For more than forty years, approximate solutions for the classical pipe network analysis problem have been obtained by direct solution of the nonlinear stationary point conditions. We propose a ...

Izhar Ahmad ᵃ, Deepak Singh ᵇ, Bilal Ahmad Dar ᶜ, Optimality Conditions for Invex Interval Valued Nonlinear Programming Problems Involving Generalized 𝐻-Derivative, Filomat, Vol. 30, No. 8 (2016), pp ...