Unwavering from a course of action.
Engrossed.
Firmly fixed or concentrated on something.
Something that is intended.
The state of someone’s mind at the time of committing an offence.
non-transient.
Of data or a data structure: not transient or temporary, but remaining in existence after the termination of the program that creates it.
Describing a fractal process that has a positive Brown function
Lasting past maturity without falling off.
Obstinately refusing to give up or let go.
Insistently repetitive.
Indefinitely continuous.