User:Sintel/Dual Weil-Euclidean norm: Difference between revisions

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The inner product on the dual space can then be derived by simply inverting <math>G</math>
The inner product on the dual space can then be derived by simply inverting <math>G</math>
<ref>Taking the map <math>\Gamma: V\to V^{\ast}: x \mapsto \left\langle \cdot ,x \right\rangle</math>, we require <math>\left\langle \Gamma(x),\Gamma(y) \right\rangle^{\ast} = \left\langle x,y \right\rangle</math>.</ref>
<ref>Taking the natural map to the dual space <math>\Gamma: V\to V^{\ast}: x \mapsto \left\langle x, \cdot \right\rangle</math>, we require <math>\left\langle \Gamma(x),\Gamma(y) \right\rangle^{\ast} = \left\langle x,y \right\rangle</math>.</ref>
, which gives the dual norm:
, which gives the dual norm: