Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:47Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-x²) dx = √π / 2
479K
CH₄ + 2O₂ → CO₂ + 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
102K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{x\to 0} \frac{\sin x}{x} = 1
276K
∇²α = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
257K
∑_{k=1}^{n} k = n(n+1)/2
250K
ω = 2πf
∫₀^∞ e^(-φ²) dφ = √π / 2
62K
PV = nRT
\binom{n}{k} = \frac{n!}{k!(n-k)!}
46K
N₂ + 3H₂ ⇌ 2NH₃