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  <titleInfo>
    <title>Leçons sur les équations linéaires aux differences finies</title>
  </titleInfo>
  <name type="personal">
    <namePart>Nørlund, Niels Erik</namePart>
    <namePart type="date">1885-</namePart>
    <role>
      <roleTerm authority="marcrelator" type="text">creator</roleTerm>
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  <name type="personal">
    <namePart>Lagrange, René</namePart>
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    <place>
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    <publisher>Gauthier-Villars</publisher>
    <dateIssued>1929</dateIssued>
    <issuance>monographic</issuance>
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  <language>
    <languageTerm authority="iso639-2b" type="code">fre</languageTerm>
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  <physicalDescription>
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    <extent>vi, 152 p., 2 l. diagrs. 25 cm.</extent>
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  <note type="statement of responsibility">par N.E. Nörlund. Rédigées par René Lagrange.</note>
  <note>Bibliographical foot-notes.</note>
  <subject authority="lcsh">
    <topic>Difference equations</topic>
  </subject>
  <classification authority="lcc">QA431 .N6</classification>
  <classification authority="ddc">517 NOL</classification>
  <relatedItem type="series">
    <titleInfo>
      <title>Collection de monographies sur la théorie des fonctions</title>
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  <identifier type="lccn">29025543</identifier>
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    <recordCreationDate encoding="marc">750422</recordCreationDate>
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    <recordIdentifier source="BD-DhUL">9681670</recordIdentifier>
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