ref 2e537d70
Math Dump /sym/b671a7
id=130081 · host=fr.findroms.cloud · 2026-09-12 10:18Z
6r² + 3r + 2 = 0
∑_{k=1}^{n} k = n(n+1)/2
det| 5 6 ; 2 6 | = 18
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det| 3 7 ; 2 4 | = -2
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\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
∑_{k=1}^{n} k = n(n+1)/2
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∂φ/∂r = 7φ
∑_{k=1}^{n} k = n(n+1)/2
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∑_{k=1}^{n} k = n(n+1)/2
∇²β = 0
det| 11 7 ; 6 12 | = 90
det| 5 7 ; 7 6 | = -19
∇²φ = 0
ω = 2πf