Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 19:08Z
\oint_C \vec{F}\cdot d\vec{r} = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
75K
det| 1 4 ; 3 2 | = -10
479K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
129K
6x² + 5x + 5 = 0
det| 7 4 ; 4 8 | = 40
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∑_{k=1}^{n} k = n(n+1)/2
390K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
ω = 2πf
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
473K
∫₀^∞ e^(-ψ²) dψ = √π / 2
338K
9ω² + 6ω + 5 = 0
e^{i\pi} + 1 = 0
F = G m₁m₂ / r²
∇²φ = 0