██████ █████ ███████

██████

█'██████ ${\displaystyle \cup }$ (█ ████████████ ██████ ${\displaystyle \vee }$) ███ ███ ███████ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ █ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ █ █'███████ ███ ████████ █████ ███ ████████ ██ ████████ ███ ███████, █████ ███ ████ █████. ██ ███████, ██ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}=\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\}}$ █ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}=\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\}}$, ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\cup \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}=\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\}.}$

████████████

█'████████████ ${\displaystyle \cap }$ (█ ████████████ ██████ ${\displaystyle \wedge }$) ███ ███ ███████ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ █ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ █ █'███████ ███ ████████ █████ ███ ████████ ██ ██████ ███ █ ███ ███████. ██ ███████, ██ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}=\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\}}$ █ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}=\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\}}$, ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\cup \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}=\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\}}$.

██████████

██ ██████████ ${\displaystyle \setminus }$ ███ ███ ███████ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ █ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ █ █'███████ ███ ████████ █████ ███ ████████ ██ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ ███ ███ ████████████ █ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$.

██████████ ██████████

██ ██████████ ██████████ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ (█ ████████████ █████████ ${\displaystyle \dot{\vee }}$) ███ ███ ███████ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ █ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ █ █'███████ ███ ████████ ███ ████████ ██ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ █ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$, ██ ███ ██████ ██ ██████, ███ █████ ██████ ████████ ████ ${\displaystyle (\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\setminus \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>})\cup (\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\setminus \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>})}$.

█████ ██████████

• ██ ████████ ██████████ ${\displaystyle \times }$.
• ██ █████ █████████ ${\displaystyle +}$.

██████████ ██████

████████ ███████ █████ ██████████ ███ ████████ ██ ██ ████ ███████:

• ██ ███████████ ${\displaystyle {\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}^{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}}$ (█ █████████ ██████ ${\displaystyle \mathrm{\neg }}$), █████ ████████ ███ ${\displaystyle {\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}^{\prime }}$, █ █'███████ ███ ████████ █████ ███ ████████ ███ ███ ████████████ ██ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$.
• █'███████ █████ █████ (█ ███████ ███████) ${\displaystyle \mathcal{<span\; word-length="1"\; class="word\; redacted">█</span>}(\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>})}$ █ █'███████ ██ █████ █ █████████ ████████████ ██ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$. ██████, ██ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}=\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\}}$, ${\displaystyle \mathcal{<span\; word-length="1"\; class="word\; redacted">█</span>}(\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>})=\{\varnothing ,\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\},\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\},\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\},\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\},\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\},\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\},\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\}}$.

█████ ████████████

${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\cap (\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\cup \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>})=(\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\cap \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>})\cup (\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\cap \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>})}$ "█'████████████ ██ ██ ███████ ███ █'██████ █████ █████ ███ █ ██████ ███'██████ █████ ███████ ████████████".

${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\cup (\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\cap \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>})=(\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\cup \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>})\cap (\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\cup \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>})}$ "█'██████ ██ ██ ███████ ███ █'████████████ █████ █████ ███ █ ██████ ███'████████████ █████ ███████ ██████".

█████ ██ ██ ██████

${\displaystyle (\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\cup \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}{)}^{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}={\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}^{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}\cap {\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}^{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}}$ "██ ███████████ ████'██████ █ █'████████████ ███ ███████ ███████████".

${\displaystyle (\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\cap \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}{)}^{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}={\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}^{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}\cup {\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}^{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}}$ "██ ███████████ ████'████████████ █ █'██████ ███ ███████ ███████████".

██████ ██████████

████ ███ ██████████ ${\displaystyle \mathcal{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ ██ ███████, █'███████ ████████ ████'██████ ██ █████ █ ████ ████████ (███ ████ ████ ██████ ███████) █ ██████████ ████:

${\displaystyle \bigcup _{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\in \mathcal{<span\; word-length="1"\; class="word\; redacted">█</span>}}\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}=\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}|\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\in \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\text{ <span word-length="3" class="word redacted">███</span> <span word-length="6" class="word redacted">██████</span> <span word-length="2" class="word redacted">██</span> }\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\in \mathcal{<span\; word-length="1"\; class="word\; redacted">█</span>}\}.}$

█████ ${\displaystyle \bigcup _{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\in \mathcal{<span\; word-length="1"\; class="word\; redacted">█</span>}}\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ ████████ █ ████████ █████ ███ ████████ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ █████████ ██ ███████ ███████ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ ███████ █████ ████ ██████████ ${\displaystyle \mathcal{<span\; word-length="1"\; class="word\; redacted">█</span>}}$.

████████████ ██████████

████ ███ ██████████ ${\displaystyle \mathcal{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ ██ ███████, █'███████ ████████ ████'████████████ ██ █████ █ ████ ████████ (███ ████ ████ ██████ ███████) █ ██████████ ████:

${\displaystyle \bigcap _{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\in \mathcal{<span\; word-length="1"\; class="word\; redacted">█</span>}}\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}=\{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}|\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\in \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\text{ <span word-length="3" class="word redacted">███</span> <span word-length="4" class="word redacted">████</span> }\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\in \mathcal{<span\; word-length="1"\; class="word\; redacted">█</span>}\}.}$

█████ ${\displaystyle \bigcap _{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}\in \mathcal{<span\; word-length="1"\; class="word\; redacted">█</span>}}\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ ████████ █ ████████ █████ ███ ████████ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ ███████████████ █████████ ██ █████ ███ ███████ ${\displaystyle \mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ ███████ █████ ████ ██████████ ${\displaystyle \mathcal{<span\; word-length="1"\; class="word\; redacted">█</span>}}$.