Spitzer, M.: Digitale Demenz : wie wir uns und unsere Kinder um den Verstand bringen (2012)
0.01
0.0099436585 = product of:
0.029830974 = sum of:
0.029830974 = weight(_text_:m in 1025) [ClassicSimilarity], result of:
0.029830974 = score(doc=1025,freq=4.0), product of:
0.12786965 = queryWeight, product of:
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.051385287 = queryNorm
0.23329206 = fieldWeight in 1025, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.046875 = fieldNorm(doc=1025)
0.33333334 = coord(1/3)
- Type
- m