The most difficult problem ever : Igo Hatsuyoron 120
| Information | |
|---|---|
| Title: | The most difficult problem ever : Igo Hatsuyoron 120 | 
| Author: | Thomas Redecker ; unter Mitwirkung von Joachim Meinhardt, Harry | 
| Publisher: | Brett und Stein Verlag, Gunnar Dickfeld | 
| Year of issue: | 2011 | 
| Country: | GG | 
| City: | Frankfurt am Main | 
| ISBN: | ISBN 978-3-940563-18-7 | 
| Tome/Volume: | |
| Issue: | |
| Page: | 144 p | 
| Annotation: | In depth study of problem 120 from the Igo Hatsuyoron, written in 1713 by Inoue Dosetsu Inseki. | 
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