Eugène Charles Catalan, a Common card

Eugène Charles Catalan was a French and Belgian mathematician who worked on continued fractions, descriptive geometry, number theory and combinatorics.
From the Wikipedia article

Rarity: Common
Domain: Science
ATK: 49
DEF: 18
Power: 67
Wikipedia reads a year: 9,200

Power 67 (ATK + DEF): stronger than 10 % of WikiCards cards.

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The facts on the card

The card carries these facts from its Wikipedia article.

His notable contributions included discovering a periodic minimal surface in the space R 3, stating the famous Catalan's conjecture, which was eventually proved in 2002, and introducing the Catalan numbers to solve a combinatorial problem.

Why it is Common

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Eugène Charles Catalan article was read about 9,200 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 49 and blocks with 18: each hit it takes is cut by 7 %.

How to get Eugène Charles Catalan

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.

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Cards close in power

The cards just above and just below Eugène Charles Catalan in the power ranking, all domains together.

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Credits

Text : Wikipedia, Eugène Charles Catalan (revision), CC BY-SA 4.0. Photo : Émile Delperée, Public domain, Wikimedia Commons.