“nested sets”的概念、定义、翻译、参考文献-科学参考

单词	nested sets
释义	nested sets Mathematics A sequence of sets A₁, A₂, A₃,… is said to be nested and increasing if $A_{1} \subseteq A_{2} \subseteq A_{3} \subseteq \dots$ and is said to be nested and decreasing if $A_{1} \supseteq A_{2} \supseteq A_{3} \supseteq \dots .$
随便看	Fertile Crescent fertile material fertility fertility, soil fertilization fertilizer Ferungulata Feshbach resonance Fessenden, Reginald Aubrey (1866–1932) Festiniogian FET fetal membranes fetch fetch-execute cycle fetch protect fetus feudalism feudal system Feuerbach, Ludwig Andreas (1804–72) Feuerbach’s Theorem Feulgen’s test fewest hops routing Feyerabend, Paul Karl (1924–94) Feynman diagram feynmanium

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