Tag Archive for: operators

What is a linear equation

First-Order Linear Equation: Definition & Solutions

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Definition / Summary This article summarizes the first-order (linear) polynomial equation in one variable, its solution, and natural extensions to matrices…
hilbertspaces2

Learn the Basics of Hilbert Spaces and Their Relatives: Operators

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  Operators. The Maze Of Definitions. We will use the conventions of part I (Basics), which are ##\mathbb{F}\in \{\mathbb{R},\mathbb{C}\}##,…
mathoperators

How to Tell Operations, Operators, Functionals, and Representations Apart

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 All these concepts belong to the toolbox of physicists. I read them quite often on our forum and their usage is sometimes a bit confusing.…