Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:50Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\lim_{r\to 0} \frac{\sin r}{r} = 1
144K
det| 4 7 ; 0 5 | = 20
∑_{k=1}^{n} k = n(n+1)/2
det| 8 9 ; 4 9 | = 36
394K
∑_{k=1}^{n} k = n(n+1)/2
29K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 4 6 ; 4 5 | = -4
94K
det| 12 4 ; 3 13 | = 144
det| 10 7 ; 3 11 | = 89
69K
12γ² + 8γ + 0 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
det| 9 4 ; 1 10 | = 86
352K
PV = nRT
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O