Alternative Equation Formats

The equation on this page is available in multiple formats. Depending on your browser, some formats might not render correctly.

MathML

S_{1} (x) = \sum_{i = 1}^{n} K_{i} (x) (X_{i} - x)

S_{1} (x) = \sum_{i = 1}^{n} K_{i} (x) (X_{i} - x)

\[ S_1(x) = \sum _{i=1}^ n K_ i(x)(X_ i-x) \]