Free sample articles newly available from International Journal of Mathematical Modelling and Numerical Optimisation

The following sample articles from the International Journal of Mathematical Modelling and Numerical Optimisation are now available here for free:

• Multi-level multi-objective linear fractional programming problem: a solution approach
• Numerical solution of Lane-Emden pantograph delay differential equation: stability and convergence analysis
• An application of spectral linearisation method on the steady two-dimensional radial flow of Au-water and Ag-water nanofluids between two inclined plane walls
• Enhanced estimation of population mean under two-phase sampling
• Mathematical modelling of breakdowns with soft failures and explicit analytical expressions of an M/M/1 queue's transient state probabilities
• Analysis and simulation of SIR model for COVID-19 spreading with the effect of offline learning and vaccination: a case study of Indonesia