Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 05:23Z
det| 3 3 ; 5 4 | = -3
∇²β = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
129K
e^{i\pi} + 1 = 0
det| 7 4 ; 4 8 | = 40
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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E = mc²
AgNO₃ + NaCl → AgCl↓ + NaNO₃
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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det| 3 7 ; 2 4 | = -2
\lim_{t\to 0} \frac{\sin t}{t} = 1
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