Document (#22244)

Author
Pöppe, C.
Title
Bienenwaben sind wirklich optimal
Source
Spektrum der Wissenschaft. 1999, H.11, S.12-14
Year
1999
Abstract
Nach dem Beweis der Keplerschen Vermutung hat Thomas Hales ein ebenso traditionsreiches, wenn auch nicht ganz so berühmtes Optimierungsproblem erledigt

Similar documents (author)

  1. Pöppe, C.: Späte Rehabilitation des Data Encryption Standard (1993) 5.69
    5.6936846 = sum of:
      5.6936846 = weight(author_txt:pöppe in 582) [ClassicSimilarity], result of:
        5.6936846 = fieldWeight in 582, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.109896 = idf(docFreq=12, maxDocs=43254)
          0.625 = fieldNorm(doc=582)
    
  2. Pöppe, C.: ¬Der Data Encryption Standard (1995) 5.69
    5.6936846 = sum of:
      5.6936846 = weight(author_txt:pöppe in 1955) [ClassicSimilarity], result of:
        5.6936846 = fieldWeight in 1955, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.109896 = idf(docFreq=12, maxDocs=43254)
          0.625 = fieldNorm(doc=1955)
    
  3. Pöppe, C.: Blitzkarriere im World Wide Web : die Programmiersprache Java (1996) 5.69
    5.6936846 = sum of:
      5.6936846 = weight(author_txt:pöppe in 5405) [ClassicSimilarity], result of:
        5.6936846 = fieldWeight in 5405, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.109896 = idf(docFreq=12, maxDocs=43254)
          0.625 = fieldNorm(doc=5405)
    
  4. Pöppe, C.: ¬Ein großer Brückenschlag in der Algebra (2002) 5.69
    5.6936846 = sum of:
      5.6936846 = weight(author_txt:pöppe in 386) [ClassicSimilarity], result of:
        5.6936846 = fieldWeight in 386, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.109896 = idf(docFreq=12, maxDocs=43254)
          0.625 = fieldNorm(doc=386)
    
  5. Pöppe, C.: ¬Die Geheimfolie (1998) 5.69
    5.6936846 = sum of:
      5.6936846 = weight(author_txt:pöppe in 3256) [ClassicSimilarity], result of:
        5.6936846 = fieldWeight in 3256, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.109896 = idf(docFreq=12, maxDocs=43254)
          0.625 = fieldNorm(doc=3256)
    

Similar documents (content)

  1. Pöppe, C.: ¬Ein großer Brückenschlag in der Algebra (2002) 0.48
    0.4758521 = sum of:
      0.4758521 = product of:
        1.5465193 = sum of:
          0.037859913 = weight(abstract_txt:auch in 386) [ClassicSimilarity], result of:
            0.037859913 = score(doc=386,freq=1.0), product of:
              0.080516815 = queryWeight, product of:
                3.76169 = idf(docFreq=2732, maxDocs=43254)
                0.021404427 = queryNorm
              0.47021124 = fieldWeight in 386, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.76169 = idf(docFreq=2732, maxDocs=43254)
                0.125 = fieldNorm(doc=386)
          0.46500388 = weight(abstract_txt:erledigt in 386) [ClassicSimilarity], result of:
            0.46500388 = score(doc=386,freq=1.0), product of:
              0.42861882 = queryWeight, product of:
                2.3072376 = boost
                8.679112 = idf(docFreq=19, maxDocs=43254)
                0.021404427 = queryNorm
              1.084889 = fieldWeight in 386, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.679112 = idf(docFreq=19, maxDocs=43254)
                0.125 = fieldNorm(doc=386)
          0.49161813 = weight(abstract_txt:beweis in 386) [ClassicSimilarity], result of:
            0.49161813 = score(doc=386,freq=1.0), product of:
              0.44482118 = queryWeight, product of:
                2.3504415 = boost
                8.841632 = idf(docFreq=16, maxDocs=43254)
                0.021404427 = queryNorm
              1.105204 = fieldWeight in 386, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.841632 = idf(docFreq=16, maxDocs=43254)
                0.125 = fieldNorm(doc=386)
          0.5520373 = weight(abstract_txt:vermutung in 386) [ClassicSimilarity], result of:
            0.5520373 = score(doc=386,freq=1.0), product of:
              0.480558 = queryWeight, product of:
                2.4430346 = boost
                9.189939 = idf(docFreq=11, maxDocs=43254)
                0.021404427 = queryNorm
              1.1487423 = fieldWeight in 386, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                9.189939 = idf(docFreq=11, maxDocs=43254)
                0.125 = fieldNorm(doc=386)
        0.30769232 = coord(4/13)
    
  2. Hasiewicz, C.: Mehr Mut zu neuen Angeboten : Digitale Dienste in Öffentlichen Bibliotheken - Erwartungen und Möglichkeiten (2005) 0.19
    0.18857056 = sum of:
      0.18857056 = product of:
        0.35020244 = sum of:
          0.035493664 = weight(abstract_txt:auch in 5070) [ClassicSimilarity], result of:
            0.035493664 = score(doc=5070,freq=9.0), product of:
              0.080516815 = queryWeight, product of:
                3.76169 = idf(docFreq=2732, maxDocs=43254)
                0.021404427 = queryNorm
              0.44082302 = fieldWeight in 5070, product of:
                3.0 = tf(freq=9.0), with freq of:
                  9.0 = termFreq=9.0
                3.76169 = idf(docFreq=2732, maxDocs=43254)
                0.0390625 = fieldNorm(doc=5070)
          0.019198013 = weight(abstract_txt:sind in 5070) [ClassicSimilarity], result of:
            0.019198013 = score(doc=5070,freq=2.0), product of:
              0.08824586 = queryWeight, product of:
                1.0468968 = boost
                3.9381013 = idf(docFreq=2290, maxDocs=43254)
                0.021404427 = queryNorm
              0.21755143 = fieldWeight in 5070, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.9381013 = idf(docFreq=2290, maxDocs=43254)
                0.0390625 = fieldNorm(doc=5070)
          0.027674522 = weight(abstract_txt:nicht in 5070) [ClassicSimilarity], result of:
            0.027674522 = score(doc=5070,freq=4.0), product of:
              0.08937862 = queryWeight, product of:
                1.0535946 = boost
                3.963296 = idf(docFreq=2233, maxDocs=43254)
                0.021404427 = queryNorm
              0.30963248 = fieldWeight in 5070, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                3.963296 = idf(docFreq=2233, maxDocs=43254)
                0.0390625 = fieldNorm(doc=5070)
          0.02622633 = weight(abstract_txt:nach in 5070) [ClassicSimilarity], result of:
            0.02622633 = score(doc=5070,freq=2.0), product of:
              0.10864637 = queryWeight, product of:
                1.1616206 = boost
                4.3696566 = idf(docFreq=1487, maxDocs=43254)
                0.021404427 = queryNorm
              0.24139169 = fieldWeight in 5070, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                4.3696566 = idf(docFreq=1487, maxDocs=43254)
                0.0390625 = fieldNorm(doc=5070)
          0.042930968 = weight(abstract_txt:wenn in 5070) [ClassicSimilarity], result of:
            0.042930968 = score(doc=5070,freq=2.0), product of:
              0.15090512 = queryWeight, product of:
                1.3690165 = boost
                5.1498156 = idf(docFreq=681, maxDocs=43254)
                0.021404427 = queryNorm
              0.2844898 = fieldWeight in 5070, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.1498156 = idf(docFreq=681, maxDocs=43254)
                0.0390625 = fieldNorm(doc=5070)
          0.053365238 = weight(abstract_txt:ebenso in 5070) [ClassicSimilarity], result of:
            0.053365238 = score(doc=5070,freq=1.0), product of:
              0.21980579 = queryWeight, product of:
                1.652252 = boost
                6.2152596 = idf(docFreq=234, maxDocs=43254)
                0.021404427 = queryNorm
              0.24278358 = fieldWeight in 5070, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.2152596 = idf(docFreq=234, maxDocs=43254)
                0.0390625 = fieldNorm(doc=5070)
          0.14531371 = weight(abstract_txt:erledigt in 5070) [ClassicSimilarity], result of:
            0.14531371 = score(doc=5070,freq=1.0), product of:
              0.42861882 = queryWeight, product of:
                2.3072376 = boost
                8.679112 = idf(docFreq=19, maxDocs=43254)
                0.021404427 = queryNorm
              0.33902782 = fieldWeight in 5070, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.679112 = idf(docFreq=19, maxDocs=43254)
                0.0390625 = fieldNorm(doc=5070)
        0.53846157 = coord(7/13)
    
  3. Carlin, S.A.: Schlagwortvergabe durch Nutzende (Tagging) als Hilfsmittel zur Suche im Web : Ansatz, Modelle, Realisierungen (2006) 0.19
    0.1851468 = sum of:
      0.1851468 = product of:
        0.34384403 = sum of:
          0.018929956 = weight(abstract_txt:auch in 4477) [ClassicSimilarity], result of:
            0.018929956 = score(doc=4477,freq=1.0), product of:
              0.080516815 = queryWeight, product of:
                3.76169 = idf(docFreq=2732, maxDocs=43254)
                0.021404427 = queryNorm
              0.23510562 = fieldWeight in 4477, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.76169 = idf(docFreq=2732, maxDocs=43254)
                0.0625 = fieldNorm(doc=4477)
          0.02172007 = weight(abstract_txt:sind in 4477) [ClassicSimilarity], result of:
            0.02172007 = score(doc=4477,freq=1.0), product of:
              0.08824586 = queryWeight, product of:
                1.0468968 = boost
                3.9381013 = idf(docFreq=2290, maxDocs=43254)
                0.021404427 = queryNorm
              0.24613133 = fieldWeight in 4477, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.9381013 = idf(docFreq=2290, maxDocs=43254)
                0.0625 = fieldNorm(doc=4477)
          0.038346946 = weight(abstract_txt:nicht in 4477) [ClassicSimilarity], result of:
            0.038346946 = score(doc=4477,freq=3.0), product of:
              0.08937862 = queryWeight, product of:
                1.0535946 = boost
                3.963296 = idf(docFreq=2233, maxDocs=43254)
                0.021404427 = queryNorm
              0.42903936 = fieldWeight in 4477, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                3.963296 = idf(docFreq=2233, maxDocs=43254)
                0.0625 = fieldNorm(doc=4477)
          0.051392905 = weight(abstract_txt:nach in 4477) [ClassicSimilarity], result of:
            0.051392905 = score(doc=4477,freq=3.0), product of:
              0.10864637 = queryWeight, product of:
                1.1616206 = boost
                4.3696566 = idf(docFreq=1487, maxDocs=43254)
                0.021404427 = queryNorm
              0.4730292 = fieldWeight in 4477, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                4.3696566 = idf(docFreq=1487, maxDocs=43254)
                0.0625 = fieldNorm(doc=4477)
          0.048570845 = weight(abstract_txt:wenn in 4477) [ClassicSimilarity], result of:
            0.048570845 = score(doc=4477,freq=1.0), product of:
              0.15090512 = queryWeight, product of:
                1.3690165 = boost
                5.1498156 = idf(docFreq=681, maxDocs=43254)
                0.021404427 = queryNorm
              0.32186347 = fieldWeight in 4477, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.1498156 = idf(docFreq=681, maxDocs=43254)
                0.0625 = fieldNorm(doc=4477)
          0.07949894 = weight(abstract_txt:ganz in 4477) [ClassicSimilarity], result of:
            0.07949894 = score(doc=4477,freq=1.0), product of:
              0.20958543 = queryWeight, product of:
                1.6133821 = boost
                6.069043 = idf(docFreq=271, maxDocs=43254)
                0.021404427 = queryNorm
              0.3793152 = fieldWeight in 4477, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.069043 = idf(docFreq=271, maxDocs=43254)
                0.0625 = fieldNorm(doc=4477)
          0.08538438 = weight(abstract_txt:ebenso in 4477) [ClassicSimilarity], result of:
            0.08538438 = score(doc=4477,freq=1.0), product of:
              0.21980579 = queryWeight, product of:
                1.652252 = boost
                6.2152596 = idf(docFreq=234, maxDocs=43254)
                0.021404427 = queryNorm
              0.38845372 = fieldWeight in 4477, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.2152596 = idf(docFreq=234, maxDocs=43254)
                0.0625 = fieldNorm(doc=4477)
        0.53846157 = coord(7/13)
    
  4. Kübler, H.-D.: Mythos Wissensgesellschaft : Gesellschaftlicher Wandel zwischen Information, Medien und Wissen. Eine Einführung (2005) 0.18
    0.17761554 = sum of:
      0.17761554 = product of:
        0.28862524 = sum of:
          0.033127423 = weight(abstract_txt:auch in 5988) [ClassicSimilarity], result of:
            0.033127423 = score(doc=5988,freq=16.0), product of:
              0.080516815 = queryWeight, product of:
                3.76169 = idf(docFreq=2732, maxDocs=43254)
                0.021404427 = queryNorm
              0.41143483 = fieldWeight in 5988, product of:
                4.0 = tf(freq=16.0), with freq of:
                  16.0 = termFreq=16.0
                3.76169 = idf(docFreq=2732, maxDocs=43254)
                0.02734375 = fieldNorm(doc=5988)
          0.023276355 = weight(abstract_txt:sind in 5988) [ClassicSimilarity], result of:
            0.023276355 = score(doc=5988,freq=6.0), product of:
              0.08824586 = queryWeight, product of:
                1.0468968 = boost
                3.9381013 = idf(docFreq=2290, maxDocs=43254)
                0.021404427 = queryNorm
              0.2637671 = fieldWeight in 5988, product of:
                2.4494898 = tf(freq=6.0), with freq of:
                  6.0 = termFreq=6.0
                3.9381013 = idf(docFreq=2290, maxDocs=43254)
                0.02734375 = fieldNorm(doc=5988)
          0.043317482 = weight(abstract_txt:nicht in 5988) [ClassicSimilarity], result of:
            0.043317482 = score(doc=5988,freq=20.0), product of:
              0.08937862 = queryWeight, product of:
                1.0535946 = boost
                3.963296 = idf(docFreq=2233, maxDocs=43254)
                0.021404427 = queryNorm
              0.4846515 = fieldWeight in 5988, product of:
                4.472136 = tf(freq=20.0), with freq of:
                  20.0 = termFreq=20.0
                3.963296 = idf(docFreq=2233, maxDocs=43254)
                0.02734375 = fieldNorm(doc=5988)
          0.029027231 = weight(abstract_txt:nach in 5988) [ClassicSimilarity], result of:
            0.029027231 = score(doc=5988,freq=5.0), product of:
              0.10864637 = queryWeight, product of:
                1.1616206 = boost
                4.3696566 = idf(docFreq=1487, maxDocs=43254)
                0.021404427 = queryNorm
              0.26717165 = fieldWeight in 5988, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                4.3696566 = idf(docFreq=1487, maxDocs=43254)
                0.02734375 = fieldNorm(doc=5988)
          0.021249745 = weight(abstract_txt:wenn in 5988) [ClassicSimilarity], result of:
            0.021249745 = score(doc=5988,freq=1.0), product of:
              0.15090512 = queryWeight, product of:
                1.3690165 = boost
                5.1498156 = idf(docFreq=681, maxDocs=43254)
                0.021404427 = queryNorm
              0.14081527 = fieldWeight in 5988, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.1498156 = idf(docFreq=681, maxDocs=43254)
                0.02734375 = fieldNorm(doc=5988)
          0.034780785 = weight(abstract_txt:ganz in 5988) [ClassicSimilarity], result of:
            0.034780785 = score(doc=5988,freq=1.0), product of:
              0.20958543 = queryWeight, product of:
                1.6133821 = boost
                6.069043 = idf(docFreq=271, maxDocs=43254)
                0.021404427 = queryNorm
              0.1659504 = fieldWeight in 5988, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.069043 = idf(docFreq=271, maxDocs=43254)
                0.02734375 = fieldNorm(doc=5988)
          0.05282889 = weight(abstract_txt:ebenso in 5988) [ClassicSimilarity], result of:
            0.05282889 = score(doc=5988,freq=2.0), product of:
              0.21980579 = queryWeight, product of:
                1.652252 = boost
                6.2152596 = idf(docFreq=234, maxDocs=43254)
                0.021404427 = queryNorm
              0.24034348 = fieldWeight in 5988, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                6.2152596 = idf(docFreq=234, maxDocs=43254)
                0.02734375 = fieldNorm(doc=5988)
          0.051017337 = weight(abstract_txt:wirklich in 5988) [ClassicSimilarity], result of:
            0.051017337 = score(doc=5988,freq=1.0), product of:
              0.27057022 = queryWeight, product of:
                1.8331445 = boost
                6.8957214 = idf(docFreq=118, maxDocs=43254)
                0.021404427 = queryNorm
              0.18855488 = fieldWeight in 5988, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.8957214 = idf(docFreq=118, maxDocs=43254)
                0.02734375 = fieldNorm(doc=5988)
        0.61538464 = coord(8/13)
    
  5. fwt: ¬Das Gehirn bastelt sich seine eigene Erfahrung : Psychologie (2001) 0.18
    0.17505315 = sum of:
      0.17505315 = product of:
        0.45513818 = sum of:
          0.02172007 = weight(abstract_txt:sind in 5659) [ClassicSimilarity], result of:
            0.02172007 = score(doc=5659,freq=1.0), product of:
              0.08824586 = queryWeight, product of:
                1.0468968 = boost
                3.9381013 = idf(docFreq=2290, maxDocs=43254)
                0.021404427 = queryNorm
              0.24613133 = fieldWeight in 5659, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.9381013 = idf(docFreq=2290, maxDocs=43254)
                0.0625 = fieldNorm(doc=5659)
          0.03131015 = weight(abstract_txt:nicht in 5659) [ClassicSimilarity], result of:
            0.03131015 = score(doc=5659,freq=2.0), product of:
              0.08937862 = queryWeight, product of:
                1.0535946 = boost
                3.963296 = idf(docFreq=2233, maxDocs=43254)
                0.021404427 = queryNorm
              0.35030916 = fieldWeight in 5659, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.963296 = idf(docFreq=2233, maxDocs=43254)
                0.0625 = fieldNorm(doc=5659)
          0.04196213 = weight(abstract_txt:nach in 5659) [ClassicSimilarity], result of:
            0.04196213 = score(doc=5659,freq=2.0), product of:
              0.10864637 = queryWeight, product of:
                1.1616206 = boost
                4.3696566 = idf(docFreq=1487, maxDocs=43254)
                0.021404427 = queryNorm
              0.3862267 = fieldWeight in 5659, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                4.3696566 = idf(docFreq=1487, maxDocs=43254)
                0.0625 = fieldNorm(doc=5659)
          0.084127165 = weight(abstract_txt:wenn in 5659) [ClassicSimilarity], result of:
            0.084127165 = score(doc=5659,freq=3.0), product of:
              0.15090512 = queryWeight, product of:
                1.3690165 = boost
                5.1498156 = idf(docFreq=681, maxDocs=43254)
                0.021404427 = queryNorm
              0.55748385 = fieldWeight in 5659, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.1498156 = idf(docFreq=681, maxDocs=43254)
                0.0625 = fieldNorm(doc=5659)
          0.27601865 = weight(abstract_txt:vermutung in 5659) [ClassicSimilarity], result of:
            0.27601865 = score(doc=5659,freq=1.0), product of:
              0.480558 = queryWeight, product of:
                2.4430346 = boost
                9.189939 = idf(docFreq=11, maxDocs=43254)
                0.021404427 = queryNorm
              0.57437116 = fieldWeight in 5659, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                9.189939 = idf(docFreq=11, maxDocs=43254)
                0.0625 = fieldNorm(doc=5659)
        0.3846154 = coord(5/13)