In November 1781, John Hanson became the first President of the United States in Congress Assembled, under the Articles of Confederation. Many people have argued that John Hanson, and not George Washington, was the first President of the United States, but this is not quite true.
Even and odd mode impedances of a coupled microstrip line. actually I find the reason when you use differential port, the impedance you get is twice the odd mode impedance, whereas if you use common port, the impedance is half the even mode impedance. 1 members found this post helpful.
â¢ They are periodic functions with a period of 2Ï. â¢ The domain of each function is (ââ,â) and the range is [â1,1]. â¢ The graph of y=sin x is symmetric about the origin, because it is an odd function. â¢ The graph of y=cos x is symmetric about the y-axis, because it is an even function.