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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 …) |
Inch per second is unit of speed, its symbol is ips or in/s. It equals to 0.0254 meter per second or 60 inches per minute. Plural name is inches per second.
Foot per hour is unit of speed or velocity. It equals 0.00008466 meter per second. Plural name is feet / hour.