29:null 2a:["$","title",null,{"children":"Cistercian Numeral Notation | Jacob Rus | Observable"}] 2f:[{"id":"672309433a04cf0a6fc24a7127a85f9d7350d6012453b3bc11f5d1580f9223341f8ad8d0a484b481b67283ba1bb2ca0723589f860fec5c87fbac0b15551ed330","href":"https://static.observableusercontent.com/files/672309433a04cf0a6fc24a7127a85f9d7350d6012453b3bc11f5d1580f9223341f8ad8d0a484b481b67283ba1bb2ca0723589f860fec5c87fbac0b15551ed330","name":"CistercianNumerals.jpeg","type":"image/jpeg","lastModified":1612578059692.458,"size":51894}] 2d:{"id":"d404eb04f83a2ffb","slug":null,"title":"Cistercian Numeral Notation","thumbnail":"6df748945cc807748d3da2b4d2430407cb18af833b764e3e8d932151a13e994f","access_level":"unlisted","create_time":"$D2021-02-06T02:20:59.692Z","update_time":"$D2021-02-18T23:46:07.923Z","view_time":null,"first_public_time":null,"fork":{"id":"f1f1c33ae313c253","slug":"cistercian-numeral-notation","title":"Cistercian Numeral Notation","owner":{"id":"38d9559790b07d9a","login":"ramonaisonline","name":"Ramona"}},"stars":1,"starred":false,"owner":{"type":"team","id":"9b8a8e177a49059a","login":"jrus","name":"Jacob Rus","avatar_url":"https://avatars-next.observableusercontent.com/c33dbeed76527c50e64208b0e005e0b6e54a3bef2a14ea6a823f1c7de4867662","tier":"starter_2024"},"version":517,"publish_version":517,"role":null,"authored":false,"authors":[{"type":"individual","id":"ddd7235babc79ce0","login":"jrus","name":"Jacob Rus","avatar_url":"https://avatars-next.observableusercontent.com/c33dbeed76527c50e64208b0e005e0b6e54a3bef2a14ea6a823f1c7de4867662","tier":null}],"members":[{"type":"individual","id":"ddd7235babc79ce0","login":"jrus","name":"Jacob Rus","avatar_url":"https://avatars-next.observableusercontent.com/c33dbeed76527c50e64208b0e005e0b6e54a3bef2a14ea6a823f1c7de4867662","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"subscribed":null,"forks":0,"collection":null,"type":"notebook","body":{"title":"Cistercian Numeral Notation","cells":[{"id":0,"value":"md`# Cistercian Numeral Notation`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":281,"value":"md`Inspired by this tweet:`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":284,"value":"FileAttachment(\"CistercianNumerals.jpeg\").image()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":278,"value":"html`

The Cistercian monks invented a numbering system in the 13th century which meant that any number from 1 to 9999 could be written using a single symbol pic.twitter.com/VRuEx4dkPF
— UCL Department of Mathematics (@MathematicsUCL) February 2, 2021

`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":287,"value":"md`---`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":10,"value":"viewof n = Range([0, 9999], {\n label: \"Number\",\n step: 1,\n value: 1993\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":509,"value":"plot_numeral(n)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":420,"value":"md`---`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":292,"value":"md`## Settings`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":314,"value":"viewof size = Range([0, 200], {step: 1, value: 60, label: \"Glyph size\"})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":44,"value":"viewof lineWeight = Range([0, 20], {step: 1, value: 10, label: \"Line weight\"})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":320,"value":"viewof spacing = Range([0, 200], {step: 1, value: 60, label: \"Glyph spacing\"})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":340,"value":"md`---`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":43,"value":"plot_numeral = (number) => svg`\n`","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":14,"value":"digits = (number) => Array.from((\"0000\" + number.toFixed()).slice(-4), Number)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":395,"value":"transforms = [\n [-1, -1, bottom], // X000 -> bottom left\n [ 1, -1, bottom], // 0X00 -> bottom right\n [-1, 1, top], // 00X0 -> top left\n [ 1, 1, top] // 000X -> top right\n].map(([xs, ys, pos]) => `transform=\"translate(${pos}) scale(${xs},${ys})\"`)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":228,"value":"glyphs = {\n var nw = '0,0', ne = `${size},0`,\n sw = `0,${size}`, se = `${size},${size}`;\n return [\n [nw],\n [nw, ne],\n [sw, se],\n [nw, se], // 3\n [ne, sw],\n [nw, ne, sw],\n [ne, se], // 6\n [nw, ne, se],\n [ne, se, sw],\n [nw, ne, se, sw]\n ].map(corners => `d=\"M${corners.join('L')}\"`);\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":474,"value":"top = `0,0`","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":379,"value":"bottom = `0,${2 * size + spacing}`","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":467,"value":"linestyle = `stroke-linecap=round stroke-linejoin=round stroke=black stroke-width=${lineWeight} fill=none`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":337,"value":"md`---`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":7,"value":"import {Range} from \"@observablehq/inputs\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"}],"files":"$W2f","stdlib":"1","titling":"auto"}} 2e:"$2d:body"