Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:05Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
det| 4 2 ; 3 5 | = 14
479K
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
264K
d/dz [z^11] = 11z^10
276K
∇²α = 0
∫₀^∞ e^(-φ²) dφ = √π / 2
257K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
250K
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
256K