Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 23:04Z
3θ² + 8θ + 7 = 0
det| 5 9 ; 0 6 | = 30
66K
det| 2 7 ; 7 3 | = -43
222K
∇ × E = −∂B/∂t
\frac{6}{3} \sum_{i=1}^{n} i^{2}
87K
∑_{k=1}^{n} k = n(n+1)/2
2K
\frac{12}{3} \sum_{i=1}^{n} i^{2}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
174K
det| 7 4 ; 4 8 | = 40
61K
λ = h/p
iħ ∂ψ/∂t = Ĥψ
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
d/dβ [β^11] = 11β^10
PV = nRT
\binom{n}{k} = \frac{n!}{k!(n-k)!}