Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:27Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
479K
det| 11 2 ; 5 12 | = 122
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 3 6 ; 0 4 | = 12
102K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²α = 0
det| 7 4 ; 4 8 | = 40
257K
∑_{k=1}^{n} k = n(n+1)/2
250K
ω = 2πf
\lim_{t\to 0} \frac{\sin t}{t} = 1
46K