For a signal whose fundamental frequency is f, the second harmonic has a frequency 2 f, the third harmonic has a frequency of 3 f, and so on. Let w represent the wavelength of the signal or wave in a specified medium.
Rhodes is a name that came to England in the 11th century wave of migration that was set off by the Norman Conquest of 1066. The Rhodes family lived in Lincolnshire at Rhodes, from whence their name is derived. Anglo-Norman names are characterized by a multitude of spelling variations.
The French surname of MARQUEZ was a French topographic name for the dweller at the boundary mark, or one who came from Marck (frontier district) in France. This name is also spelt MARQUETTE and MARQUET. A notable member of the name was Jaques MARQUETTE (1637-75) the French Jesuit missionary and explorer, born in Laon.