- 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