Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 02:31Z
1ψ² + 1ψ + 3 = 0
det| 1 2 ; 7 2 | = -12
66K
∑_{k=1}^{n} k = n(n+1)/2
222K
d/dω [ω^8] = 8ω^7
∑_{k=1}^{n} k = n(n+1)/2
87K
11γ² + 5γ + 0 = 0
iħ ∂ψ/∂t = Ĥψ
\frac{7}{1} \sum_{i=1}^{n} i^{2}
380K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
119K
det| 7 4 ; 4 8 | = 40
472K
∑_{k=1}^{n} k = n(n+1)/2
N₂ + 3H₂ ⇌ 2NH₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{3}{7} \sum_{i=1}^{n} i^{2}