Modal logics /
Feys, Robert, 1889-
Modal logics / Edited with some complements by Joseph Dopp. - Louvain : E. Nauwelaerts, 1965. - xiv, 219 p. 25 cm. - Collection de logique math ematique. Ser. B, 4 .
Bibliogr.: p. [187]-215.
Modality (Logic)
Logic, Symbolic and mathematical.
Modal logics / Edited with some complements by Joseph Dopp. - Louvain : E. Nauwelaerts, 1965. - xiv, 219 p. 25 cm. - Collection de logique math ematique. Ser. B, 4 .
Bibliogr.: p. [187]-215.
Modality (Logic)
Logic, Symbolic and mathematical.