**Block Category:** Transcendental

**Inputs:** Real, complex, or fixed-point scalars, or
vectors or matrices.

**Description:** The sqrt block produces an output
signal that is the square root of a positive input signal. The sqrt block does
not accept negative inputs; there is no square root of 0.

**Label:** Indicates a user-defined block label that
appears when **View** **>** **Block** **Labels** is
activated.