Mach number

Input(s)

v: Velocity of source relative to medium $(\mathrm{m} / \mathrm{s})$

vs: Speed of sound in the medium $(\mathrm{m} / \mathrm{s})$

Output(s)

M: Mach number (dimensionless)

Formula(s)

$$M=\frac{v}{v s}$$

Reference(s)

Wikipedia.org.