\begin{definition}[Definition:Loculus of Archimedes]
The '''loculus of Archimedes''' is a dissection of the square into $14$ pieces:
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The dissection is constructed as follows:
:$D$, $E$ and $F$ are on the midpoints of the sides of the square
:$T$ is the midpoint of $BD$
:$C$ is the midpoint of its line
:$M$ is the midpoint of $AG$
:$K$ is on the line $AH$
:$O$ is on the line $BC$.
The object is to rearrange the pieces to form different geometric figures.
\end{definition}