[1] Grzegorz Bancerek. Cardinal arithmetics. *Formalized Mathematics*, 1(**3**):543-547, 1990.Google Scholar

[2] Grzegorz Bancerek. Cardinal numbers. *Formalized Mathematics*, 1(**2**):377-382, 1990.Google Scholar

[3] Grzegorz Bancerek. König's theorem. *Formalized Mathematics*, 1(**3**):589-593, 1990.Google Scholar

[4] Grzegorz Bancerek. The ordinal numbers. *Formalized Mathematics*, 1(**1**):91-96, 1990.Google Scholar

[5] Józef Białas and Yatsuka Nakamura. The theorem of Weierstrass. *Formalized Mathematics*, 5(**3**):353-359, 1996.Google Scholar

[6] Leszek Borys. Paracompact and metrizable spaces. *Formalized Mathematics*, 2(**4**):481-485, 1991.Google Scholar

[7] Czesław Byliński. Functions from a set to a set. *Formalized Mathematics*, 1(**1**):153-164, 1990.Google Scholar

[8] Agata Darmochwał. Families of subsets, subspaces and mappings in topological spaces. *Formalized Mathematics*, 1(**2**):257-261, 1990.Google Scholar

[9] Agata Darmochwał. Finite sets. *Formalized Mathematics*, 1(**1**):165-167, 1990.Google Scholar

[10] Agata Darmochwał. The Euclidean space. *Formalized Mathematics*, 2(**4**):599-603, 1991.Google Scholar

[11] Ryszard Engelking. *General Topology*, volume 60 of *Monografie Matematyczne.* PWN-Polish Scientific Publishers, Warsaw, 1977.Google Scholar

[12] Ryszard Engelking. *Teoria wymiaru.* PWN, 1981.Google Scholar

[13] Adam Grabowski. Properties of the product of compact topological spaces. *Formalized Mathematics*, 8(**1**):55-59, 1999.Google Scholar

[14] Adam Grabowski. On the Borel families of subsets of topological spaces. *Formalized Mathematics*, 13(**4**):453-461, 2005.Google Scholar

[15] Adam Grabowski. On the boundary and derivative of a set. *Formalized Mathematics*, 13(**1**):139-146, 2005.Google Scholar

[16] Stanisława Kanas, Adam Lecko, and Mariusz Startek. Metric spaces. *Formalized Mathematics*, 1(**3**):607-610, 1990.Google Scholar

[17] Zbigniew Karno. Maximal discrete subspaces of almost discrete topological spaces. *Formalized Mathematics*, 4(**1**):125-135, 1993.Google Scholar

[18] Robert Milewski. Bases of continuous lattices. *Formalized Mathematics*, 7(**2**):285-294, 1998.Google Scholar

[19] Beata Padlewska and Agata Darmochwał. Topological spaces and continuous functions. *Formalized Mathematics*, 1(**1**):223-230, 1990.Google Scholar

[20] Alexander Yu. Shibakov and Andrzej Trybulec. The Cantor set. *Formalized Mathematics*, 5(**2**):233-236, 1996.Google Scholar

[21] Andrzej Trybulec. A Borsuk theorem on homotopy types. *Formalized Mathematics*, 2(**4**):535-545, 1991.Google Scholar

[22] Zinaida Trybulec. Properties of subsets. *Formalized Mathematics*, 1(**1**):67-71, 1990.Google Scholar

[23] Edmund Woronowicz. Relations defined on sets. *Formalized Mathematics*, 1(**1**):181-186, 1990.Google Scholar

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