Recommended links :
Magnetic levitation  Science is fun (David Sligar's Science Site)
Magnetic levitation  Physic, Maths, Electronic and more (Barry's Site)
Magnetic levitation and more, very sparkling  an authentic australian site
EDUCYPEDIA  electronics  Full of knowledge. Magnetic levitation and more
The wheels at work:
World's speed record: TGV Alstom
Some useful links: software, calculators & more:
[softpedia : software]
[Mathematics : Scilab]
[Magnetsales : Magnet & calculators]
[Mantaro : Impedance calculator]
[Hyperphysics : Physic]
[air coils]
[All about circuits]
[Xtronics circuits : ferrites, etc.]
[Eric Dennison : Magnet Formulas]
[Futura sciences]
[UNC : Measures Units]
[Casio : calculation library (perfect)]
[Technoscience]
[J.Weber : Electronique, etc.].
Some links for magnetic levitation:
[Levitation supraconductor  Sherbrooke University]
Gyroscopes
The gyroscopes and their math
