- pseudoconcave function
- мат. псевдовогнутая функция
Большой англо-русский и русско-английский словарь. 2001.
Большой англо-русский и русско-английский словарь. 2001.
pseudoconcave — adjective (said of a function) differentiable and decreasing in any direction where it has a negative directional derivative. Ant: pseudoconvex … Wiktionary
pseudoconvex — adjective (said of a function) differentiable and increasing in any direction where it has a positive directional derivative. Ant: pseudoconcave … Wiktionary