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      <subfield code="a">Boivin, André</subfield>
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      <subfield code="a">Zhu, Changzhong</subfield>
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      <subfield code="a">Centre de Recerca Matemàtica</subfield>
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      <subfield code="a">In this paper we study basic properties of the weighted Hardy space for the unit disc with the weight function satisfying Muckenhoupt's (Aq) condition, and study related approximation problems (expansion, moment and interpolation) with respect to two incomplete systems of holomorphic functions in this space.</subfield>
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