radian4dDescripción . Sin devuelve el seno del número, donde número se expresa en radianes.4D ofrece las constantes predefinidas Pi, Degree, y Radian.Pi devuelve el número Pi (3.14159...),RadiAnt DICOM Viewer is available as a free is version includes all the features available in the paid version. The trial version expires after a predetermined period of time (displayed