Arno Buij

Science

Earth                               Mars

Coupling factors of a 3‑winding transformer

Equation of Time
A planet year (pdf)

NEW VERSION 3.3

EquaTime App (zip)

Taking the square and third root of a number

Websites

Bridgeclub Doublet

Bridgeclub Mierlo

Bridgeclub Mierlo-Troef

De Kersenplukkers