Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 17:08Z
11x² + 3x + 4 = 0
det| 7 1 ; 7 8 | = 49
222K
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
87K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-t²) dt = √π / 2
174K
∑_{k=1}^{n} k = n(n+1)/2
61K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
Fe₂O₃ + 3CO → 2Fe + 3CO₂
380K
λ = h/p
∫₀^∞ e^(-x²) dx = √π / 2
472K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
392K
det| 9 4 ; 1 10 | = 86
32K
1θ² + 7θ + 5 = 0
\lim_{β\to 0} \frac{\sin β}{β} = 1