Need to fix the nan errors that happen when you work out the the intercepts between hyperbola and special straight line functions ie: y=1



Need to make provision for special straight line x=1 intercepts for parabola and hyperbola.



Fix layout for auto resize (this is a biggie to fix)



Fix startup size.



Complete the visual trig to include Pythagoras and solutions of triangles.



Allow for a Theory widget to display theory relevant to the section of math involved



Found a problem with the ploting of Parabola, need to fix that.