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WikiCards · Card list · Science cards · Root of unity
Uncommon card · Science
Root of unity, an Uncommon card
In mathematics, a root of unity is any complex number that yields 1 when raised to some positive integer power n.
- Rarity
- Uncommon
- Domain
- Science
- ATK
- 74
- DEF
- 58
- Power
- 132
- Wikipedia reads a year
- 67,000
Power 132 (ATK + DEF): stronger than 65 % of WikiCards cards.
Root of unity quiz: 3 questions
Three questions on the Root of unity card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
Roots of unity can be ______ in any field.
Answer
defined. Roots of unity can be defined in any field. From the Root of unity article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Root of unity. Root of unity 74 · Voice over LTE 70 · Earth's outer core 67 · Jakob Ammann 63 ATK in WikiCards.
In a duel, each round asks a question like these about the opposing card, with 15 seconds to answer.
The facts on the card
The card carries these facts from its Wikipedia article.
- Roots of unity are used in many branches of mathematics, and are especially important in number theory, the theory of group characters, and the discrete Fourier transform.
- It is occasionally called a de Moivre number after French mathematician Abraham de Moivre.
- Roots of unity can be defined in any field.
Why it is Uncommon
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Root of unity article was read about 67,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 74 and blocks with 58: each hit it takes is cut by 23 %.
How to get Root of unity
Open packs. Each pack holds five cards drawn from real Wikipedia articles, the rarest last, and the fifth card is always Rare or better. The odds are shown in the game. A free pack arrives every hour and two can wait, and the Coins you win in duels buy more packs.
More Science cards
Cards close in power
The cards just above and just below Root of unity in the power ranking, all domains together.
- Ken HensleyUncommon · Arts · ATK 69 DEF 63
- Operation Trojan ShieldUncommon · Society · ATK 70 DEF 62
- Kevin DoetsUncommon · Society · ATK 77 DEF 55
- Ishikawa PrefectureUncommon · Nature · ATK 71 DEF 61
- Brad GilbertUncommon · Society · ATK 76 DEF 56
- Freshwater crocodileUncommon · Nature · ATK 66 DEF 66
Card lists
- Wikipedia quizNew questions every day
- All cards from A to ZEvery card, by name
- Science cards
- Legendary cards
- Tier listS and A tiers by power (ATK + DEF)
Credits
Text : Wikipedia, Root of unity (revision), CC BY-SA 4.0. Photo : Loadmaster (David R. Tribble) This image was made by Loadmaster (David R. Tribble) . Email, CC BY-SA 3.0, Wikimedia Commons.
