Dizziness, Nonvertigo. (Nonvertigo Dizziness). ... Definition. Dizziness may cause you to feel light-headed or weak. You may feel like you are going to faint. Dizziness can happen for a short period of time or be a long-lasting condition that gets in the way of your daily activities. ... Dizziness www.lifescript.com/health/a-z/mayo/d/dizziness.aspx. Dizziness.
This is the normal case, as in our example where the equation 2 x + 3 = 7 had exactly one solution, namely x = 2. The other two cases, no solution and an infinite number of solutions, are the oddball cases that you don t expect to run into very often.
In particular, a differential equation is linear if it is linear in terms of the unknown function and its derivatives, even if nonlinear in terms of the other variables appearing in it. As nonlinear equations are difficult to solve, nonlinear systems are commonly approximated by linear equations (linearization).