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11ErratumPhilosophia Mathematica. forthcoming.Rafal Urbaniak. Leśniewski’s Systems of Logic and Foundations of Mathematics. Trends in Logic; 37. Springer, 2014. ISBN: 978-3-319-00481-5, 978-3-319-34416-4, 978-3-319-00482-2. Pp. xiii + 229.
Lugano, Ticino, Switzerland