Square Wave
The square wave is a periodic waveform consisting of instantaneous transitions between two levels which can be denoted 
. The square wave is sometimes also called the Rademacher Function. Let the square wave have period 
. The squarewave function is Odd, so the Fourier Series has 
and
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The Fourier Series for the square wave is therefore
See also Hadamard Matrix, Walsh Function
References
Thompson, A. R.; Moran, J. M.; and Swenson, G. W. Jr. Interferometry and Synthesis in Radio Astronomy. New York: Wiley, p. 203, 1986.
- Torus Coloring
- Torus Cutting
- Torus Knot
- Total Angular Defect
- Total Curvature
- Total Differential
- Total Function
- Total Intersection Theorem
- Total Order
- Total Space
- Totative
- Totient Function
- Totient Function Constants
- Totient Valence Function
- Touchard's Congruence
- Tour
- Tournament
- Tournament Matrix
- Tower of Power
- Towers of Hanoi
- T-Polyomino
- T-Puzzle
- Trace (Complex)
- Trace (Group)
- Trace (Map)