## Michelley03 2 years ago What does "linear" mean?

1. ludwig457

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

2. across

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 $$L(af+bg)=aL(f)+bL(g)$$.

3. Michelley03

Thanks Guys!