Pemberton, J.E.: How to find out in mathematics : a guide to sources of information (1969)
0.01
0.009624632 = product of:
0.019249264 = sum of:
0.008916007 = weight(_text_:a in 1999) [ClassicSimilarity], result of:
0.008916007 = score(doc=1999,freq=2.0), product of:
0.05832264 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.05058132 = queryNorm
0.15287387 = fieldWeight in 1999, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.09375 = fieldNorm(doc=1999)
0.010333257 = product of:
0.020666514 = sum of:
0.020666514 = weight(_text_:information in 1999) [ClassicSimilarity], result of:
0.020666514 = score(doc=1999,freq=2.0), product of:
0.088794395 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.05058132 = queryNorm
0.23274569 = fieldWeight in 1999, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.09375 = fieldNorm(doc=1999)
0.5 = coord(1/2)
0.5 = coord(2/4)