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  1. #1
    Player
    Mikey_R's Avatar
    Join Date
    Apr 2014
    Posts
    1,603
    Character
    Mike Aettir
    World
    Cerberus
    Main Class
    Paladin Lv 100
    The problem is the language of Maths is very specific and unless you get the exact wording in regards to explaining something, there will always be wiggle room.

    There are several reasons why 1 is not considered Prime. Obviously, the Fundamental Theorem of Arithmetic has been stated. This reads, 'Every positive integer (greater than 1) can be represented in exactly ONE way apart from rearrangements as a product of more than one prime. (from Wolfram Alpha)

    The main thing to take away here is 'exactly one'. By allowing 1 to be a prime number, you open up avenues for every number having an infinite number of prime factorizations, after all, you can just keep multiplying by 1 and get the same result.

    You also get clues in the definitions of Primes themselves. That being a number that can only be divided by itself AND one.

    Again, very specific wording. The 'and' in important as that implies two, distinct numbers must be able to divide by the original number. 1 can only divide into itself, so it does not have 2 unique divisors.

    If yo also take into account all the mathematical proofs out there, the vast majority of them, when talking about prime numbers, would have to exclude 1 as being prime. It is just easier to assume 1 is not prime and if you need 1 to be 'prime' for your proof, you just state 'all primes including 1'.

    At the end of the day, it is all arbitrary. The universe has not forced this upon us, this is all the language of maths and it can change, just like any other spoken language. Somethings probably will not change, but some definitions might need to be updated with the advent of new discoveries. At this moment in time, 1 is not a prime by definition.
    (14)

  2. #2
    Player
    RicaRuin's Avatar
    Join Date
    Jul 2016
    Location
    Ishgard
    Posts
    2,671
    Character
    Rica Elak'ha
    World
    Cerberus
    Main Class
    Summoner Lv 100
    "A prime number (or a prime) is a natural number greater than 1 that is not a product of two smaller natural numbers."

    Mind the greater than 1 part.

    Maybe it's just the skill name that's a little weird, but that doesn't make it a bug at all. (In German, it's working as intended bc it literally tells you to go for a Prime Number.)
    (2)
    Last edited by RicaRuin; 06-08-2021 at 08:40 PM.

    I'm taking Lore way too seriously. And I'm not sorry about that.

  3. #3
    Player
    Dzian's Avatar
    Join Date
    Feb 2012
    Location
    Ul'dah
    Posts
    2,837
    Character
    Scarlett Dzian
    World
    Sargatanas
    Main Class
    Bard Lv 76
    Quote Originally Posted by Fynlar View Post
    Going by what's usually touted as a prime number (divisible only by itself and 1), I feel like it should be; that or the commonly touted "rule" should be revised.
    .
    1 isn't a prime number because its not considered to be a number at all. its considered to be "The Quantifier" or "The unit" around which all numbers or "integers" are based.

    It's the same rule that means 1 is not a triangular number or a square number or any other type of number. Because 1 is "the unit".

    Without 1 for example. 2, 3, 7, a million. All become unquantifiable.
    (5)
    Last edited by Dzian; 06-09-2021 at 01:52 PM.

  4. #4
    Player
    Pepsi_Plunge's Avatar
    Join Date
    Nov 2018
    Location
    Limsa Lominsa
    Posts
    927
    Character
    Pepsi Plunge
    World
    Lich
    Main Class
    Gunbreaker Lv 80
    Math's boring. Can we go back arguing if November is Fall or Winter?
    (17)
    Pepsis Eorzea-Tagebuch:
    https://de.finalfantasyxiv.com/lodestone/character/22850747/blog/


  5. #5
    Player
    Jettinson's Avatar
    Join Date
    Feb 2021
    Location
    Ul'Dah
    Posts
    792
    Character
    Ivan Moondiver
    World
    Alpha
    Main Class
    Warrior Lv 80
    Quote Originally Posted by Pepsi_Plunge View Post
    Math's boring. Can we go back arguing if November is Fall or Winter?
    With Endwalker we're gonna argue about how the Earth is flat probably, so a little patience on the way lol
    (11)

  6. #6
    Player
    spf1200's Avatar
    Join Date
    Mar 2015
    Posts
    500
    Character
    Xant'cha Argoth
    World
    Excalibur
    Main Class
    Arcanist Lv 90
    Quote Originally Posted by Venandi View Post
    Go pet your cat and snark me because you lost the debate.
    Guess we can add math to the list of things your mind just can't comprehend
    (11)

  7. #7
    Player
    Godzillaxpowerrangers's Avatar
    Join Date
    Sep 2013
    Posts
    269
    Character
    Ayatane Wolfblade
    World
    Cerberus
    Main Class
    Reaper Lv 100
    Was going to say the note before the boss list prime numbers and 1 is not on it.
    (10)

  8. #8
    Player

    Join Date
    Jul 2017
    Posts
    3,327
    Ahh, FFXIV forums how somethings just never change.
    (3)

  9. #9
    Player
    TaleraRistain's Avatar
    Join Date
    Jun 2015
    Posts
    5,607
    Character
    Thalia Beckford
    World
    Jenova
    Main Class
    Gunbreaker Lv 100
    Not a bug. Part of the definition of prime numbers that gets left out is that they need to be greater than 1. So 1 itself is not a prime number. When prime numbers were conceived, it wasn't really considered a number, since it's a building block of other numbers.
    (3)

  10. #10
    Player
    Fland's Avatar
    Join Date
    Apr 2015
    Posts
    357
    Character
    Fraemoht Grehaerzsyn
    World
    Tonberry
    Main Class
    Summoner Lv 90
    So according to OP, November is not fall and 1 is a prime number. Those are physics and math.
    I wonder if OP's next threads will be something related to chemistry and biology.

    Looking forward to your next alt science thread, OP!
    (4)

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