{"id":439,"date":"2025-11-19T05:00:00","date_gmt":"2025-11-18T20:00:00","guid":{"rendered":"https:\/\/yamamath.org\/?p=439"},"modified":"2025-10-13T16:10:52","modified_gmt":"2025-10-13T07:10:52","slug":"1126_%e3%82%ab%e3%83%ac%e3%82%a4%e3%83%89%e3%82%b5%e3%82%a4%e3%82%af%e3%83%ab%ef%bc%88%e3%82%a8%e3%83%83%e3%82%b7%e3%83%a3%e3%83%bc%ef%bc%89","status":"publish","type":"post","link":"https:\/\/yamamath.org\/?p=439","title":{"rendered":"1126_\u30ab\u30ec\u30a4\u30c9\u30b5\u30a4\u30af\u30eb\uff08\u30a8\u30c3\u30b7\u30e3\u30fc\uff09"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"279\" src=\"https:\/\/yamamath.org\/wp-content\/uploads\/2025\/10\/s-640-M.-C.-Escher-Kaleidocycle_color.jpg\" alt=\"\" class=\"wp-image-440\" srcset=\"https:\/\/yamamath.org\/wp-content\/uploads\/2025\/10\/s-640-M.-C.-Escher-Kaleidocycle_color.jpg 640w, https:\/\/yamamath.org\/wp-content\/uploads\/2025\/10\/s-640-M.-C.-Escher-Kaleidocycle_color-300x131.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n\n\n\n<p>s-640 M. C. Escher Kaleidocycle_color.jpg<br>\u3000&#8212;&#8211; * &#8212;&#8211; * &#8212;&#8211;<\/p>\n\n\n\n<p>\u3000\u304b\u3064\u3066\u300c\u30ab\u30ec\u30a4\u30c9\u30b5\u30a4\u30af\u30eb\u300d\u306e\u4f5c\u54c1\u3092\u898b\u305b\u3066\u3044\u305f\u3060\u3044\u305f\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u4e0d\u601d\u8b70\u306b\u601d\u3044\u306a\u304c\u3089\u3082\u81ea\u5206\u3067\u4f5c\u308b\u6a5f\u4f1a\u3082\u306a\u304f\u6642\u304c\u7d4c\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3000\u4eca\u56de\u3044\u308d\u3044\u308d\u8abf\u3079\u3066\u307f\u308b\u306a\u304b\u3067\u5206\u304b\u3063\u305f\u3053\u3068\u3082\u3042\u308a\uff0c\u3044\u304f\u3064\u304b\u306e\u4f5c\u54c1\u3092\u4f5c\u3063\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u30023 or 4\u56de\u306b\u5206\u3051\u3066\u53d6\u308a\u7d44\u3093\u3067\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000&#8212;&#8211; * &#8212;&#8211; * &#8212;&#8211;<\/p>\n\n\n\n<p>\u3000Jill Britton \u306b\u3088\u308b youtube \u306e\u52d5\u753b<br>\u3000 \u300eM. C. Escher Kaleidocycle\u300f\u306f<br>\u3000\u3000\u3000https:\/\/www.youtube.com\/watch?v=V_fdN3HIlsI<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"M. C. Escher Kaleidocycle\" width=\"500\" height=\"375\" src=\"https:\/\/www.youtube.com\/embed\/V_fdN3HIlsI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>\u3000&#8212;&#8211; * &#8212;&#8211; * &#8212;&#8211;<\/p>\n\n\n\n<p>\u3000\u578b\u7d19\uff08\u5148\u982d\u56f3\uff1a\u30ab\u30e9\u30fc\u7248\uff09\u3068\u767d\u9ed2\u7248\u306epdf\u306f\u3042\u308b\u306e\u3067\u3059\u304c\uff0c\u306f\u3066\u3069\u3053\u3067\u5165\u624b\u3057\u305f\u3082\u306e\u304b\uff1f\u4eca\u3067\u306f\u51fa\u3069\u3053\u308d\u304c\u8fbf\u308c\u306a\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u7d19\u8cea\u3084\u5927\u304d\u3055\u3092\u5909\u3048\u30663\u500b\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3000\u3000s-640M. C. Escher Kaleidocycle_3\u500b\u5b8c\u6210.jpg<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"282\" src=\"https:\/\/yamamath.org\/wp-content\/uploads\/2025\/10\/s-640M.-C.-Escher-Kaleidocycle_3\u500b\u5b8c\u6210.jpg\" alt=\"\" class=\"wp-image-441\" srcset=\"https:\/\/yamamath.org\/wp-content\/uploads\/2025\/10\/s-640M.-C.-Escher-Kaleidocycle_3\u500b\u5b8c\u6210.jpg 640w, https:\/\/yamamath.org\/wp-content\/uploads\/2025\/10\/s-640M.-C.-Escher-Kaleidocycle_3\u500b\u5b8c\u6210-300x132.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n\n\n\n<p>\u3010\u6570\u5b66\u306e\u8a71\u984c\u3011<\/p>\n","protected":false},"excerpt":{"rendered":"<p>s-640 M. C. Escher Kaleidocycle_color.jpg\u3000&#8212;&#8211; * &#8212;&#8211; * &#8212;&#8211; \u3000\u304b\u3064\u3066\u300c\u30ab\u30ec\u30a4\u30c9\u30b5\u30a4\u30af\u30eb\u300d\u306e\u4f5c\u54c1\u3092\u898b [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-439","post","type-post","status-publish","format-standard","hentry","category-4"],"_links":{"self":[{"href":"https:\/\/yamamath.org\/index.php?rest_route=\/wp\/v2\/posts\/439","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yamamath.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yamamath.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yamamath.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yamamath.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=439"}],"version-history":[{"count":2,"href":"https:\/\/yamamath.org\/index.php?rest_route=\/wp\/v2\/posts\/439\/revisions"}],"predecessor-version":[{"id":443,"href":"https:\/\/yamamath.org\/index.php?rest_route=\/wp\/v2\/posts\/439\/revisions\/443"}],"wp:attachment":[{"href":"https:\/\/yamamath.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=439"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yamamath.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=439"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yamamath.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=439"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}