Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 15:40Z
d/dz [z^3] = 3z^2
∑_{k=1}^{n} k = n(n+1)/2
75K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
479K
6φ² + 8φ + 0 = 0
∫₀^∞ e^(-ψ²) dψ = √π / 2
129K
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
390K
det| 10 8 ; 7 11 | = 54
det| 5 3 ; 2 6 | = 24
153K
det| 5 6 ; 2 6 | = 18
det| 7 4 ; 4 8 | = 40
473K
iħ ∂ψ/∂t = Ĥψ
det| 7 9 ; 1 8 | = 47
188K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
8t² + 7t + 5 = 0