This paper deals with an adaptation of an application of nonlinear heptagonal dense fuzzy
number. The concept of linear and as well as non-linear for both symmetric and asymmetric …

This article deals with an imperfect production inventory system with advertisement, price,
and time-dependent demand for a non-instantaneous deteriorating item. Every …

This paper explores a production inventory model considering two high-tech products of the
same kind. One is the primary product and the other is the updated version of that primary …

In today's digital age, industrial methods are shifting away from humans and toward
machines. We choose automated systems for various jobs related to production systems …

This paper considers a closed-loop supply chain production inventory model consisting of a
virgin raw material supplier, a manufacturer, a retailer and a collector who collects the used …

This paper develops an integrated imperfect production-inventory system consisting of a
retailer and a manufacturer who produces breakable items. As breakable items are very …

One of the major concerns for the technology market is the demand volatility and its impact
on inventory policies. Demand volatility in the technology sector may arise due to many …

This study deals an integrated manufacturer–buyer supply chain system for imperfect
production under stochastic lead time demand. Here, defective rate has been followed as a …

In this paper, we present a general formulation for the production inventory optimal control
problem to a class of fractional fuzzy differential systems with reliability-dependent imperfect …

A three-layer supply chain model with a single supplier, manufacturer, and retailer is
presented in this paper. This proposed model is analyzed under green investment along …