On the Subject of a Exte Boolean Venn Diagram
Evolution from circles to non-circles, then revert halfway.
Refer to the original manual for the original instructions.
| X ∧ Y AND  | 
                            X ∨ Y OR  | 
                            X △ Y XOR  | 
                            X ↦ Y IMP  | 
                            X | Y NAND  | 
                            X ↧ Y NOR  | 
                            X ≡ Y XNOR  | 
                            X ↤ Y IMPBY  | 
                        
|---|---|---|---|---|---|---|---|