But Nathan is unperturbed and quite unmindful of his ways. The curve asymptotically approaches the original unperturbed energy levels. He was generally good company and unperturbed by silences, though sometimes taciturn, grumpy, or detached. Anna is seemingly unperturbed by the fact and still asks him out whereupon he agrees. In Pyrrhonism the term used for equanimity is "ataraxia", which means to be unperturbed. Martin is dismayed when Anderson is unperturbed by the news. Ned shows immediate remorse while Kate remains unperturbed. Around the man to become Matthew are either the unperceptive or unperturbed bystanders. Chk1 monitors DNA replication in unperturbed cell cycles and responds to genotoxic stress if present. The island's largely unperturbed habitats are, nonetheless, under growing human pressure. For an unperturbed system, formula 48 is a constant. This is called a two-body problem, or an unperturbed Keplerian orbit. Unperturbed, Arboria submerged the infant Elena in the black liquid. The annual inspections and exchange of data continue, unperturbed by tensions on the subcontinent. However, in contrast to Raag Tilang, the individual is unperturbed by this feeling.