Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 16:28Z
∇ × E = −∂B/∂t
det| 5 6 ; 7 6 | = -12
75K
det| 1 4 ; 3 2 | = -10
479K
\frac{8}{9} \sum_{i=1}^{n} i^{2}
F = ma
10n² + 4n + 5 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
153K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
d/dy [y^11] = 11y^10
188K
det| 7 4 ; 4 8 | = 40
416K