# Package <Unnamed>

## Class Summary

buttonHandler buttonHandler Class for handling almost all buttons of the gui of the Fourier transformation program (except: function buttons and operator buttons) Author: Christiane Adler
convolutionFunctionconvolutionFunction (German: Faltung) Calculating the convolution of two functions Saving time by calculating the convolution only ones and by saving the result in an array Author: Christiane Adler
cosinusFunctioncosinesFunction Calculating h(t)=cos(t) the cosinus function in the time range and the frequency range Setting the variables and calculating the extrema Author: Christiane Adler
Complex Complex Class of the complex numbers Calculating with complex numbers, divided into an imaginary number and a real number.
ConverterFunctions ConverterFunctions This class provides general methods used by infixToPostfixConverter provides the basical constructs and methods for mathematical problems of converting from infix to postfix and of calculating the postfix Author: Christiane Adler
diracFunctiondiracFunction Calculating a dirac sequence of impact h(t)= sum (dirac(t+n*F)) in the time range and the frequency range Setting the variables and calculating the extrema Author: Christiane Adler
ergebnisseing
exerciseexercise different functions are divided into 5 levels.
fouriertransformation
ftFunctionCanvas1ftFunctionCanvas1 The painting canvas for the fouriertransformed function Is opend four times (Real, Imaginary and absolute range in the examples part and absolute in the exercise part Author: Christiane Adler
functionButtonHandler functionButtonHandler Class for handling all function and operator buttons of the gui of the Fourier transformation program Author: Christiane Adler
functionCanvasfunctionCanvas The painting canvas for the function in the time domain Author: Christiane Adler
functionsfunctions Other functions and operators are children of this class They inheritate from this class Defines the importend methods Author: Christiane Adler
guigui Main graphical interface Author: Christiane Adler
IllegalMathExpressionException IllegalMathExpressionException This class provides the exception with is used in the class StringToMathExpression Author: Christiane Adler
InfixToPostfixConverter InfixToPostfixConverter This Class provides all methodes needed to convert an Infix term into an postfix term Author: Christiane Adler
multiplicateFunctionmultiplicateFunction Calculating the multiplication of two functions Author: Christiane Adler