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2021年12月27日
A = { x = (x1, x2, x3) ∈ R3 | x1 = 1, x2 = 1 }
A = { x = (x1, x2, x3) ∈ R3 | x1 = 1, x2 = 1 }
https://ai.2ch.sc/test/read.cgi/math/1600005223/
last-modified: 2021-12-27 07:51:05