%0 Journal Article %T On Opial¡¯s Type Integral Inequalities %J Mathematics | An Open Access Journal from MDPI %D 2019 %R https://doi.org/10.3390/math7040375 %X In the article we establish some new Opial¡¯s type inequalities involving higher order partial derivatives. These new inequalities, in special cases, yield Agarwal-Pang¡¯s, Pachpatte¡¯s and Das¡¯s type inequalities. View Full-Tex %U https://www.mdpi.com/2227-7390/7/4/375