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Lecture12 - Cartesian grid Let the x-coordinate be the real...

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Complex numbers So, instead of using an ordered pair, ( x , y ), we write: P = x + i y = A cos( ϕ ) + i A sin( ϕ ) where i = (-1) 1/2 Consider a point, P = ( x,y ) , on a 2D
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Unformatted text preview: Cartesian grid. Let the x-coordinate be the real part and the y-coordinate the imaginary part of a complex number....
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