epidemiological model. a mathematical model, which may be a computer simulation model, of a disease for the purpose of studying the behavior of the disease in a variable animal population under variable conditions of climate, density of population, mix of population, and so on.. The model is based on a series of linear equations with a linear equation, called the objective function, as the desired end. Such an end could, in the determination of lowest cost rations, be the total cost of each ration. mathematical model.
(Limited)' mean. Ltd., or Limited, is a suffix that follows the name of a company, indicating it is a private limited company. This is an incorporation available under British, Irish and some Commonwealth countries' laws. In a limited company, shareholders' liability is limited to the capital they originally invested.
Ltd. is the abbreviation for limited. The term is designed to advise that the shareholders or owners of this type of enterprise is limited. Specifically, the shareholders or owners have limited responsibility for the debts and obligations of the business enterprise, according to InvestorWords.com.arning. Merely adding ltd. to the end of a business's name does not, in and of itself, limit liability. Rather, the company must appropriately be established in the first place, complying with the organizational laws of the jurisdiction where created.