{"product_id":"best-funny-math-teacher-joke-fun-stay-positive-t-shirt-unisex-shirts-for-women-men-fashion-clothing-streetwear-graphic-t-shirts","title":"חולצת \"Avoid Negativity\" – מתמטיקה עם מסר חיובי | לחובבי נוסחאות וגיקיות ישראלית","description":"\u003cp data-start=\"325\" data-end=\"352\"\u003e\u003cstrong data-start=\"325\" data-end=\"352\"\u003eפחות שלילי, יותר סטייל.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"354\" data-end=\"526\"\u003eעם החולצה הזו תוכל לשדר גם הומור מתמטי וגם אופטימיות יומיומית.\u003cbr data-start=\"416\" data-end=\"419\"\u003eהנוסחה \u003cspan class=\"katex\"\u003e\u003cspan class=\"katex-mathml\"\u003e\u003cmath xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"\u003e\u003csemantics\u003e\u003cmrow\u003e\u003cmi\u003ef\u003c\/mi\u003e\u003cmo stretchy=\"false\"\u003e(\u003c\/mo\u003e\u003cmi\u003ex\u003c\/mi\u003e\u003cmo stretchy=\"false\"\u003e)\u003c\/mo\u003e\u003cmo\u003e=\u003c\/mo\u003e\u003cmi mathvariant=\"normal\"\u003e∣\u003c\/mi\u003e\u003cmi\u003ex\u003c\/mi\u003e\u003cmi mathvariant=\"normal\"\u003e∣\u003c\/mi\u003e\u003c\/mrow\u003e\u003cannotation encoding=\"application\/x-tex\"\u003ef(x) = |x|\u003c\/annotation\u003e\u003c\/semantics\u003e\u003c\/math\u003e\u003c\/span\u003e\u003cspan class=\"katex-html\" aria-hidden=\"true\"\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"strut\"\u003e\u003c\/span\u003e\u003cspan class=\"mord mathnormal\"\u003ef\u003c\/span\u003e\u003cspan class=\"mopen\"\u003e(\u003c\/span\u003e\u003cspan class=\"mord mathnormal\"\u003ex\u003c\/span\u003e\u003cspan class=\"mclose\"\u003e)\u003c\/span\u003e\u003cspan class=\"mspace\"\u003e\u003c\/span\u003e\u003cspan class=\"mrel\"\u003e=\u003c\/span\u003e\u003cspan class=\"mspace\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"strut\"\u003e\u003c\/span\u003e\u003cspan class=\"mord\"\u003e∣\u003c\/span\u003e\u003cspan class=\"mord mathnormal\"\u003ex\u003c\/span\u003e\u003cspan class=\"mord\"\u003e∣\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e היא לא רק פונקציה – היא פילוסופיית חיים! 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