MQL5 ReferenceStandard LibraryScientific ChartsCCurveXMin TypeNameColorXMaxXMinYMaxYMinSizePointsSizePointsFillPointsColorGetXGetYLinesStyleLinesIsSmoothLinesSmoothTensionLinesSmoothStepLinesEndStyleLinesWidthHistogramWidthCustomPlotCBDataCustomPlotFunctionPointsTypeStepsDimensionTrendLineCoefficientsTrendLineColorTrendLineVisibleUpdateVisible XMin Returns the minimum value of the X function (real numbers only). double XMin() Return Value Minimum real number among all the function arguments. XMax YMax