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Omni-MATH / Let Q be the set of rational numbers. A function f:Q→Q is called aquaesulian if the following property holds: for every x,y∈Q, f(x+f(y))=f(x)+y or f(f(x)+y)=x+f(y). Show that there… · Discussion

Discussing Let Q be the set of rational numbers. A function f:Q→Q is called aquaesulian if the following property holds: for every x,y∈Q, f(x+f(y))=f(x)+y or f(f(x)+y)=x+f(y). Show that there… · Omni-MATH

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