Σ index Σ#6 Batch 4 Rxn set 8 Batch 10 Ledger /15 Ledger /21 Eq pack 13 Matrix 5 Eq pack 1 Ledger /9

Spectra Ledger /sym/2e6562

id=1 · host=commstar.world · 2026-10-21 08:06Z

∑_{k=1}^{n} k = n(n+1)/2

F = G m₁m₂ / r²

383K

7y² + 7y + 0 = 0

436K

det| 5 5 ; 1 6 | = 25

λ = h/p

26K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

355K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

∇ × E = −∂B/∂t

348K

det| 7 4 ; 4 8 | = 40

228K

6y² + 8y + 3 = 0

det| 2 7 ; 7 3 | = -43

440K

F = G m₁m₂ / r²

28K

det| 7 3 ; 0 8 | = 56

\binom{n}{k} = \frac{n!}{k!(n-k)!}

N₂ + 3H₂ ⇌ 2NH₃

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂