module pind.samples.ja.floating_point.floating_point_1; import std.stdio; void main() { double zero = 0; double infinity = double.infinity; writeln("any expression with nan: ", double.nan + 1); writeln("zero / zero : ", zero / zero); writeln("zero * infinity : ", zero * infinity); writeln("infinity / infinity : ", infinity / infinity); writeln("infinity - infinity : ", infinity - infinity); }