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.
Under the current constitution, this responsibility lies in the President of the United Mexican States, who is head of the supreme executive power of the Mexican Union. Throughout its history, Mexico has had several forms of government.