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Tree algo #2

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Aug 8, 2019
Merged

Tree algo #2

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Usable classes
Aug 8, 2019
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Usable classes
Aug 8, 2019
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21 changes: 16 additions & 5 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -6,8 +6,6 @@

The project receives an **input file** as the first parameter.



The file should describe a set of rules, initial facts and queries.

```
Expand Down Expand Up @@ -51,10 +49,16 @@ A **tree** represents a set of rules. It is composed of nodes divided in two typ
Each **connector** and **atom** are represented uniquely, meaning that we **will never have any duplication**. Also a `!node` will be the same as `!node`.

```python
AtomNode('A') # Never two times the same
```
AtomNode('A') # No duplicated

# Only one '&' ConnectorNode for:
(A & B)
!(A & B)

# Different '&' ConnectorNode for:
(A & B)
(!A & B)
```

For example you will never find two `A` atoms, but also never find two times the same exact `ConnectorNode` instance ` *(more detail for what connectors are after)*.

Expand Down Expand Up @@ -82,7 +86,7 @@ A child represents the left part of the equation. So **if one your child is true
An `AtomNode` represents one fact. It's presentation is an uppercase character.

```python
node_a = AtomNode('A')
AtomNode('A')
```

#### The connector class
Expand Down Expand Up @@ -151,3 +155,10 @@ TODO (a & !a) impossible
TODO (a XOR !a) always true, (a XOR a) always false

TODO Since a child is equivalent to a OR Two childs a or !a always true

```python
(A & B) => C
(!A & B)=> C # should detect impossible
```