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  2. Telephone numbers in Italy - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_Italy

    Telephone numbers in Italy are managed by the Autorità per le Garanzie nelle Comunicazioni (AGCOM), a national regulatory authority for the communication industry located in Rome. Italian telephone numbers are defined by an open telephone numbering plan that assigns subscriber telephone numbers of six to eleven digits.

  3. Piphilology - Wikipedia

    en.wikipedia.org/wiki/Piphilology

    Later computers calculated pi to extraordinary numbers of digits (2.7 trillion as of August 2010), [4] and people began memorizing more and more of the output. The world record for the number of digits memorized has exploded since the mid-1990s, and it stood at 100,000 as of October 2006. [ 6 ]

  4. List of dialling codes in Italy - Wikipedia

    en.wikipedia.org/.../List_of_dialling_codes_in_Italy

    This is a list of dialing codes used in Italy Zone 1 - Liguria, Piedmont, ... Telephone numbers in Italy; Area codes This page was last edited on 2 August 2024, at ...

  5. Mike Keith (mathematician) - Wikipedia

    en.wikipedia.org/wiki/Mike_Keith_(mathematician)

    Keith has written several long works of constrained writing, such as Cadaeic Cadenza, a story in which the number of letters in successive words spells out the first 3835 digits of the number pi; [3] the book Not A Wake: A Dream Embodying π's Digits Fully for 10000 Decimals, which similarly encodes the first 10,000 digits of pi with texts ...

  6. The digits of pi extend into infinity, and pi is itself an irrational number, meaning it can’t be truly represented by an integer fraction (the one we often learn in school, 22/7, is not very ...

  7. National conventions for writing telephone numbers - Wikipedia

    en.wikipedia.org/wiki/National_conventions_for...

    The total length of the Subscriber Trunk Dialing code and the phone number is ten digits. The Subscriber Trunk Dialing code can have from two digits (11 or 011) up to four digits. Mobiles: Written as AAAAA-BBBBB for ease of remembering (though the prefix is either 2-digits or 4-digits in the numbering plan). Mobile numbers which are not local ...

  8. Like infinite digits of pi, there are endless ways to ... - AOL

    www.aol.com/infinite-digits-pi-endless-ways...

    Pi Day is celebrated each year on March 14 because the date's numbers, 3-1-4 match the first three digits of pi, the never-ending mathematical number. ... which starts at 1:59 p.m. in a wink to ...

  9. Borwein's algorithm - Wikipedia

    en.wikipedia.org/wiki/Borwein's_algorithm

    Start by setting [4] = = = + Then iterate + = + + = (+) + + = (+ +) + + + Then p k converges quadratically to π; that is, each iteration approximately doubles the number of correct digits.The algorithm is not self-correcting; each iteration must be performed with the desired number of correct digits for π 's final result.