███████ █████████

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

██ ███████ █████████ █ ███ █████████████, ███ ███ ███████ ████ █'███████ █ ██ ██████. ███ ██████ ██████ █'█████ ██ ██████ ███ ███████ █████████ ███ ██ █ █·█ (██████ █████), ███ ██ █████, █████ ██ ██ ███ █████ █████ ██ ██████ ██████████ ███████.

█'███████ ███ ███████ █████████ █████████ ██ ██████████ ██ ██████████ ███ █████ ██████ █ █████ ████ ██████ ███ ████ ███████████, ███████ █████████ █████ ███████ █████████ ██ ██████.

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

${\displaystyle \overrightarrow{{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}_{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}}:=\overrightarrow{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}\times \overrightarrow{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}}$ :=\██████ {\███ {█}} \█████ \██████ {\███ {█}} }

██ ██████ ██ ${\displaystyle \mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ █ ██████ ████████ ██

${\displaystyle |{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}_{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}|=|\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}|\cdot |\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}|\mathrm{<span\; word-length="3"\; class="word\; redacted">███</span>}\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}=\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}\cdot \mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}$

██ ███████ ${\displaystyle \overrightarrow{{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}_{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}}}$ █ ██████████████ ██ █████ ████████ ██ ${\displaystyle \overrightarrow{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}}$ █ ██ ${\displaystyle \overrightarrow{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}}$ █ ██ █████, ████ ████████ █████ ██████ █████ ████ ██████, █ ██████ ██ ██ ███████████ ███ ████ ${\displaystyle \overrightarrow{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}}$ , █████████ ██ █, ███████ ██ █████ ██████████ ███ ███████████ █ ${\displaystyle \overrightarrow{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}}$ . ██ █████████ ${\displaystyle \mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}\mathrm{<span\; word-length="3"\; class="word\; redacted">███</span>}\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}$, ████████ ████'████ ██ █████████ █████ █████ ██ ███ █████ ${\displaystyle \overrightarrow{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}}$, █ █████ ███████ ${\displaystyle \mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}$ █████ █████ ${\displaystyle \overrightarrow{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}}$.

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

██ ██ ███████ █ ████████ ██ ███ ██████████ ██████████ ██ ███████ █████████ ██████ █ ██ █████ ███ ███████ ███████ █████████, ██████ ██████ ████ █████ ███ ███████ ██████████ █ ██ ████████ ███████:

${\displaystyle \mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}=\sum _{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}_{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}_{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}\times {\widehat{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}}_{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}=\sum _{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}{\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}_{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}\times {\mathbf{<span\; word-length="1"\; class="word\; redacted">█</span>}}_{\mathrm{<span\; word-length="1"\; class="word\; redacted">█</span>}}}$

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