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LPP identifies learning as a contextual social phenomenon, achieved through participation in a community practice. [2] According to LPP, newcomers become members of a community initially by participating in simple and low-risk tasks that are nonetheless productive and necessary and further the goals of the community. Through peripheral ...
A closed feasible region of a linear programming problem with three variables is a convex polyhedron. In mathematical optimization and computer science , a feasible region, feasible set, or solution space is the set of all possible points (sets of values of the choice variables) of an optimization problem that satisfy the problem's constraints ...
Clinical Nursing Research is a peer-reviewed nursing journal covering the field of clinical nursing. The editor-in-chief is Melissa D. Pinto (Mayo Clinic). It was established in 1992 and is published by SAGE Publications eight times a year.
Nursing research is research that provides evidence used to support nursing practices. Nursing, as an evidence-based area of practice, has been developing since the time of Florence Nightingale to the present day, where many nurses now work as researchers based in universities as well as in the health care setting.
In clinical research a research site conducts all or part of a clinical trial. For clinical trials which recruit research participants in multiple locations, often the research will have a headquarters then multiple regional research sites to conduct the research in that region. In a network of research sites where all are recruiting study ...
Nursing journals remain a primary method in which the nursing community shares information and disseminates research findings. These journals are most often peer-reviewed and contain editorials and reports of original research, including randomized controlled trials , observational studies , systematic reviews , meta-analyses , and qualitative ...
Within the theory of nursing, intervention theory is included within a larger scope of practice theories. Burns and Grove point out that it directs the implementation of a specific nursing intervention and provides theoretical explanations of how and why the intervention is effective in addressing a particular patient care problem.
A LP can also be unbounded or infeasible. Duality theory tells us that: If the primal is unbounded, then the dual is infeasible; If the dual is unbounded, then the primal is infeasible. However, it is possible for both the dual and the primal to be infeasible. Here is an example: