What kind of research has Dr. Roldan conducted?
Dr. Roldan has conducted research in mathematics, statistics, and computer science, with a focus on complex and realworld domains and applications.
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What kind of research has Dr. Roldan conducted?

### Input: Not applicable

### Response:
Dr. Roldan has conducted research in mathematics, statistics, and computer science, with a focus on complex and realworld domains and applications.<|im_end|>