Search (5 results, page 1 of 1)

  • × year_i:[1940 TO 1950}
  1. Shannon, C.E.: ¬A mathematical theory of communication : pt.1.2 (1948) 0.01 
    0.0109075345 = product of:
  0.043630138 = sum of:
    0.043630138 = product of:
      0.13089041 = sum of:
        0.13089041 = weight(_text_:theory in 544) [ClassicSimilarity], result of:
          0.13089041 = score(doc=544,freq=2.0), product of:
            0.1780563 = queryWeight, product of:
              4.1583924 = idf(docFreq=1878, maxDocs=44218)
              0.042818543 = queryNorm
            0.7351069 = fieldWeight in 544, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.1583924 = idf(docFreq=1878, maxDocs=44218)
              0.125 = fieldNorm(doc=544)
      0.33333334 = coord(1/3)
  0.25 = coord(1/4)
  2. Pettee, J.: Subject headings: the history and theory of the alphabetical subject approach to books (1946) 0.01 
    0.0109075345 = product of:
  0.043630138 = sum of:
    0.043630138 = product of:
      0.13089041 = sum of:
        0.13089041 = weight(_text_:theory in 1725) [ClassicSimilarity], result of:
          0.13089041 = score(doc=1725,freq=2.0), product of:
            0.1780563 = queryWeight, product of:
              4.1583924 = idf(docFreq=1878, maxDocs=44218)
              0.042818543 = queryNorm
            0.7351069 = fieldWeight in 1725, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.1583924 = idf(docFreq=1878, maxDocs=44218)
              0.125 = fieldNorm(doc=1725)
      0.33333334 = coord(1/3)
  0.25 = coord(1/4)
  3. Shannon, C.E.; Weaver, W.: ¬The mathematical theory of communication (1949) 0.01 
    0.0109075345 = product of:
  0.043630138 = sum of:
    0.043630138 = product of:
      0.13089041 = sum of:
        0.13089041 = weight(_text_:theory in 1321) [ClassicSimilarity], result of:
          0.13089041 = score(doc=1321,freq=2.0), product of:
            0.1780563 = queryWeight, product of:
              4.1583924 = idf(docFreq=1878, maxDocs=44218)
              0.042818543 = queryNorm
            0.7351069 = fieldWeight in 1321, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.1583924 = idf(docFreq=1878, maxDocs=44218)
              0.125 = fieldNorm(doc=1321)
      0.33333334 = coord(1/3)
  0.25 = coord(1/4)
  4. Harnack, A. von: ¬Die Auskunftserteilung als bibliothekarische Aufgabe (1940) 0.01 
    0.0077350955 = product of:
  0.030940382 = sum of:
    0.030940382 = product of:
      0.09282114 = sum of:
        0.09282114 = weight(_text_:22 in 5755) [ClassicSimilarity], result of:
          0.09282114 = score(doc=5755,freq=2.0), product of:
            0.14994325 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.042818543 = queryNorm
            0.61904186 = fieldWeight in 5755, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.125 = fieldNorm(doc=5755)
      0.33333334 = coord(1/3)
  0.25 = coord(1/4)
    Source
    Zentralblatt für Bibliothekswesen. 57(1940), S.16-22
  5. Sveistrup, H.: ¬Der neue Realkatalog der SUB Hamburg (1947) 0.00 
    0.0038675477 = product of:
  0.015470191 = sum of:
    0.015470191 = product of:
      0.04641057 = sum of:
        0.04641057 = weight(_text_:22 in 6607) [ClassicSimilarity], result of:
          0.04641057 = score(doc=6607,freq=2.0), product of:
            0.14994325 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.042818543 = queryNorm
            0.30952093 = fieldWeight in 6607, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0625 = fieldNorm(doc=6607)
      0.33333334 = coord(1/3)
  0.25 = coord(1/4)
    Source
    Probleme des Wiederaufbaus im wissenschaftlichen Bibliothekswesen: aus d. Verhandlungen des 1. Bibliothekartagung der britischen Zone in Hamburg vom 22.-24.10.1946

Authors

Languages

Types

Themes