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Bryll, Grzegorz; Rabijewska, Barbara – International Journal of Mathematical Education in Science and Technology, 1980
The theory of unary and binary operations are discussed and illustrated with examples from school mathematics. Presentations of selected inverse operations are made and attention is drawn to certain "typical" problems that occur during instruction and learning of these concepts. (MP)
Descriptors: Algorithms, College Mathematics, Learning Problems, Mathematical Concepts