| ... | ... | @@ -38,15 +38,3 @@ It is basically a relation between the values of two Operations or function from | 
              
                | 38 | 38 | |AND | [cond1] AND [cond2] | [x>0] AND [x<3] |  | | 
              
                | 39 | 39 | |OR | [cond1] OR [cond2] | [x<0] OR [x>3] |  | | 
              
                | 40 | 40 |  | 
              
                | 41 |  | -# Special syntax in a generic visualization: var() | 
              
                | 42 |  | - | 
              
                | 43 |  | -In a generic visualization, `var(arg)` can be used in operations or conditions and it will be replaced by the value of | 
              
                | 44 |  | -the variable with the name arg. Remember to write var as a function `var(x)` and *not* as a Tex-command \var{x}. | 
              
                | 45 |  | - | 
              
                | 46 |  | -```LaTeX | 
              
                | 47 |  | -  \begin{variables} | 
              
                | 48 |  | -     \randint{x}{-5}{5} %create two random integers | 
              
                | 49 |  | -     \randint{y}{-5}{5} | 
              
                | 50 |  | -     \point{p1}{real}{var(x),var(y)} %creates a point on (x,y) depending on the values of x and y. | 
              
                | 51 |  | -  \end{variables} | 
              
                | 52 |  | -``` | 
              
                | 53 | 41 |  |