User:Abdull/Notebook

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Collection of everything interesting that somehow sooner or later will find its way in an article

• To find the value of an improper integral with integral endpoints a=∞, b=-∞, look for a fourier transform of the integrand within the improper integral and set ω=0 in the fourier transform. Example: sinc function.
• Take a look at Template:age / meta:ParserFunctions for doing easy calculations such as: {{#expr:4 - 3}} = 1