fleet, Treasury ...

    www.aol.com/us-imposes-sanctions-irans-shadow...

    The United States imposed sanctions on more than 30 people and vessels for their role in selling and transporting Iranian petroleum-related products.

  9. Emirp - Wikipedia

    en.wikipedia.org/wiki/Emirp

    An emirp (an anadrome of prime) is a prime number that results in a different prime when its decimal digits are reversed. [1] This definition excludes the related palindromic primes.