{"id":1312,"date":"2026-11-09T05:00:00","date_gmt":"2026-11-08T20:00:00","guid":{"rendered":"https:\/\/yamamath.org\/?p=1312"},"modified":"2026-08-22T18:08:17","modified_gmt":"2026-08-22T09:08:17","slug":"1236_%e5%b0%8f%e6%96%9c%e6%96%b912%e9%9d%a2%e4%bd%93-%e3%82%b5%e3%83%bc%e3%83%89","status":"publish","type":"post","link":"https:\/\/yamamath.org\/?p=1312","title":{"rendered":"1236_\u5c0f\u659c\u65b912\u9762\u4f53 (\u30b5\u30fc\u30c9)"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"552\" src=\"https:\/\/yamamath.org\/wp-content\/uploads\/2026\/08\/1_Sird_3fig.jpg\" alt=\"\" class=\"wp-image-1313\" style=\"aspect-ratio:1.1594565047633922;width:482px;height:auto\" srcset=\"https:\/\/yamamath.org\/wp-content\/uploads\/2026\/08\/1_Sird_3fig.jpg 640w, https:\/\/yamamath.org\/wp-content\/uploads\/2026\/08\/1_Sird_3fig-300x259.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" 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