find all function

[yearatioabove]

find all function f in real

such that

f(m^2+f(n))-f(m).f(m)=n

[friedo]

@yearatioabove

find all function f in real

such that

f(m^2+f(n))-f(m).f(m)=n

You first.

[Omphaloskeptic]

@yearatioabove

find all function f in real

such that

f(m^2+f(n))-f(m).f(m)=n

{ }

[Manlob]

f(n)=n

[Omphaloskeptic]

@Manlob

f(n)=n

Ahh, you’re right, misread the problem. (I read the second term as f(m)f(n) instead of f(m)^2.)