→ HERON'S FORMULA ← (1/2) • Area of a triangle with side lengths a, b and c. • I used the Källén function to "simplify" the formula.pic.twitter.com/RN0Nxtgxcm
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See (2/2)
Oh I see, no I never used it knowingly but I used it all the time with s + t + u= M^2 .. I’ve grown quite adept in taking Minkowski dot products in my head
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