Math Dump /sym/a082a7
id=910382 · host=jp.commstar.world · 2026-09-01 21:05Z
\lim_{r\to 0} \frac{\sin r}{r} = 1
det| 4 1 ; 6 5 | = 14
402K
∑_{k=1}^{n} k = n(n+1)/2
det| 5 3 ; 7 6 | = 9
398K
e^{i\pi} + 1 = 0
2t² + 6t + 4 = 0
N₂ + 3H₂ ⇌ 2NH₃
ω = 2πf
ω = 2πf
d/dα [α^8] = 8α^7
∇²x = 0
ω = 2πf
det| 7 2 ; 0 8 | = 56
det| 8 3 ; 0 9 | = 72