projective Hilbert space (plural projective Hilbert spaces) The quotient of a Hilbert space by an equivalence relation which considers a pair of vectors equivalent iff they differ only by a factor which is a complex number. hilbert-raum hilbert space: 希耳伯特空間hilbert space: hilbert空間; 希伯特空間; 希耳伯特空間; 希爾伯特空間projective space: 射影空間pre hilbert space: 準希耳伯特空間pre-hilbert space: 準希耳伯特空間下載手機詞典可隨時隨地查詞查翻譯