Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 19:40Z
∂r/∂φ = 2r
\binom{n}{k} = \frac{n!}{k!(n-k)!}
326K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
198K
e^{i\pi} + 1 = 0
det| 7 2 ; 7 8 | = 42
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
366K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 5 3 ; 2 6 | = 24
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det| 7 4 ; 4 8 | = 40
233K