Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 02:07Z
\lim_{r\to 0} \frac{\sin r}{r} = 1
det| 8 5 ; 3 9 | = 57
479K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
8K
E = mc²
det| 7 7 ; 4 8 | = 28
102K
\oint_C \vec{F}\cdot d\vec{r} = 0
∇ × E = −∂B/∂t
\binom{n}{k} = \frac{n!}{k!(n-k)!}
257K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
250K
det| 9 4 ; 1 10 | = 86
62K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
256K
∑_{k=1}^{n} k = n(n+1)/2
46K