Full Idea
The Humean view depends on the conjunction of two general theses: first, causation is tied to regularity; secondly, causal facts supervene on non-causal facts.
Clarification
'Supervene' means 'cannot be separated from'
Gist of Idea
A Humean view of causation says it is regularities, and causal facts supervene on non-causal facts
Source
Stathis Psillos (Causation and Explanation [2002], §4.5.4)
Book Reference
Psillos,Stathis: 'Causation and Explanation' [Acumen 2002], p.133
A Reaction
If causation is just regularities, this means it is patterns observed by us, which means causation doesn't actually exist. So Hume is wrong. Singular causation is possible, and needs explanation.