Method updatesGrad

JSAT/src/jsat/math/optimization/LineSearch.java:85–85

When performing the #lineSearch(double, jsat.linear.Vec, jsat.linear.Vec, jsat.linear.Vec, jsat.math.Function, jsat.math.FunctionVec, double, double, jsat.linear.Vec, double[], jsat.linear.Vec) linear search step some line searches may or may not use the gradient information. If the gradient

()

     * gradient value will need to be computed after. 
     */
    public boolean updatesGrad();
    
    /**
     * Returns a clone of the line search object