Should this divide the whole expression by 2 or just the second part

[amichuda]

        a= np.array([-1, 1]) * (np.sqrt(5) + np.array([-1, 1])) / 2 #TODO: Should this divide the whole expression by 2 or just the second part

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[s3alfisc]

Should be correct as written above, i.e. the whole expression.