Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 19:52Z
∂r/∂φ = 2r
e^{i\pi} + 1 = 0
det| 7 2 ; 7 8 | = 42
63K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
366K
det| 3 6 ; 0 4 | = 12
201K
det| 5 6 ; 2 6 | = 18
359K
det| 9 4 ; 1 10 | = 86
263K