Tucker, M.A.; Anderson, N.D.: Guide to information sources in mathematics and statistics (2004)
0.02
0.020331629 = product of:
0.060994882 = sum of:
0.060994882 = product of:
0.121989764 = sum of:
0.121989764 = weight(_text_:m.a in 3173) [ClassicSimilarity], result of:
0.121989764 = score(doc=3173,freq=2.0), product of:
0.25558433 = queryWeight, product of:
6.1714344 = idf(docFreq=250, maxDocs=44218)
0.04141409 = queryNorm
0.4772975 = fieldWeight in 3173, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.1714344 = idf(docFreq=250, maxDocs=44218)
0.0546875 = fieldNorm(doc=3173)
0.5 = coord(1/2)
0.33333334 = coord(1/3)