25 lines
753 B
Java
25 lines
753 B
Java
import java.util.List;
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import java.util.function.BiFunction;
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import java.util.function.Function;
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public class FirstClassFunctionsUseNumbersAnalogously {
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public static void main(String[] args) {
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final double x = 2.0, xi = 0.5,
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y = 4.0, yi = 0.25,
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z = x + y, zi = 1.0 / ( x + y );
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List<Double> list = List.of( x, y, z );
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List<Double> inverseList = List.of( xi, yi, zi );
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BiFunction<Double, Double, Function<Double, Double>> multiplier = (a, b) -> product -> a * b * product;
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for ( int i = 0; i < list.size(); i++ ) {
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Function<Double, Double> multiply = multiplier.apply(list.get(i), inverseList.get(i));
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final double argument = (double) ( i + 1 );
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System.out.println(multiply.apply(argument));
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}
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}
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}
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