On Opial’s inequality for 𝑓⁽ⁿ⁾
On Opial’s inequality for 𝑓⁽ⁿ⁾
We prove inequalities of the type <disp-formula content-type="math/mathml"> \[ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" alttext="integral Subscript 0 Superscript h Baseline StartAbsoluteValue f Superscript left-parenthesis i right-parenthesis Baseline left-parenthesis x right-parenthesis f Superscript left-parenthesis j right-parenthesis Baseline left-parenthesis x right-parenthesis EndAbsoluteValue d x less-than-or-equal-to upper C left-parenthesis n comma i comma j comma p …