lower bound in inequality constrints in linprog command

in 'linprog' command how can define and assign lower bound in inequality constraint? for example 'c' in the following constraint c≤A*X≤b According to the MATLAB help The default format only include upper bound 'b'.

thanks.

Answer 1

[Matt J]

Lower bound inequalities

c<=A*x

can be converted to equivalent upper bound inequalities,

(-A)*x<=(-c)