When c ≠ 0, a mathematician would call the recurrence an affine transformation, not a linear one, but the misnomer is well-established in computer science. Associated software and data at https://github.com/vigna/CPRNG.
when c ≠ 0 a mathematician would call the recurrence an affine transformation not a linear one but the misnomer is well-established in computer science associated software and data at https//githubcom/vigna/cprng