org.codehaus.groovy.control.MultipleCompilationErrorsException: startup failed:
Script21.groovy: 1: [Static type checking] - Reference to method is ambiguous. Cannot choose between [int java.lang.Math#abs(int), long java.lang.Math#abs(long), float java.lang.Math#abs(float), double java.lang.Math#abs(double)]
@ line 1, column 1.
Math.abs(-9.5)
^
1 error