Math Dump /sym/d1e50c
id=346582 · host=jp.commstar.world · 2026-09-01 21:06Z
∂α/∂r = 6α
det| 4 1 ; 6 5 | = 14
402K
10n² + 6n + 7 = 0
det| 5 3 ; 7 6 | = 9
398K
F = G m₁m₂ / r²
F = G m₁m₂ / r²
det| 3 4 ; 6 4 | = -12
det| 4 5 ; 2 5 | = 10
e^{i\pi} + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{6}{5} \sum_{i=1}^{n} i^{2}
det| 11 8 ; 1 12 | = 124
∑_{k=1}^{n} k = n(n+1)/2
ω = 2πf