177 citations
- Centro de Estudios CientíficosCL9 papers
- Waseda UniversityJP9 papers
- RIKENJP8 papers
- Rikkyo UniversityJP8 papers
- The University of TokyoJP8 papers
- The University of OsakaJP7 papers
- Tohoku UniversityJP7 papers
- Kyoto UniversityJP4 papers
- National Astronomical Observatory of JapanJP4 papers
- Boston UniversityUS3 papers
- Hiroshima UniversityJP3 papers
- Institut d'Astrophysique de ParisFR3 papers
Showing 2008Show all
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q-fin.ST2008★ 10 cited
Effect of changing data size on eigenvalues in the Korean and Japanese stock markets
Cheoljun Eom, Woo-Sung Jung, Taisei Kaizoji +1
In this study, we attempted to determine how eigenvalues change, according to random matrix theory (RMT), in stock market data as the number of stocks comprising the correlation ma…
gr-qc2008★ 5 cited
Asymptotically Friedmann self-similar scalar field solutions with potential
Masanori Kyo, Tomohiro Harada, Hideki Maeda
We investigate self-similar solutions which are asymptotic to the Friedmann universe at spatial infinity and contain a scalar field with potential. The potential is required to be…
gr-qc2008★ 153 cited
Static and symmetric wormholes respecting energy conditions in Einstein-Gauss-Bonnet gravity
Hideki Maeda, Masato Nozawa
Properties of -dimensional static wormhole solutions are investigated in Einstein-Gauss-Bonnet gravity with or without a cosmological constant . We assume that the spa…