Question: What is the eponym of Jeans instability who had a career as a mathematician?
Paraphrase: What is the eponym of Jeans instability who had a career as a mathematician?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q1130216 wdt:P138 ?answer . ?answer wdt:P106 wd:Q170790}
Answer: James Hopwood Jeans