X (Czech Wikipedia)

Analysis of information sources in references of the Wikipedia article "X" in Czech language version.

refsWebsite

Global rank Czech rank

2,066^th place

12^th place

1todayifoundout.com

8,090^th place

3,378^th place

1cosmosmagazine.com

low place

low place

cas.cz

nase-rec.ujc.cas.cz

http://nase-rec.ujc.cas.cz/archiv.php?art=2380 (1931)
http://nase-rec.ujc.cas.cz/archiv.php?lang=en&art=3705, poznámka pod čarou

cosmosmagazine.com

Why X marks the unknown. cosmosmagazine.com [online]. 2015-06-15 [cit. 2022-05-09]. Dostupné online. (anglicky)

todayifoundout.com

The Origins of the Mathematical Convention of Using "X" as the Unknown [online]. 2014-11-11 [cit. 2022-05-09]. Dostupné online. (anglicky)