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WikiCards · Card list · Science cards · Join and meet
Common card · Science
Join and meet, a Common card
In mathematics, specifically order theory, the join of a subset S of a partially ordered set P is the supremum of S, denoted ⋁ S, {\textstyle \bigvee S,} and similarly, the meet of S is the infimum, denoted ⋀ S.
- Rarity
- Common
- Domain
- Science
- ATK
- 59
- DEF
- 24
- Power
- 83
- Wikipedia reads a year
- 15,000
Power 83 (ATK + DEF): stronger than 25 % of WikiCards cards.
Join and meet quiz: 3 questions
Three questions on the Join and meet card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
Join and meet are dual to one another with respect to order ______.
Answer
inversion. Join and meet are dual to one another with respect to order inversion. From the Join and meet article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Join and meet. Join and meet 59 · Preserved counties of Wales 55 · Brother 51 · Voiceless bilabial affricate 46 ATK in WikiCards.
Which of these Wikipedia articles is read the most in a year?
Answer
Preserved counties of Wales. Preserved counties of Wales 38,000 · Congenital amputation 28,000 · Renault R24 22,000 · Join and meet 15,000 Wikipedia reads over a year.
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.
- Join and meet are dual to one another with respect to order inversion.
- A partially ordered set in which all pairs have a join is a join-semilattice.
- Dually, a partially ordered set in which all pairs have a meet is a meet-semilattice.
Why it is Common
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Join and meet article was read about 15,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 59 and blocks with 24: each hit it takes is cut by 10 %.
How to get Join and meet
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 Join and meet in the power ranking, all domains together.
- Paolo VillaggioUncommon · History · ATK 57 DEF 26
- Rory ReidUncommon · Society · ATK 54 DEF 29
- ChokitoCommon · Society · ATK 53 DEF 30
- Emil EichhornCommon · History · ATK 51 DEF 32
- MakronisosCommon · Nature · ATK 49 DEF 34
- Project V150Common · Society · ATK 54 DEF 29
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, Join and meet (revision), CC BY-SA 4.0. Photo : CBM, Public domain, Wikimedia Commons.
