1 C is the vertical offset (height of the baseline). 2  P is the period or wavelength (the length of each cycle). 3  Ï is the angular frequency, and is given by. 4  Ï= 2Ï/ P or P = 2Ï/Ï.
President of Mexico. The President of the United Mexican States (Spanish: Presidente de los Estados Unidos Mexicanos) is the head of state and government of Mexico. Under the Constitution, the president is also the Supreme Commander of the Mexican armed forces. The current President is Enrique PeÃ±a Nieto, who took office on December 1, 2012.
return to people & events. Antonio LÃ³pez de Santa Anna is perhaps one of the most colorful figures of the nineteenth century. Having served as president of Mexico eleven times, the self-proclaimed Napoleon of the West became indelibly associated with much of that country's tumultuous and unstable history.