thumb|upright=1.2|A bump function is a smooth function with [[compact support.]]
{{redirect|C infinity|the extended complex plane \mathbb{C}_\infty|Riemann sphere}} {{redirect|C^n|\mathbb{C}^n|Complex coordinate space}}
thumb|upright=1.2|A bump function is a smooth function with [[compact support.]]
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).