Adding Two Linear Waves (Superposition)

What happens when two waves meet.
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Interference
Interacting waves can result in very different patterns of peaks and zeros.
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Group Velocity

A group velocity can arise when waves with different velocities are combined.
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Other Wave Functions

Waves can also have other shapes, such as pulses on a string.
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Fourier Analysis and Synthesis
The most complete way to describe waves with many different frequencies and wavelengths is done using Fourier Analysis.
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