Jones, J.; Monk, S.: Databases in theory and practice (1997)
0.01
0.0141727505 = product of:
0.07086375 = sum of:
0.07086375 = product of:
0.21259126 = sum of:
0.21259126 = weight(_text_:pr in 6998) [ClassicSimilarity], result of:
0.21259126 = score(doc=6998,freq=2.0), product of:
0.22381343 = queryWeight, product of:
7.1642876 = idf(docFreq=92, maxDocs=44218)
0.031240152 = queryNorm
0.94985926 = fieldWeight in 6998, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.1642876 = idf(docFreq=92, maxDocs=44218)
0.09375 = fieldNorm(doc=6998)
0.33333334 = coord(1/3)
0.2 = coord(1/5)
- Imprint
- London : International Thomson Computer Pr.