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< [[Jacek Gulgowski]] (Gdańsk University)
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> dr Jacek Gulgowski (Gdańsk University)
dr Jacek Gulgowski (Gdańsk University)
Integral variation and piecewise polynomial approximation
The concept of integral variation appears to be related to some problems considered in the approximation theory. The concept of polynomials of best approximation leads to certain norm that is equivalent to the q-integral p-variation norm.