Arno Buij

Bridgeclubs

 

Bridgeclub Doublet

 

Bridgeclub Mierlo

                       

Bridgeclub Mierlo-Troef

 

 

Science

 

Taking the square and third root of a number

Coupling factors of a 3‑winding transformer

Equation of Time Animated:
A planet year (pdf)


EquaTime Application (zip)