Complex Numbers |
MORE ON COMPLEX NUMBERS |
Note: Some textbooks use the letter j to represent the imaginary part of a complex number. I have used the more universal i throughout. |
A complex number, z, is of the form: |
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or, using polar coordinates: |
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where x and y are real numbers and: |
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The modulus of a complex number is: |
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The argument of a complex number is: |
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The conjugate of a complex number is: |
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In the following lines: |
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For z = x + iy and where y is measured in radians: |
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When is measured in radians: |
The exponential form of a complex number: |
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Complex Trigonometric Functions: |
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Complex Trigonometric Function Properties: |
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Complex Hyperbolic Functions: |
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Complex Hyperbolic Properties: |
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Complex Trigonometric and Hyperbolic Function Relations: |
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Complex Inverse Trigonometric Functions: |
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Complex Inverse Hyperbolic Functions: |
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