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WikiCards · Card list · Science cards · Stephen Cole Kleene
Uncommon card · Science
Stephen Cole Kleene, an Uncommon card
Stephen Cole Kleene was an American mathematician and logician.
- Rarity
- Uncommon
- Domain
- Science
- ATK
- 64
- DEF
- 36
- Power
- 100
- Wikipedia reads a year
- 21,000
Power 100 (ATK + DEF): stronger than 40 % of WikiCards cards.
Stephen Cole Kleene quiz: 3 questions
Three questions on the Stephen Cole Kleene card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
Kleene's work grounds the study of ______ functions.
Answer
computable. Kleene's work grounds the study of computable functions. From the Stephen Cole Kleene article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Stephen Cole Kleene. Stephen Cole Kleene 64 · Claudius Aelianus 61 · Fractionating column 57 · Lobster trap 54 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.
- One of the students of Alonzo Church, Kleene, along with Rózsa Péter, Alan Turing, Emil Post, and others, is best known as a founder of the branch of mathematical logic known as recursion theory, which subsequently helped to provide the foundations of theoretical computer science.
- Kleene's work grounds the study of computable functions.
- A number of mathematical concepts are named after him: Kleene hierarchy, Kleene algebra, the Kleene star, Kleene's recursion theorem and the Kleene fixed-point theorem.
Why it is Uncommon
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Stephen Cole Kleene article was read about 21,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 64 and blocks with 36: each hit it takes is cut by 14 %.
How to get Stephen Cole Kleene
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 Stephen Cole Kleene in the power ranking, all domains together.
- Kipchoge KeinoUncommon · Society · ATK 63 DEF 37
- Laidback LukeUncommon · Arts · ATK 62 DEF 38
- Louis SpohrUncommon · Arts · ATK 65 DEF 35
- Al SimmonsUncommon · Society · ATK 63 DEF 37
- Bill RanfordUncommon · Society · ATK 63 DEF 37
- Carbonate rockUncommon · Nature · ATK 58 DEF 42
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, Stephen Cole Kleene (revision), CC BY-SA 4.0. Photo : Harold N. Hone, Public domain, Wikimedia Commons.