Help on query formulation
On the definition of the continuous function. (O definicji funkcji ci\c {a}glej.) (Polish)
Matematyka 55, No. 4, 218-221 (2002).
Another contribution to the discussion about the notion of continuous (and discontinuous) functions. The main question seems to be whether one can speak about continuity or discontinuity at points not belonging to the domain of a function.
Classification: I20
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