Introducing a new drug to a market has become an enormous undertaking because of expanding research and development costs, which are estimated at over one billion USD 1,2,3,4. With a view to reducing ...

with all the coefficients are fuzzy numbers. The FNE as follows, $$\begin{aligned} \begin{aligned}&{\tilde{a}}_{1}{\tilde{x}}^{3} + {\tilde{b}}_{1}{\tilde{x}}^{2 ...