Invertible

Is $y[n]=x[n] * x[n^2]$ invertible?
Verdict: non-invertible. This is a first way. How do you know if an equation is invertible?How do you show a function is invertible?Which functions ar...
Inverse of a summing function
How do you find the inverse of a fog function?Is the sum of invertible functions invertible? How do you find the inverse of a fog function?Two funct...
Determine if each of the following systems is invertible
How do you know if a system is invertible?What is invertible and non invertible system?What is the inverse system in DSP? How do you know if a syste...
Invertible and non invertible function
What is a non invertible function?What is invertible function?What is the difference between inverse and invertible function?How do you show that a f...