Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 01:01Z
iħ ∂ψ/∂t = Ĥψ
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
168K
10t² + 5t + 5 = 0
\lim_{t\to 0} \frac{\sin t}{t} = 1
144K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
371K
∇ × E = −∂B/∂t
det| 8 7 ; 1 9 | = 65
∑_{k=1}^{n} k = n(n+1)/2
224K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
234K
\frac{12}{9} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
218K
det| 9 4 ; 1 10 | = 86
354K
ω = 2πf
det| 2 6 ; 0 3 | = 6
402K
det| 8 4 ; 0 9 | = 72