{"id":2660,"date":"2015-02-25T11:27:58","date_gmt":"2015-02-25T18:27:58","guid":{"rendered":"http:\/\/theoryofeverything.org\/MyToE\/?p=2660"},"modified":"2015-02-25T11:27:58","modified_gmt":"2015-02-25T18:27:58","slug":"e8-h4-quasi-crystals-penrose-tiling-boerdijk-coxeter-helices-and-an-ams-blog-post-on-the-topic","status":"publish","type":"post","link":"https:\/\/theoryofeverything.org\/theToE\/2015\/02\/25\/e8-h4-quasi-crystals-penrose-tiling-boerdijk-coxeter-helices-and-an-ams-blog-post-on-the-topic\/","title":{"rendered":"E8, H4, Quasi-Crystals, Penrose Tiling, Boerdijk-Coxeter Helices and an AMS blog post on the topic"},"content":{"rendered":"<p>This pic is an overlay of an image from <a href=\"http:\/\/blogs.ams.org\/visualinsight\/2015\/02\/15\/pentagon-decagon-branched-covering\/\">Greg Egan on the AMS blog VisualInsight<\/a> on top of one I created several years ago for the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Quasicrystal#Mathematics\">quasicrystal wikipedia page<\/a>.<\/p>\n<p>It uses <a href=\"\/TOE\/JGM\/E8toH4fold.pdf\">my E8-H4 folding matrix<\/a> to project E8 vertices to several interesting objects. The 5 dimensional 5-cube (Penteract) and the related 3D the Rhombic-Triacontahedron, as well as this 2D overlay on the Ho-Mg-Zn electron diffraction pattern.<\/p>\n<p><a href=\"http:\/\/theoryofeverything.org\/MyToE\/?attachment_id=2661\" rel=\"attachment wp-att-2661\"><img decoding=\"async\" src=\"http:\/\/theoryofeverything.org\/MyToE\/wp-content\/uploads\/2015\/02\/Ho-Mg-Zn_E8-5Cube-baez-egan-overlay.png\" alt=\"Ho-Mg-Zn_E8-5Cube-baez-egan-overlay\" width=\"500\" class=\"alignnone size-full wp-image-2661\" \/><\/a><\/p>\n<p>E8 vertices projected to 2D pentagonal projection<br \/>\n<a href=\"http:\/\/theoryofeverything.org\/MyToE\/?attachment_id=2667\" rel=\"attachment wp-att-2667\"><img decoding=\"async\" src=\"http:\/\/theoryofeverything.org\/MyToE\/wp-content\/uploads\/2015\/02\/E8-5Cube.jpg\" alt=\"E8-5Cube\" width=\"500\" class=\"alignnone size-full wp-image-2667\" \/><\/a><\/p>\n<p>5-cube in 3D<br \/>\n<a href=\"http:\/\/theoryofeverything.org\/MyToE\/?attachment_id=2664\" rel=\"attachment wp-att-2664\"><img decoding=\"async\" src=\"http:\/\/theoryofeverything.org\/MyToE\/wp-content\/uploads\/2015\/02\/5-cube-2.png\" alt=\"5-cube-2\" width=\"500\" class=\"alignnone size-full wp-image-2664\" \/><\/a><\/p>\n<p>6-cube edges projected to the Rhombic-Triacontahedron using 3 of 4 rows of my E8-H4 folding matrix.<br \/>\n<a href=\"http:\/\/theoryofeverything.org\/MyToE\/?attachment_id=2668\" rel=\"attachment wp-att-2668\"><img decoding=\"async\" src=\"http:\/\/theoryofeverything.org\/MyToE\/wp-content\/uploads\/2015\/02\/6Cube-QuasiCrystal-low.jpg\" alt=\"6Cube-QuasiCrystal-low\" width=\"500\" class=\"alignnone size-full wp-image-2668\" \/><\/a><\/p>\n<p>Rhombic-Triacontahedron with inner edges removed<br \/>\n<a href=\"http:\/\/theoryofeverything.org\/MyToE\/?attachment_id=2665\" rel=\"attachment wp-att-2665\"><img decoding=\"async\" src=\"http:\/\/theoryofeverything.org\/MyToE\/wp-content\/uploads\/2015\/02\/RhombicTricontahedron.png\" alt=\"RhombicTricontahedron\" width=\"500\" class=\"alignnone size-full wp-image-2665\" \/><\/a><\/p>\n<p>The Boerdijk-Coxeter helix is also related to these structures through the Golden Ratio.<\/p>\n<p>Edges on the outer ring of the E8 Petrie projection related to Boerdijk-Coxeter helix.<br \/>\n<a href=\"http:\/\/theoryofeverything.org\/MyToE\/?attachment_id=2637\" rel=\"attachment wp-att-2637\"><img decoding=\"async\" src=\"http:\/\/theoryofeverything.org\/MyToE\/wp-content\/uploads\/2015\/02\/helix2Db.png\" alt=\"helix2Db\" width=\"500\" class=\"alignnone size-full wp-image-2637\" \/><\/a><\/p>\n<p>Same as above in 3D with the tetrahedral cell faces and 3D vertex shape-color-size based on quantum particle parameters from a theoretical physics model.<br \/>\n<a href=\"http:\/\/theoryofeverything.org\/MyToE\/?attachment_id=2614\" rel=\"attachment wp-att-2614\"><img decoding=\"async\" src=\"http:\/\/theoryofeverything.org\/MyToE\/wp-content\/uploads\/2015\/02\/cells6004b.png\" alt=\"cells6004b\" width=\"500\" class=\"alignnone size-full wp-image-2614\" \/><\/a><\/p>\n<p>Same as above also showing the inner E8 ring Boerdijk-Coxeter helix.<br \/>\n<a href=\"http:\/\/theoryofeverything.org\/MyToE\/?attachment_id=2652\" rel=\"attachment wp-att-2652\"><img decoding=\"async\" src=\"http:\/\/theoryofeverything.org\/MyToE\/wp-content\/uploads\/2015\/02\/inner-outerP.png\" alt=\"inner-outerP\" width=\"500\" class=\"alignnone size-full wp-image-2652\" \/><\/a><br \/>\nPlatonic solids<br \/>\n<a href=\"http:\/\/theoryofeverything.org\/MyToE\/?attachment_id=2157\" rel=\"attachment wp-att-2157\"><img decoding=\"async\" src=\"http:\/\/theoryofeverything.org\/MyToE\/wp-content\/uploads\/2014\/11\/E8-3D-Platonic-2.png\" alt=\"E8-3D-Platonic-2\" width=\"500\" class=\"alignnone size-full wp-image-2157\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>This pic is an overlay of an image from Greg Egan on the AMS blog VisualInsight on top of one I created several years ago for the quasicrystal wikipedia page. It uses my E8-H4 folding matrix to project E8 vertices to several interesting objects. The 5 dimensional 5-cube (Penteract) and the related 3D the Rhombic-Triacontahedron, &hellip; <a href=\"https:\/\/theoryofeverything.org\/theToE\/2015\/02\/25\/e8-h4-quasi-crystals-penrose-tiling-boerdijk-coxeter-helices-and-an-ams-blog-post-on-the-topic\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">E8, H4, Quasi-Crystals, Penrose Tiling, Boerdijk-Coxeter Helices and an AMS blog post on the topic<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[33,24,4,34,16,35],"class_list":["post-2660","post","type-post","status-publish","format-standard","hentry","category-physics","tag-boerdijk-coxeter","tag-chemistry","tag-e8","tag-h4","tag-physics","tag-quasicrystals"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/theoryofeverything.org\/theToE\/wp-json\/wp\/v2\/posts\/2660","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/theoryofeverything.org\/theToE\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/theoryofeverything.org\/theToE\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/theoryofeverything.org\/theToE\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/theoryofeverything.org\/theToE\/wp-json\/wp\/v2\/comments?post=2660"}],"version-history":[{"count":0,"href":"https:\/\/theoryofeverything.org\/theToE\/wp-json\/wp\/v2\/posts\/2660\/revisions"}],"wp:attachment":[{"href":"https:\/\/theoryofeverything.org\/theToE\/wp-json\/wp\/v2\/media?parent=2660"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/theoryofeverything.org\/theToE\/wp-json\/wp\/v2\/categories?post=2660"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/theoryofeverything.org\/theToE\/wp-json\/wp\/v2\/tags?post=2660"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}