Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 16:22Z
det| 6 2 ; 7 7 | = 28
\binom{n}{k} = \frac{n!}{k!(n-k)!}
8K
∫₀^∞ e^(-x²) dx = √π / 2
\frac{1}{3} \sum_{i=1}^{n} i^{2}
\oint_C \vec{F}\cdot d\vec{r} = 0
264K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
276K
d/dψ [ψ^7] = 7ψ^6
det| 7 4 ; 4 8 | = 40
257K
det| 5 6 ; 4 6 | = 6
250K
F = G m₁m₂ / r²
∫₀^∞ e^(-θ²) dθ = √π / 2
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∂α/∂n = 9α
4y² + 9y + 0 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}