Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:58Z
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
75K
det| 12 1 ; 4 13 | = 152
479K
3β² + 6β + 2 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
276K
F = ma
det| 8 9 ; 4 9 | = 36
390K
\frac{8}{7} \sum_{i=1}^{n} i^{2}
CH₄ + 2O₂ → CO₂ + 2H₂O
1K
1x² + 5x + 7 = 0
\lim_{α\to 0} \frac{\sin α}{α} = 1
473K
∇²ψ = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
416K
3φ² + 8φ + 6 = 0