Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 16:27Z
∇ × E = −∂B/∂t
det| 10 2 ; 1 11 | = 108
75K
det| 7 9 ; 1 8 | = 47
479K
\frac{8}{9} \sum_{i=1}^{n} i^{2}
\frac{12}{6} \sum_{i=1}^{n} i^{2}
276K
\lim_{t\to 0} \frac{\sin t}{t} = 1
129K
F = ma
det| 7 4 ; 4 8 | = 40
390K
10n² + 4n + 5 = 0
∑_{k=1}^{n} k = n(n+1)/2
153K
\binom{n}{k} = \frac{n!}{k!(n-k)!}