Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-09-21 04:35Z
∇²y = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
469K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
346K
11z² + 2z + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
253K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
403K
12β² + 4β + 5 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
173K
det| 6 4 ; 6 7 | = 18
det| 12 6 ; 3 13 | = 138
301K
det| 9 5 ; 7 10 | = 55
AgNO₃ + NaCl → AgCl↓ + NaNO₃
351K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
135K
∂y/∂z = 9y
∑_{k=1}^{n} k = n(n+1)/2
156K
∫₀^∞ e^(-α²) dα = √π / 2
376K
\lim_{α\to 0} \frac{\sin α}{α} = 1
279K