1 | initial version |

Instead of `show(P1)`

, do `P1.show()`

.

2 | No.2 Revision |

~~Instead ~~**Quick solution**: instead of `show(P1)`

, do `P1.show()`

.

**Comment**:
This looks like it could be a bug. For anyone interested in the bug:
on my computer, `show(P1)`

has the same effect as `P1.show()`

;
on SageMathCloud, it seems to "pretty-print" the string for `latex(P1)`

.

3 | No.3 Revision |

**Quick solution**: instead of `show(P1)`

, do `P1.show()`

.

**Comment**:
This looks like ~~it could be ~~a ~~bug. ~~bug to me. For anyone ~~interested in the bug:
~~interested: while on my computer, `show(P1)`

has the same effect as `P1.show()`

~~;
~~, on SageMathCloud, it seems to "pretty-print" the string for `latex(P1)`

~~.~~. Compare:

```
sage: latex(P1)
\text{\texttt{A{ }2{-}dimensional{ }polyhedron{ }in{ }ZZ{\char`\^}2{ }defined{ }as{ }the{ }convex{ }hull{ }of{ }4{ }vertices}}
```

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