Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-20 13:05Z
12t² + 1t + 5 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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d/dx [x^11] = 11x^10
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
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\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
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det| 7 4 ; 4 8 | = 40
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