data structure & java recommend

Q6 (10pts) Consider the following function. This function makes progress towards the base case on every recursive call. static void foo (double val) { if (val != 0.0) foo (val/2.0); } a) In theory (that is, if double variables acted like true real numbers), would this function everterminate for input val a nonzero number? Answer: b) In practice (an actual computer implementation), willit terminate