例句與造句

1. Real-valued functions of several real variables appear pervasively in economics.
2. This means that it is not worthy to explicitly define the domain of a function of several real variables.
3. The domain of a function of several real variables is a subset of that is sometimes, but not always, explicitly defined.
4. The domain of a function of several real variables is a subset of  ! that is sometimes, but not always, explicitly defined.
5. For simplicity, in this article a real-valued function of several real variables will be simply called a "'function " '.
6. It's difficult to find functions of several real variables in a sentence. 用functions of several real variables造句挺難的
7. For a differentiable function of several real variables, a stationary ( critical ) point is an input ( one value for each variable ) where all its partial derivatives are zero ( equivalently, the gradient is zero ).
8. In mathematical analysis, and applications in geometry, applied mathematics, engineering, natural sciences, and economics, a "'function of several real variables "'or "'real multivariate function "'is a complex.
9. A "'complex-valued function of several real variables "'may be defined by relaxing, in the definition of the real-valued functions, the restriction of the codomain to the real numbers, and allowing complex values.