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# Frequency

AnalyticsTrade Team Last updated on 26 Apr 2023

# Frequency

Frequency is a term used to describe the rate at which something occurs. It is most commonly used to describe the rate at which something happens over a period of time. For example, a frequency of one event per second would mean that the event occurs once every second. Frequency can also be used to describe the rate at which something happens in a given area, such as the frequency of earthquakes in a certain region. Frequency is an important concept in many fields, including physics, engineering, economics, and finance.

## History of Frequency

The concept of frequency has been around for centuries. Ancient Greek philosophers such as Aristotle and Plato discussed the concept of frequency in their writings. In the 17th century, the French mathematician Pierre de Fermat developed the concept of frequency in his work on probability theory. In the 19th century, the German physicist Gustav Kirchhoff developed the concept of frequency in his work on electrical circuits. In the 20th century, the American physicist Richard Feynman developed the concept of frequency in his work on quantum mechanics.

## Comparison of Frequency

Event Frequency (per second)
Earthquakes 0.1
Lightning 100
Heartbeat 1

## Summary

Frequency is a term used to describe the rate at which something occurs. It is an important concept in many fields, including physics, engineering, economics, and finance. The concept of frequency has been around for centuries and has been developed by many mathematicians and physicists. Frequency can be used to compare the rate at which different events occur, such as earthquakes, lightning, heartbeats, and radio waves.

• Period
• Amplitude
• Wavelength
• Phase
• Periodic Motion
• Fourier Series
• Harmonic Motion
• Resonance
• Spectrum
• Doppler Effect