Showing 661 - 680 results of 2,543 for search '"theorem"', query time: 0.06s Refine Results
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    An ordered set of Nörlund means by J. Defranza

    Published 1981-01-01
    Subjects: “…inclusion Theorem…”
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    Exploring α−ψ−ϕ contractive mapping: novel fixed point theorems in complete b-metric spaces [version 2; peer review: 2 approved, 1 approved with reservations] by Maysoon Qousini, Berhanu Seboka, Fikadu Tesgera Tolasa, Gudeta Hanchalu, Nasir Ali, Tamene Raji

    Published 2024-12-01
    “…The main result of this study is a generalization of existing fixed-point theorems, supported by comprehensive corollaries, illustrative examples, and rigorous proofs. …”
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    Spectral inequalities involving the sums and products of functions by Kong-Ming Chong

    Published 1982-01-01
    Subjects: “…martingale convergence theorem.…”
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    Bourgin-Yang-type theorem for <mml:math> <mml:mi>a</mml:mi> </mml:math>-compact perturbations of closed operators....

    Published 2006-01-01
    “…<p>A variant of the Bourgin-Yang theorem for <mml:math> <mml:mi>a</mml:mi> </mml:math>-compact perturbations of a closed linear operator (in general, unbounded and having an infinite-dimensional kernel) is proved. …”
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