Question

What does "linear" mean?

Answer 1

of, relating to, resembling, or having a graph that is a line and especially a straight line

Answer 2

It depends on the context; a linear equation is one of the form \(y=mx+b\), \(m,b\in\mathbb{R}\), whereas a linear operator \(L\) is one such that \(L(af+bg)=aL(f)+bL(g)\).

Answer 3

Thanks Guys!