Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 21:14Z
det| 12 9 ; 4 13 | = 120
det| 5 9 ; 7 6 | = -33
326K
det| 1 1 ; 5 2 | = -3
198K
∂α/∂n = 1α
∑_{k=1}^{n} k = n(n+1)/2
155K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
63K
det| 7 9 ; 3 8 | = 29
∑_{k=1}^{n} k = n(n+1)/2
366K
det| 7 4 ; 4 8 | = 40
201K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
176K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 7 2 ; 1 8 | = 54
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1