Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 00:37Z
12r² + 5r + 0 = 0
\lim_{t\to 0} \frac{\sin t}{t} = 1
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\lim_{α\to 0} \frac{\sin α}{α} = 1
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iħ ∂ψ/∂t = Ĥψ
∑_{k=1}^{n} k = n(n+1)/2
155K
det| 7 4 ; 4 8 | = 40
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11x² + 6x + 2 = 0
det| 3 7 ; 2 4 | = -2
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det| 5 9 ; 7 6 | = -33
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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\frac{12}{6} \sum_{i=1}^{n} i^{2}
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2H₂ + O₂ → 2H₂O
PV = nRT
det| 5 9 ; 6 6 | = -24
\binom{n}{k} = \frac{n!}{k!(n-k)!}