-
Zia, L.L.: Growing a national learning environments and resources network for science, mathematics, engineering, and technology education : current issues and opportunities for the NSDL program (2001)
0.00
7.7093375E-4 = product of:
0.0015418675 = sum of:
0.0015418675 = product of:
0.003083735 = sum of:
0.003083735 = weight(_text_:e in 1217) [ClassicSimilarity], result of:
0.003083735 = score(doc=1217,freq=2.0), product of:
0.048544887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03377341 = queryNorm
0.063523374 = fieldWeight in 1217, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03125 = fieldNorm(doc=1217)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Zia, L.L.: new projects and a progress report : ¬The NSF National Science, Technology, Engineering, and Mathematics Education Digital Library (NSDL) program (2001)
0.00
6.74567E-4 = product of:
0.001349134 = sum of:
0.001349134 = product of:
0.002698268 = sum of:
0.002698268 = weight(_text_:e in 1227) [ClassicSimilarity], result of:
0.002698268 = score(doc=1227,freq=2.0), product of:
0.048544887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03377341 = queryNorm
0.05558295 = fieldWeight in 1227, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.02734375 = fieldNorm(doc=1227)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Zia, L.L.: ¬The NSF National Science, Technology, Engineering, and Mathematics Education Digital Library (NSDL) Program : new projects from fiscal year 2004 (2005)
0.00
5.782003E-4 = product of:
0.0011564007 = sum of:
0.0011564007 = product of:
0.0023128013 = sum of:
0.0023128013 = weight(_text_:e in 1221) [ClassicSimilarity], result of:
0.0023128013 = score(doc=1221,freq=2.0), product of:
0.048544887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03377341 = queryNorm
0.04764253 = fieldWeight in 1221, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0234375 = fieldNorm(doc=1221)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e