Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 17:32Z
∫₀^∞ e^(-φ²) dφ = √π / 2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
320K
det| 1 9 ; 5 2 | = -43
det| 9 4 ; 1 10 | = 86
438K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 1 4 ; 0 2 | = 2
394K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
29K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 10 7 ; 3 11 | = 89
94K
∑_{k=1}^{n} k = n(n+1)/2
211K
∑_{k=1}^{n} k = n(n+1)/2
390K
det| 8 9 ; 4 9 | = 36
144K