heaviside( x )
The Heaviside step function in SageMath. Defined by
\[ H(x) = \begin{cases} 0 \ , \ x < 0 \\ 1 \ , \ x > 0 \end{cases} \]Differs from unit_step in definition at the origin.
Plot on the real axis:
Special values:
Related functions: unit_step
Function category: generalized functions sagemath-docs