Search (1 results, page 1 of 1)

  • × year_i:[1920 TO 1930}
  • × theme_ss:"Informetrie"
  1. Lotka, A.J.: ¬The frequency distribution of scientific productivity (1926) 0.00 
    0.002406438 = product of:
  0.004812876 = sum of:
    0.004812876 = product of:
      0.009625752 = sum of:
        0.009625752 = weight(_text_:s in 6897) [ClassicSimilarity], result of:
          0.009625752 = score(doc=6897,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.19219826 = fieldWeight in 6897, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.125 = fieldNorm(doc=6897)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the Washington Academy of Science. 16(1926) no.12, S.317-323