{"product_id":"euclid-t-shirt","title":"\"Here's Looking at Euclid\" T-Shirt (Fifth Postulate)","description":"\u003cp\u003eOf all the geometric axioms in all the textbooks in all the world, this one walks into mine.\u003c\/p\u003e\n\u003cp\u003eThis shirt pays homage to Euclid of Alexandria with a clever twist on the classic line from \u003cem\u003eCasablanca\u003c\/em\u003e. But instead of a face, it features the elegance of \u003cstrong\u003eEuclid's Fifth Postulate\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe diagram shows two lines cut by a transversal, where the interior angles \u003cspan\u003eα\u003c\/span\u003e and \u003cspan\u003eβ\u003c\/span\u003e sum to less than \u003cspan\u003eπ\u003c\/span\u003e (180 degrees). As Euclid proved, this means the lines will eventually meet—they are \"looking\" right at each other. It’s the perfect apparel for geometry teachers, math students, or anyone who appreciates the rules that define our universe.\u003c\/p\u003e\n\u003ch3\u003eProduct Specifications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e The Unemployed Philosophers Guild\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 100% Cotton\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFit:\u003c\/strong\u003e Unisex \/ Standard Fit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Diagram of the Parallel Postulate with the inequality α + β \u0026lt; π\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCare:\u003c\/strong\u003e Machine wash warm, tumble dry low. Do not bleach.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e🔭 From the Desk of Paul Bracken:\u003c\/h3\u003e\n\u003cp\u003eI love this shirt because it separates the casual fans from the true nerds. Most people just see a triangle and some Greek letters. But if you know your history of science, you know this inequality (α + β \u0026lt; π) is what defines \"flat\" Euclidean space.\u003c\/p\u003e\n\u003cp\u003eWithout this rule, we couldn't navigate the stars or map the planets. It’s a brilliant, subtle joke that fits perfectly at any star party or physics lecture.\u003c\/p\u003e","brand":"The Unemployed Philosopher's Guild","offers":[{"title":"L","offer_id":45511480901771,"sku":"CLD-T-SHRT-LRG","price":20.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/7028\/6987\/files\/Euclid.jpg?v=1771205803","url":"https:\/\/bracken-observatory.com\/products\/euclid-t-shirt","provider":"Bracken Observatory","version":"1.0","type":"link"}