added comments to GrapherApplication and added non-functioning y-axes
modified y-axis (still does not work) and added CustomQuadraticFunction class
corrected CustomQuadraticFunction such that all tests pass
added another test for evaluate using a negative number (the test passed)
user can graph predefined functions by choice
users can graph predefined functions by choice
overridded .equals method
modified such that function will not be added to graph if it already exists
created JTable instance variable
changed constructor parameter to coeffsLowToHigh
added popup dialog to input custom quadratic function. Does not graph correctly
corrected custom quadratic function tests
corrected evaluate method and graphing
added javadoc comments
changed custom quadratic to power 5
corrected toString method and constructor to get rid of trailing zeros
corrected constructor to avoid empty list
adjusted formatting
Added zoom slider (does not work)
Added functional graph zoom slider bar