Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 07:34Z
6n² + 5n + 3 = 0
d/dt [t^6] = 6t^5
∑_{k=1}^{n} k = n(n+1)/2
276K
\frac{2}{3} \sum_{i=1}^{n} i^{2}
det| 4 8 ; 3 5 | = -4
390K
∑_{k=1}^{n} k = n(n+1)/2
d/dr [r^9] = 9r^8
det| 4 6 ; 4 5 | = -4
473K
det| 11 2 ; 7 12 | = 118
e^{i\pi} + 1 = 0
iħ ∂ψ/∂t = Ĥψ
AgNO₃ + NaCl → AgCl↓ + NaNO₃