Field Notes / Σ /sym/5b3fc5
id=794230 · host=uk.mattivster.me · 2026-08-30 18:47Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
CH₄ + 2O₂ → CO₂ + 2H₂O
428K
ΔS ≥ 0
\frac{11}{6} \sum_{i=1}^{n} i^{2}
350K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
141K
F = ma
d/dα [α^2] = 2α^1
det| 3 6 ; 7 4 | = -30
\binom{n}{k} = \frac{n!}{k!(n-k)!}