If a map f of a plane onto itself maps lines onto lines and the origin onto the origin, i.e., in a Cartesian coordinate system, then In this way, a linear map can be regarded as a map that maps one vector space V to another vector space W, and it is easy to see from the definition that it has the following properties: (1) For all elements X and Y in V, [Ryoichi Takagi] [Reference] | |Source: Shogakukan Encyclopedia Nipponica About Encyclopedia Nipponica Information | Legend |
平面を自分自身に写す写像fが、直線を直線に写し、原点を原点に写すとき、すなわち直交座標系に関して、 このように線形写像は、一つのベクトル空間Vをもう一つのベクトル空間Wに写す写像とみなすことができて、次のような性質をもっていることが、定義からすぐわかる。 (1)Vのすべての元X、Yに対して、 [高木亮一] [参照項目] | |出典 小学館 日本大百科全書(ニッポニカ)日本大百科全書(ニッポニカ)について 情報 | 凡例 |
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