Some fixed point theorems for set valued directional contraction mappings
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Publication:1150876
DOI10.1155/S0161171280000336zbMath0456.47048OpenAlexW1992867966MaRDI QIDQ1150876
Publication date: 1980
Published in: International Journal of Mathematics and Mathematical Sciences (Search for Journal in Brave)
Full work available at URL: https://eudml.org/doc/44899
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