Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-21 00:29Z
det| 3 4 ; 0 4 | = 12
det| 7 4 ; 4 8 | = 40
372K
∫₀^∞ e^(-β²) dβ = √π / 2
∫₀^∞ e^(-n²) dn = √π / 2
188K
∫₀^∞ e^(-y²) dy = √π / 2
31K
8n² + 5n + 1 = 0
N₂ + 3H₂ ⇌ 2NH₃
ω = 2πf
Fe₂O₃ + 3CO → 2Fe + 3CO₂
F = ma
ΔS ≥ 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}