CalcuCrvFit

CalcuCrvFit是一款商务类型的app，为您提供最新CalcuCrvFit官方IOS版下载。

Featuresinclude:

-ReversePolishNotationscientificcalculator

-Hundredsofbuiltinunitconversionfactors

-Storesmultipledatasets,

-Datapointstorageisunlimited

-Performsthefollowingcurvefits:

*LinearFits

*Polynomialfitsupto9thdegreeinstandardmode

*Polynomialfitsuptocubicfitforcalibrationmode

*Exponentialfits

*Powerfits

-Calculatesthegoodnessoffit(r2andRPD),

-Graphsthegivenvaluesversesthepredictedvalues,

-Calculatespredictedvalues(XorY)fromtheuser’sinput,

-PrintoremailreportsandgraphsinPDFformat.

-Graphscanbeprintedinlandscapeorportraitmode

-ConversionofgraphPDFdocumenttoimage(bmp,jpeg,tiff,png)

-Importdatafromcommaquotedelimitedfiles.

-Exportx,yandcoefficientdatatoadelimitedfile

-Containsauserguide

-SupportsIOS13darkmode

Theadvantageofthecurvefittingmoduleisthatitprovidestwomodesofcurvefitting:CalibrationmodeandStandardmode.IntheCalibrationMode,aninversepredictionofX(abscissa)fromY(ordinate)isperformed.Asanexample,ifxisstandardconcentrationvaluesinmg/Landyisabsorbance,thenyoucanpredicttheconcentrationinmg/Lfromanyabsorbancevalue.TheapplicationderivesXinlinearandpolynomialsofthesecondandthirddegreebyusingequationroots.

Thestandardmodeisavailabletofitdatasetswherehighdegree(upto9thdegree)polynomialfitsarerequiredortheYneedstobepredictedfromX.Bothmodesprovidethegoodnessoffitbycalculatingthecorrelationcoefficient(r^2)andtherelativepercentdifference(RPD)betweenthemeasuredvaluesandthepredictedvalues.

ThecalculatorisascientificReversePolishNotationcalculatoranditcanbealsousedtoenterdatasetpointsrapidly.

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最近更新

Updatedtosupport8.3-inchLiquidRetinadisplay.