-
Mathematics subject classification (1991)
0.03
0.032918133 = product of:
0.15361795 = sum of:
0.059409913 = weight(_text_:subject in 4031) [ClassicSimilarity], result of:
0.059409913 = score(doc=4031,freq=2.0), product of:
0.10738805 = queryWeight, product of:
3.576596 = idf(docFreq=3361, maxDocs=44218)
0.03002521 = queryNorm
0.5532265 = fieldWeight in 4031, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.576596 = idf(docFreq=3361, maxDocs=44218)
0.109375 = fieldNorm(doc=4031)
0.047104023 = weight(_text_:classification in 4031) [ClassicSimilarity], result of:
0.047104023 = score(doc=4031,freq=2.0), product of:
0.09562149 = queryWeight, product of:
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.03002521 = queryNorm
0.49260917 = fieldWeight in 4031, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.109375 = fieldNorm(doc=4031)
0.047104023 = weight(_text_:classification in 4031) [ClassicSimilarity], result of:
0.047104023 = score(doc=4031,freq=2.0), product of:
0.09562149 = queryWeight, product of:
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.03002521 = queryNorm
0.49260917 = fieldWeight in 4031, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.109375 = fieldNorm(doc=4031)
0.21428572 = coord(3/14)
-
Schneider, J.H.: ¬A classification of information science and library science topics plus an alphabetical index to the classification (1975)
0.02
0.019032901 = product of:
0.1332303 = sum of:
0.06661515 = weight(_text_:classification in 3273) [ClassicSimilarity], result of:
0.06661515 = score(doc=3273,freq=4.0), product of:
0.09562149 = queryWeight, product of:
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.03002521 = queryNorm
0.69665456 = fieldWeight in 3273, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.109375 = fieldNorm(doc=3273)
0.06661515 = weight(_text_:classification in 3273) [ClassicSimilarity], result of:
0.06661515 = score(doc=3273,freq=4.0), product of:
0.09562149 = queryWeight, product of:
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.03002521 = queryNorm
0.69665456 = fieldWeight in 3273, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.109375 = fieldNorm(doc=3273)
0.14285715 = coord(2/14)
-
Herschman, A.: ¬A faceted classification scheme for physics (1967)
0.02
0.015380906 = product of:
0.107666336 = sum of:
0.053833168 = weight(_text_:classification in 105) [ClassicSimilarity], result of:
0.053833168 = score(doc=105,freq=2.0), product of:
0.09562149 = queryWeight, product of:
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.03002521 = queryNorm
0.5629819 = fieldWeight in 105, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.125 = fieldNorm(doc=105)
0.053833168 = weight(_text_:classification in 105) [ClassicSimilarity], result of:
0.053833168 = score(doc=105,freq=2.0), product of:
0.09562149 = queryWeight, product of:
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.03002521 = queryNorm
0.5629819 = fieldWeight in 105, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.125 = fieldNorm(doc=105)
0.14285715 = coord(2/14)
-
¬A classification of library and information science (1975)
0.01
0.01153568 = product of:
0.08074976 = sum of:
0.04037488 = weight(_text_:classification in 3339) [ClassicSimilarity], result of:
0.04037488 = score(doc=3339,freq=2.0), product of:
0.09562149 = queryWeight, product of:
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.03002521 = queryNorm
0.42223644 = fieldWeight in 3339, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.09375 = fieldNorm(doc=3339)
0.04037488 = weight(_text_:classification in 3339) [ClassicSimilarity], result of:
0.04037488 = score(doc=3339,freq=2.0), product of:
0.09562149 = queryWeight, product of:
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.03002521 = queryNorm
0.42223644 = fieldWeight in 3339, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1847067 = idf(docFreq=4974, maxDocs=44218)
0.09375 = fieldNorm(doc=3339)
0.14285715 = coord(2/14)