Fascinating. Can you explain this: "X can be a function of X expressed as X=X(X++)." This is my (incorrect) attempt to make sense of the equation: X++ = X + 1

Fascinating. Can you explain this: "X can be a function of X expressed as X=X(X++)." This is my (incorrect) attempt to make sense of the equation: X++ = X + 1 (?) X() What does this mean? How can X be a function?