Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 18:37Z
8t² + 6t + 5 = 0
\lim_{β\to 0} \frac{\sin β}{β} = 1
384K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
163K
det| 11 9 ; 0 12 | = 132
259K
det| 3 9 ; 6 4 | = -42
det| 7 4 ; 4 8 | = 40
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∇²t = 0
∫₀^∞ e^(-θ²) dθ = √π / 2
293K
∑_{k=1}^{n} k = n(n+1)/2
110K
λ = h/p
∑_{k=1}^{n} k = n(n+1)/2
300K
det| 5 9 ; 7 6 | = -33
34K
8θ² + 9θ + 0 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
354K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
368K