Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:04Z
4y² + 8y + 1 = 0
∫₀^∞ e^(-x²) dx = √π / 2
468K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
289K
det| 6 7 ; 6 7 | = 0
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\frac{10}{7} \sum_{i=1}^{n} i^{2}
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
339K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
177K
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
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det| 7 2 ; 3 8 | = 50
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
11K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
387K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
144K
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
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det| 1 5 ; 1 2 | = -3
338K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
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d/dt [t^11] = 11t^10
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