Math Dump /sym/6c3138

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

3n² + 7n + 7 = 0

∇²θ = 0

460K

∑_{k=1}^{n} k = n(n+1)/2

438K

∫₀^∞ e^(-ω²) dω = √π / 2

e^{i\pi} + 1 = 0

186K

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

411K

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

det| 12 1 ; 5 13 | = 151

448K

F = G m₁m₂ / r²

22K

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

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

459K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

406K

d/dφ [φ^5] = 5φ^4

det| 7 4 ; 4 8 | = 40

181K

∑_{k=1}^{n} k = n(n+1)/2

80K

∇ × E = −∂B/∂t

359K

PV = nRT

455K