Spline Approximation (Introduction)

We sometimes encounter a situation where a number of points with coordinates are given and we want to find a function such that for all of these points we have (interpolation) or (approximation). Most often we say that we want on average to be as small as possible and for whatever reasons usually the quadratic …

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Addresses

Postal addresses seem to be easy: – Name and/or Company – Street and/or PostBox – ZIP Code – Municipality – Country This is true in Germany or Switzerland and a few other countries. I would like to add, that in some large buildings it can be a good idea to add the apartment number, but …

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Happy New Year 2021

Un an nou fericit! — Happy new year! — Срећна нова година! — Frohes neues Jahr! — Onnellista uutta vuotta! — С новым годом! — Gullukkig niuw jaar! — FELIX SIT ANNUS NOVUS — ¡Feliz año nuevo! — Feliĉan novan jaron! — عام سعيد — Щасливого нового року! — Gott nytt år! — Bonne année! …

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