<s>[INST] tests that the given double is not invalid for calculation . it must not be one of : double #nan double #negative_infinity double #positive_infinity concode_field_sep MathUtil instance concode_field_sep void assertDouble concode_elem_sep Integer increment concode_elem_sep boolean assertEqual concode_elem_sep MathUtil getInstance [/INST] boolean function ( final double arg0 ) { return ! ( Double . isInfinite ( arg0 ) || Double . isNaN ( arg0 ) ) ; </s>