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.
Additional Readings. Mexico is a federal republic composed of 31 states and the Federal District (D.F.). The constitution divides governmental powers between executive, legislative, and judicial branches. The executive branch is led by the president, who is elected to one six-year term and cannot be reelected. The president appoints a cabinet, the attorney general, diplomats, high-ranking.