Math Dump /sym/6c3138

id=1 · host=fr.findroms.cloud · 2026-10-18 22:44Z

3n² + 7n + 7 = 0

∑_{k=1}^{n} k = n(n+1)/2

460K

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

438K

∫₀^∞ e^(-ω²) dω = √π / 2

8ψ² + 7ψ + 0 = 0

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5φ² + 1φ + 1 = 0

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

∫₀^∞ e^(-θ²) dθ = √π / 2

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

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

d/dt [t^3] = 3t^2

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\oint_C \vec{F}\cdot d\vec{r} = 0

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d/dφ [φ^5] = 5φ^4

∇ × E = −∂B/∂t

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det| 11 4 ; 5 12 | = 112

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2H₂ + O₂ → 2H₂O