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Symbol | Definition |
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≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |
Miles per second (abbreviated mph, MPS or mi/s) is an imperial and United States customary unit of speed expressing the number of statute miles covered in one second.
Foot per hour is unit of speed or velocity. It equals 0.00008466 meter per second. Plural name is feet / hour.