金精直指注論
不育女專生男

不育女專生男

不育女專生男

論曰:先下母年本然之數,四十九除去母之年,看當何月有。假若母年若干歲,將四十九除去若干,加上某月若干,數同成零若干,是單則男,𩀱是女。再倒除七遍,剩單是男,𩀱是女,則無疑矣。欲要求男事,交單月投虛,萬無一失矣。

End of chapter

Text and scans: Shidian Guji (Peking University – ByteDance open ancient texts). Edition details are given per book. Shidian Guji

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