Weiqi Zhongji Jieti Xunlian / Errata

Volume 1 Problem 74

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Volume 1 Problem 74 (transposed)

The marked Black stone is mistaken shown as White in the book.



Volume 3, problem 193

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Problem 193

The theme of the problem is: Black will get an eye at the marked point, she must find a method of creating a second eye.

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Book solution 193

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Refutation of book solution

The marked point is not an eye. White will squeeze at 'a'. Black has only one eye.

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Refutation

If B1, W2 - W4 kill. After W4 Black is damezumari. (Found by Jantje).

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Suggestion

ferdi suggested this correction to the problem.


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