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      <subfield code="a">Ortega-Salvador, Pedro</subfield>
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      <subfield code="a">Ramírez Torreblanca, Consuelo</subfield>
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      <subfield code="c">2007-03-12</subfield>
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      <subfield code="a">We characterize the pairs of weights &#xd;
 such that the geometric mean operator &#xd;
, defined for positive functions f on &#xd;
 by&#xd;
verifies the weak type inequality&#xd;
in the case &#xd;
. Similar results are obtained for the n-dimensional geometric mean operator &#xd;
 defined by</subfield>
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      <subfield code="a">Pedro Ortega Salvador, Consuelo Ramírez Torreblanca, Weighted weak type inequalities for modified Hardy operators and geometric means operators in dimensions one and greater, Journal of Mathematical Analysis and Applications, Volume 336, Issue 1, 2007, Pages 593-607, ISSN 0022-247X, https://doi.org/10.1016/j.jmaa.2007.03.011</subfield>
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      <subfield code="a">Weighted weak type inequalities for modified Hardy operators and geometric means operators in dimensions one and greater.</subfield>
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