What is the point of tolstoy's comparison between a work of art and a food item?

people wont do this for 10 points you need at least 50

earthquake is the answer i remember doing this last year

. a function is a relation in which each input has only one output. in the relation , y is a function of x, because for each input x (1, 2, 3, or 0), there is only one output y. x is not a function of y, because the input y = 3 has multiple outputs: x = 1 and x = 2.