What defines a linear system and a nonlinear system? What should I look for?

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- Dec 3rd 2012, 10:09 AMMathIsOhSoHardHow do you determine if a system is linear or nonlinear?

What defines a linear system and a nonlinear system? What should I look for? - Dec 3rd 2012, 10:13 AMDevenoRe: How do you determine if a system is linear or nonlinear?
the squared term in the top coordinate is a dead give-away.

- Dec 3rd 2012, 10:22 AMMathIsOhSoHardRe: How do you determine if a system is linear or nonlinear?
- Dec 3rd 2012, 10:47 AMScopurRe: How do you determine if a system is linear or nonlinear?
That squared term makes it non linear. Linear... like a line y= mx + b.

- Dec 3rd 2012, 11:21 AMMathIsOhSoHardRe: How do you determine if a system is linear or nonlinear?