Prompt
Generate a realistic image of a middle-aged man in the 1940s, dressed in formal attire, likely sitting at a desk with mathematical papers and a pen in hand. The man has a serious expression and is surrounded by books and mathematical symbols etched into a blackboard in the background. He has a distinctive nose and is wearing glasses perched on the end of his nose. The style should be reminiscent of a classic academic portrait from the mid-20th century. The subject is Hans Heilbronn, a renowned German mathematician, specifically in his role as a professor at one of his affiliated universities such as University of Bristol, University of Toronto, University of Manchester or University of Göttingen.
