Math Dump /sym/6c3138

id=1 · host=fr.findroms.cloud · 2026-10-18 22:39Z

3n² + 7n + 7 = 0

∑_{k=1}^{n} k = n(n+1)/2

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∇²ω = 0

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∫₀^∞ e^(-ω²) dω = √π / 2

F = G m₁m₂ / r²

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det| 2 8 ; 7 3 | = -50

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\frac{10}{6} \sum_{i=1}^{n} i^{2}

\frac{2}{2} \sum_{i=1}^{n} i^{2}

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\binom{n}{k} = \frac{n!}{k!(n-k)!}

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d/dr [r^12] = 12r^11

det| 7 4 ; 4 8 | = 40

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\lim_{β\to 0} \frac{\sin β}{β} = 1

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d/dφ [φ^5] = 5φ^4

∇ × E = −∂B/∂t

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N₂ + 3H₂ ⇌ 2NH₃

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2H₂ + O₂ → 2H₂O