Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-19 16:52Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-x²) dx = √π / 2
det| 4 7 ; 2 5 | = 6
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\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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∑_{k=1}^{n} k = n(n+1)/2
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