Recent content by Integrals

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    Graduate Understanding the Colon Notation:

    Locally integrable functions - where $$\mathbf{x}=(x_1({\cdot}), x_2({\cdot}), x_3(\cdot))$$
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    Graduate Understanding the Colon Notation:

    Apologies for the confusion, is it correct to say that $$\mathbf{x}\otimes\mathbf{x}:y$$ is equivalent notation for $$\langle\mathbf{x}\otimes\mathbf{x}, y\rangle$$ where the latter denotes the inner product. Perhaps, this question was more elementary than I had meant...
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    Graduate Understanding the Colon Notation:

    What does the colon notation, :, mean?