| _data | The struct for data |
| _layer | This struct is for all layer and component types |
| _misc | Miscellaneous data structure for data without catagory |
| _model | The struct for each model |
| _parameters | All the adjustable parameters are in this struct |
| _postfix_queue | Linked list for evaluating functional expreessions |
| _postfix_queue_element | Linked list element holding data for evaluating function expressions |
| _resolution | The struct for resolution information |
| _slabs | The struct containing slab information |
| _yanera | A container struct for holding everything |
| evaluation_stack | |
| evaluation_stack_element | |
| operator_stack | |
| operator_stack_element |
1.5.5