3 papers
math.DS2025
Could society itself spiral into a Lorenz-like chaos when facing an epidemic threat?
João P. S. MaurÃcio de Carvalho
Understanding how societies react to epidemic threats requires more than tracking infection curves. Public perception, collective memory and behavioural adaptation interact through…
q-bio.PE2024
Qualitative analysis of HAART effects on HIV and SARS-CoV-2 coinfection
João P. S. MaurÃcio de Carvalho
HIV is known for causing the destruction of the immune system by affecting different types of cells, while SARS-CoV-2 is an extremely contagious virus that leads to the development…
math.DS2024
Pulse vaccination in a SIR model: global dynamics, bifurcations and seasonality
João P. S. MaurÃcio de Carvalho, Alexandre A. Rodrigues
We analyze a periodically-forced dynamical system inspired by the SIR model with impulsive vaccination. We fully characterize its dynamics according to the proportion of vaccin…