added polyNodes to code
added garbage collecting code
changed the way polynomial properties are determined
added constant polynomials
revised definition of equality
renamed some predicates to avoid confusion
updated basic_rules and eqn visualizer
fixed minor bug with equality
updated misc_rules file
updated frac_rules file (new polynom representation)
can now allocate new polynomials as needed
changed tempToBinomial
changed monomial deletion code
changed how poly addition works
changed polynomial multiplication
fixed factoring polynom; commented out divideByLeadingCoeff portion
fixed add diff fractions bug
fixing factoring rule code
further progress debugging factor rule
fixed factor rule