Suppose I have a function f(x,y) and I have a number g. I want to check whether g lies in the range of the function and if yes for what x and y. If no, I want the closest number to g that the function can generate along with the respective x and y values. How to do this without trial and error?
2026-03-27 06:08:19.1774591699
How to check whether given number lies in the solution of a function?
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