New Approaches to Constrained Optimization in MATLAB: springObjective(x,Fo,Fc,delta,G,rho) - File Exchange

Code covered by the BSD License

Highlights from
New Approaches to Constrained Optimization in MATLAB

nonSmoothFcn(x) NONSMOOTHFCN is a non-smooth objective function.
showNonSmoothFcn(fcn,range) Function to plot objective function 'fcn' in the range 'range'.
springConstraints(x,Fo,Fc,del... Nonlinear constraint function for helical spring optimization
springObjective(x,Fo,Fc,delta... Objective function to calculate the weight of a helical spring
GAdemo_GUI_Version.m
GAdemo_NO_GUI_Version.m
helicalSpringOptimization.m
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from New Approaches to Constrained Optimization in MATLAB by Rakesh Kumar
M-files accompanying the webinar held on November 05, 2005

springObjective(x,Fo,Fc,delta,G,rho)

function y = springObjective(x,Fo,Fc,delta,G,rho)
% Objective function to calculate the weight of a helical spring


D = x(1);
d = x(2);
k = (Fo-Fc)/delta;
N = G*d^4/(8*D^3*k);
% Weight
y = pi^2*d^2*D*N*rho/4;

Highlights from New Approaches to Constrained Optimization in MATLAB

Highlights from
New Approaches to Constrained Optimization in MATLAB