Analyzer
Sentence analysis
9Spans
Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
数列
sequence; progression; several lines; several rowsnoun
は
topic markergrammar
単調減少数列
monotonically decreasing sequencenoun
である
formal copulagrammar
こと
thing; matter; the fact that; doing; incident; event; trouble; crisis; circumstances; situation; state of affairs; affairs; business; work; make-believe; pretending to; also known as; real name; alias; no need to; not necessary to; should; it is important to; I advise that-> 事noun, noun suffix
を
object markergrammar
証明
proof; verification; certificationnoun, suru verb
せよ。
light/support verb with a noun or noun-like phrase-> するgrammar