Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 17:20Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 6 ; 7 10 | = 48
468K
iħ ∂ψ/∂t = Ĥψ
det| 9 4 ; 1 10 | = 86
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3r² + 6r + 7 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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∑_{k=1}^{n} k = n(n+1)/2
177K
E = mc²
\frac{4}{9} \sum_{i=1}^{n} i^{2}
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∑_{k=1}^{n} k = n(n+1)/2
121K
CH₄ + 2O₂ → CO₂ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
316K
det| 3 6 ; 1 4 | = 6
\frac{2}{2} \sum_{i=1}^{n} i^{2}
11K