f = e = d = Two Gaussian fit: y = a exp(-((x-b)/c)^2) + d exp(-((x-e)/f)^2) Gaussian fit: y = a exp(-((x-b)/c)^2) + d + e x + f x^2 Gaussian fit: y = a exp(-((x-b)/c)^2) + d + e x Gaussian fit: y = a exp(-((x-b)/c)^2) + d Gaussian fit: y = a exp(-((x-b)/c)^2) (x , y , ∑x∆y , ∑y∆x) list: (x,) list: (x , y) list: (x , y , ∆x , ∆y) list: (x,,∆) list: Fit Coefficients: (x0,a,b,c,d [y=a+b∆x+c∆x^2+d∆x^3],∆x= x-x0) Unweighted spline fit: Fit Coefficients: Point by Point Quadratic Bezier Interpolation: Fit Coefficients: (x0,a,b[y=a+(b ∆x),∆x= x-x0]) Point by Point Linear Interpolation: Reduced Chi^2: ) = a( Harmonic Series + Log: y = ∑(0,n-1)a(i)/x^i +a(n)ln(x) Harmonic Series: y = ∑a(i)/x^i Normalised Chebychev Polynomial fit: y = ∑a(i)T(x,i) -1