Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:13Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 8 8 ; 2 9 | = 56
339K
det| 6 1 ; 5 7 | = 37
358K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
121K
\frac{11}{4} \sum_{i=1}^{n} i^{2}
399K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
316K
d/dn [n^12] = 12n^11
144K
det| 11 2 ; 2 12 | = 128
67K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
256K