Varsaymann

Varsaymann is a neologism used in theoretical discussions to denote a hypothetical agent or stand‑in in thought experiments and formal arguments. It is not tied to a real person or to a widely recognized concept, and there is no single, canonical definition. In many uses, a varsaymann is treated as an abstract actor whose properties—such as information, rationality, or preferences—can be varied to probe the consequences of a claim.

Usage and interpretation: Because the term lacks standardization, its meaning shifts with context. In philosophy and decision theory, a varsaymann may illustrate how outcomes depend on assumptions. In logic or probability, it can function as a placeholder for an agent whose characteristics are deliberately controlled. Some writers describe the varsaymann as fully rational, fully informed, or constrained by symmetry, depending on the point under scrutiny.

Etymology and history: The origin of the term is uncertain. It appears sporadically in online discussions and in a small body of early 2020s writings, but it has not achieved broad adoption or inclusion in major glossaries. No authoritative etymology is established.

See also: thought experiment, hypothetical agent, counterfactual, model, agent-based model.