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The effect of an external toxicant on a biological species in case of deformity: a model

Department of Mathematics, Integral University , Lucknow, Uttar Pradesh , India 1 A. K. Agrawal 2 Department of Mathematics, Amity University , Lucknow, Uttar Pradesh , India 3 Mathematics Subject

Modeling the effect of toxicant on the deformity in a subclass of a biological species

In this paper, a nonlinear mathem atical model to study the effect of a toxicant on a biological population is proposed and analyzed. We have taken the case in which some members of a biological population get severely affected by the toxicant and show abnormal symptoms, like deformity, fecundity, necrosis, etc. It has been assumed that the toxicant is produced by the population...