in this paper a modification of he's variational iteration method (vim) has been employed to solve dung and riccati equations. sometimes, it is not easy or even impossible, to obtain the first few iterations of vim, therefore, we suggest to approximate the integrand by using suitable expansions such as taylor or chebyshev expansions.

People living in rural areas far from health care centers are more likely to require health care services due to their long distances services and poverty(1). Tele-rehabilitation is considered as one of the rapidly emerging and growing areas of telemedicine and a precious model for providing clinical services like assessment, treatment and follows up as well as reducing the length of time for h...

A common thread in the circular economy literature is linear–circular contrast. This study shows that has always been a mix of and linear applications but varying proportions. Furthermore, scrutiny emblematic examples both reveals misconceptions enriches extant knowledge frameworks their relationship. also explains which aspects encourage an to lean towards either or (i.e., profit, scarcity, ci...