Gusuryak_by_Choi_Seok-jeong.jpg


Summary

Description
English: Gusuryak by Choi Seok-jeong, published in 1700
Date
Source 구수략(九數略)
Author
Choe Seok-jeong (1646–1715) wikidata:Q12619596
Choe Seok-jeong
Alternative names
Choe Sok-chong; Choi Seok-jeong
Description official and mathematician
Date of birth/death 1646 Edit this at Wikidata 1715 Edit this at Wikidata
Authority file
creator QS:P170,Q12619596

Licensing

This is a faithful photographic reproduction of a two-dimensional, public domain work of art. The work of art itself is in the public domain for the following reason:
Public domain

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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.

The official position taken by the Wikimedia Foundation is that " faithful reproductions of two-dimensional public domain works of art are public domain ".
This photographic reproduction is therefore also considered to be in the public domain in the United States. In other jurisdictions, re-use of this content may be restricted; see Reuse of PD-Art photographs for details.

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