Graphical Calculator by shhebaz ghouri

addition,subtraction,plot,stem, permutation,combination. (addition, graphical, calculator)

calculator(varargin)

y=C(n,r);

y=P(n,r);

Polynomial roots tracker by Emanuele Natale

This package allows to see how the roots continuously change from a polynomial to another. (polynomial, roots, plot)

[P1,P2]=readpoly

pertpoly(P1,P2,T)

polyrandpert(deg,thick1,thick2,N)