File:圖式簡明算法執掌 七歸四除式.png

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圖式簡明算法執掌_七歸四除式.png (306 × 159 pixels, file size: 76 KB, MIME type: image/png)

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中文:來自《圖式簡明算法執掌》
Date in the end of Qing dynasty or the beginning of ROC
Source http://mbook.kongfz.com/item_pic_150100_716115420/
Author 上海錦章書局

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This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer.


This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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Date/TimeThumbnailDimensionsUserComment
current20:10, 4 November 2019Thumbnail for version as of 20:10, 4 November 2019306 × 159 (76 KB)Davidzdh (talk | contribs)User created page with UploadWizard

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