Mathematical Problems in Engineering / 2013 / Article / Fig 4

Research Article

A New Piecewise-Spectral Homotopy Analysis Method for Solving Chaotic Systems of Initial Value Problems

Figure 4

Phase portraits of the HIV model using the PSHAM approach.
583193.fig.004a
(a)
583193.fig.004b
(b)
583193.fig.004c
(c)

We are committed to sharing findings related to COVID-19 as quickly as possible. We will be providing unlimited waivers of publication charges for accepted research articles as well as case reports and case series related to COVID-19. Review articles are excluded from this waiver policy. Sign up here as a reviewer to help fast-track new submissions.