| [ KAIST ] in KIDS 글 쓴 이(By): guest (gyrus) <cortex.stat.wisc> 날 짜 (Date): 2001년 12월 28일 금요일 오전 09시 19분 11초 제 목(Title): Re: [계층구조론]현상과 본질-비선형 논리� what you have just described is called dual principle in functional analysis. you can define a space of functions and eventually space X and its dual space X^* has an identical structure. perhaps if you read conway's functional analysis book (yellow Springer-Verlag), your expression and thinking might be more refined. eventually you don't really need to distinguish recurssive formula and space because it is like am i a butterfly dreaming of a human or a human dreaming of a butterfly? although this is only a property of a Banach space, in nonlinear case, you can still approximate it with sufficiently close Banach space. what's so fussy about nonlinearity. it's not a big deal. |