Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:32Z
∑_{k=1}^{n} k = n(n+1)/2
3β² + 6β + 2 = 0
F = ma
Fe₂O₃ + 3CO → 2Fe + 3CO₂
191K
det| 7 4 ; 4 8 | = 40
390K
\frac{8}{7} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-t²) dt = √π / 2
1K
1x² + 5x + 7 = 0
det| 3 6 ; 0 4 | = 12
473K
det| 4 8 ; 1 5 | = 12
∇²ψ = 0